Mitsubishi Heavy Industries FDTC40ZSXVF User manual

Manual No.'17•PAC-T-256
updated September 28, 2018
TECHNICAL MANUAL
HYPER INVERTER PACKAGED
AIR-CONDITIONERS
(Split system, air to air heat pump type)
CEILING CASSETTE-4
WAY COMPACT TYPE
FDTC40ZSXVF
50ZSXVF
60ZSXVF
DUCT CONNECTED-LOW/
MIDDLE STATIC PRESSURE TYPE
FDUM40ZSXVF
50ZSXVF
60ZSXVF
FDE40ZSXVG
50ZSXVG
60ZSXVG
CEILING SUSPENDED
TYPE

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........................ 55
CONTENTS
1. SPECIFICATIONS .............................................................................................. 5
(2) Ceiling suspended type (FDE) ....................................................................... 8
2. EXTERIOR DIMENSIONS ................................................................................. 14
(1) Indoor units .................................................................................................. 14
(2) Outdoor units ............................................................................................... 19
4. NOISE LEVEL
5. CHARACTERISTICS OF FAN
7. PIPING SYSTEM
6. TEMPERATURE AND VELOCITY DISTRIBUTION
3. ELECTRICAL WIRING ...................................................................................... 22
8. RANGE OF USAGE & LIMITATIONS
(1) Indoor units .................................................................................................. 22
(2) Outdoor units ............................................................................................... 26
(3) Remote control (Option parts) ..................................................................... 20
9. SELECTION CHART
9.1 Capacity tables
9.2
Correction of cooling and heating capacity in relation to air flow rate control (fan speed)
(1) Ceiling cassette-4way compact type (FDTC) ................................................. 5
(3) Duct connected-Low/Middle static pressure type (FDUM) .......................... 11
(2) Ceiling suspended type (FDE) ..................................................................... 40
(1) Ceiling cassette-4way compact type (FDTC) ............................................... 38
(3) Duct connected-Low/Middle static pressure type (FDUM) .......................... 42
9.3
Correction of cooling and heating capacity in relation to one way length of refrigerant piping
9.4 Height difference between the indoor unit and outdoor unit
10. APPLICATION DATA
10.1 Installation of indoor unit ......................................................................... 45
....................................................................................... 45
........................................................................................... 38
(2) Ceiling suspended type (FDE)
(1) Ceiling cassette-4way compact type (FDTC) ............................................. 45
............... 44
......... 44
.................. 44
.................................................................................................... 27
........................................................................... 30
........................................... 31
............................................................................................... 34
............................................................... 36
......................................................................................... 38
..................................................................... 51
10.4 Installation of outdoor unit .................................................................... 79
(3) Duct connected-Low/Middle static pressure type (FDUM)
(4) Effective range of cool/hot wind (Reference) ............................................. 61
10.2 Electric wiring work installation .............................................................. 62
10.3 Installation of wired remote control (Option) ......................................... 66
11. OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER ................... 83
11.1 Remote control ......................................................................................... 83
11.2 Operation control function by the wired remote control ...................... 85

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11.3 Operation control function by the indoor control ..................................... 88
(1) Auto operation ......................................................................................... 88
(2) Operations of functional items during cooling/heating ............................ 89
(4) Timer operation ....................................................................................... 90
(5) Remote control display during the operation stop .................................... 91
(6) Hot start (Cold draft prevention at heating) ............................................ 91
(7) Hot keep .................................................................................................. 91
(8) Auto swing control ................................................................................... 92
(3) Dehumidifying (DRY) operation......................................................................... 89
........................................................................ 95
(9) Thermostat operation .............................................................................. 93
(10) Filter sign ................................................................................................. 94
.................................................. 94
(13) Drain motor (DM) control
(11) Compressor inching prevention control
(12) Drain pump control ................................................................................. 95
.................................................................... 96
........................... 95
(16) Heating overload protection
(14) Operation check/drain pump test run operation mode
(15) Cooling, dehumidifying frost protection ................................................... 96
................................................................................. 97
............................................................................. 97
(19) High ceiling control
(17) Anomalous fan motor
(18)
Plural unit control - Control of 16 units group by one remote control ................. 97
....... 98
............................................ 98(21) External input/output control (CnT or CnTA)
(20)
Abnormal temperature thermistor (return air/indoor heat exchanger) wire/short-circuit detection
(22) Operation permission/prohibition ...........................................................100
(23) Temporary stop input ................................................................................102
(24) Selection of cooling/heating external input function .................................102
(29) Energy-saving operation (
(30) Warm-up control (
...............................................103
............................................................103
.................................................................103(25) Fan control at heating startup
....................................................103(27) Return air temperature compensation
.....................................................103(28) High power operation (RC-EX3 only)
(26)
Room temperature detection temperature compensation during heating ..........103
(35) Auto fan speed control (
(36) IU overload alarm (
..................................................104
..........................................................104
.........................................................103(31) Home leave mode (
.................................................104(33) Fan circulator operation (
.....104(34) The operation judgment is executed every 5 minutes
(32) Auto temp. setting ( .........................................................104
RC-EX3 only)
RC-EX3 only)
RC-EX3 only)
RC-EX3 only)
RC-EX3 only)
-
(RC EX3 only)
RC-EX3 only)
RC-EX3 only)
(37) Peak-cut timer ( ................................................................104
only)
(1) Defrosting operation
(2) Cooling overload protective control
(3) Cooling high pressure control
11.4 Operation control function by the outdoor control
...............................................................................105
........................................................105
.................................................................106
..................................105
RC-EX3

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14. OPTION PARTS ..................................................................................................178
(5) Heating high pressure control
(6) Heating overload protective control
(7) Heating low outdoor temperature protective control
(8) Compressor overheat protection
(9) Current safe
(10) Current cut
(11) Outdoor unit failure
.................................................................107
........................................................107
...............................108
............................................................108
............................................................................................109
..............................................................................................109
.................................................................................109
(15) Outdoor fan control at low outdoor temperature
(16) Refrigeration cycle system protection
......................................109
....................................................110
(12) Serial signal transmission error protection .............................................109
(13) Rotor lock
(14) Outdoor fan motor protection
...............................................................................................109
..................................................................109
(1) List of troubles
(2) Troubleshooting
(6) Inverter checker for diagnosis of inverter output
12.2 Troubleshooting flow
(7) Outdoor unit control failure diagnosis circuit diagram
....................................................................................126
.........................................................................................126
......................................................................................127
(1) Selfdiagnosis function
(2) Troubleshooting procedure
12.1 Diagnosing of microcomputer circuit ..........................................................111
12. MAINTENANCE DATA .........................................................................................111
..............................................................................111
......................................................................114
(3) Troubleshooting at the indoor unit
(4) Troubleshooting at the outdoor unit
...........................................................114
..........................................................120
(5) Check of anomalous operation data with the remote control ...............121
.....................................123
............................124
13. TECHNICAL INFORMATION ..............................................................................169
(1) Ceiling cassette-4way compact type
(FDTC) ...........................................169
(2) Ceiling suspended type
(FDE) ....................................................................172
(3) Duct connected-Low/Middle static pressure type
(FDUM) .........................175
.........................................................................................................178
...................................................................178
........................................................................................213
......................................................................................212
....................................................................................208
..............................................................202
................................................................................186
.......................................................................194
........................................................................215
(1) Wireless kit
(a) FDTC series
(RCN-TC-24W-E2)
(b) FDE series (RCN-E-E2)
(c) FDUM series (RCN-KIT4-E2)
(5) Filter kit (FDUM series)
(4) Duct joint (FDTC series)
(3) OA spacer (FDTC series)
(2) Simple wired remote conrol (RCH-E3)
(6) Superlink E board (SC-ADNA-E)
(4) Cooling low outdoor temperature protective control ...............................106

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How to read the model name
Example: FDTC 40 Z SXVF
Series code
Inverter type
Product capacity
Model name
SRC : Outdoor unit
FDTC : Ceiling cassette-4way compact type
FDE
: Ceiling suspended type
FDUM :
Duct connected-Middle static pressure type

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1. SPECIFICATIONS
(1) Ceiling cassette-4way compact (FDTC)
Model
Item
FDTC40ZSXVF
Indoor unit FDTC40VF Outdoor unit SRC40ZSX-S
Power source 1 Phase 220-240V 50Hz / 220V 60Hz
Operation
data
Nominal cooling capacity (range) kW 4.0 [ 1.1(Min.)- 4.7(Max.)]
Nominal heating capacity (range) kW 4.5 [ 0.6(Min.)- 5.4(Max.)]
Power consumption Cooling
kW
1.04
Heating 1.10
Max power consumption 2.60
Running current Cooling
A
4.9 / 5.1
Heating 5.2 / 5.5
Inrush current, max current 5 , 12
Power factor Cooling %92 / 93
Heating 92 / 91
EER Cooling 3.85
COP Heating 4.09
Sound power level Cooling
dB(A)
60 63
Heating
Sound pressure level Cooling P-Hi : 47 Hi : 42 Me : 36 Lo : 30 50
Heating P-Hi : 47 Hi : 42 Me : 36 Lo : 32 49
Silent mode sound pressure level — Cooling : 42 / Heating : 43
Exterior dimensions (Height x Width x Depth) mm Unit 248 × 570 × 570
Panel 35 × 700 × 700 640×800(+71)×290
Exterior appearance
( Munsell color )
Plaster white
( 6.8Y8.9/0.2 ) near equivalent
Stucco white
( 4.2Y7.5/1.1 ) near equivalent
Net weight kg Unit 15 Panel 3.5 45
Compressor type & Q'ty — RMT5113MCE2 ( Twin rotary type )×1
Compressor motor (Starting method) kW — Direct line start
Refrigerant oil (Amount, type) — 0.45 ( MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.5kg in outdoor unit (incl. the amount for the piping of : 15m)
Heat exchanger Louver fin & inner grooved tubing M shape fin & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Turbo fan ×1 Propeller fan ×1
Fan motor (Starting method) W 33 < Direct line start > 34 < Direct line start >
Air flow Cooling
m
3
/min
P-Hi : 13.5 Hi : 11.5 Me : 9 Lo : 7 36
Heating P-Hi : 13.5 Hi : 11.5 Me : 9 Lo : 8 33
Available external static pressure Pa 0 —
Outside air intake Not possible —
Air filter, Quality / Quantity Pocket plastic net ×1(Washable) —
Shock & vibration absorber Rubber sleeve(for fan motor) Rubber sleeve(for compressor )
Electric heater W 0 —
Operation
control
Remote control (option) wired : RC-EX3 , RC-E5 , RCH-E3 wireless : RCN-TC-24W-E2
Room temperature control Thermostat by electronics
Operation display —
Safety equipments
Overload protection for fan motor.
Frost protection thermostat.
Internal thermostat for fan motor.
Abnormal discharge temperature protection.
Installation
data
Refrigerant piping size ( O.D. ) mm Liquid line: I/Uφ6.35 (1/4") Pipeφ6.35(1/4") × 0.8 O/Uφ6.35 (1/4")
Gas line: φ12.7 (1/2") φ12.7(1/2") × 0.8 φ12.7 (1/2")
Connecting method Flare piping Flare piping
Attached length of piping m — —
Insulation for piping Necessary (both Liquid & Gas lines)
Refrigerant line (one way) length m Max.30m
Vertical height diff. between O.U. and I.U. m Max.20m (Outdoor unit is higher) Max.20m (Outdoor unit is lower)
Drain hose Hose connectable VP20(O.D.26) Holes size φ20 × 5pcs
Drain pump, max lift height mm Built-in drain pump , 600 —
Recommended breaker size A —
L.R.A. (Locked rotor ampere) A 4.8
Interconnecting wires Size x Core number φ1.5mm2× 4 cores (Including earth cable) / Termainal block (Screw fixing type)
IP number IPX0 IPX4
Standard accessories Mounting kit, Drain hose Drain elbow, Drain hole grommet
Option parts TC-OAS-E , TC-OAD-E
H
PJA003Z401
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
(5) The operation data indicate when the air-conditioner is operated at 230V 50Hz or 220V 60Hz.
Notes (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1
Heating 20˚C — 7˚C 6˚C
The pipe length is 7.5m.

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Model
Item
FDTC50ZSXVF
Indoor unit FDTC50VF Outdoor unit SRC50ZSX-S
Power source 1 Phase 220-240V 50Hz / 220V 60Hz
Operation
data
Nominal cooling capacity (range) kW 5.0 [ 1.1(Min.)- 5.6(Max.)]
Nominal heating capacity (range) kW 5.4 [ 0.6(Min.)- 6.3(Max.)]
Power consumption Cooling
kW
1.56
Heating 1.45
Max power consumption 2.90
Running current Cooling
A
7.2 / 7.5
Heating 6.7 / 7.0
Inrush current, max current 5 , 15
Power factor Cooling %94 / 95
Heating 94 / 94
EER Cooling 3.21
COP Heating 3.72
Sound power level Cooling
dB(A)
60 63
Heating
Sound pressure level Cooling P-Hi : 47 Hi : 42 Me : 36 Lo : 30 50
Heating P-Hi : 47 Hi : 42 Me : 36 Lo : 32 49
Silent mode sound pressure level — Cooling : 42 / Heating : 43
Exterior dimensions (Height x Width x Depth) mm Unit 248 × 570 × 570
Panel 35 × 700 × 700 640×800(+71)×290
Exterior appearance
( Munsell color )
Plaster white
( 6.8Y8.9/0.2 ) near equivalent
Stucco white
( 4.2Y7.5/1.1 ) near equivalent
Net weight kg Unit 15 Panel 3.5 45
Compressor type & Q'ty — RMT5113MCE2 ( Twin rotary type )×1
Compressor motor (Starting method) kW — Direct line start
Refrigerant oil (Amount, type) — 0.45 ( MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.5kg in outdoor unit (incl. the amount for the piping of : 15m)
Heat exchanger Louver fin & inner grooved tubing M shape fin & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Turbo fan ×1 Propeller fan ×1
Fan motor (Starting method) W 33 < Direct line start > 34 < Direct line start >
Air flow Cooling
m
3
/min
P-Hi : 13.5 Hi : 11.5 Me : 9 Lo : 7 40
Heating P-Hi : 13.5 Hi : 11.5 Me : 9 Lo : 8 33
Available external static pressure Pa 0 —
Outside air intake Not possible —
Air filter, Quality / Quantity Pocket plastic net ×1(Washable) —
Shock & vibration absorber Rubber sleeve(for fan motor) Rubber sleeve(for compressor )
Electric heater W 0 —
Operation
control
Remote control (option) wired : RC-EX3 , RC-E5 , RCH-E3 wireless : RCN-TC-24W-E2
Room temperature control Thermostat by electronics
Operation display —
Safety equipments
Overload protection for fan motor.
Frost protection thermostat.
Internal thermostat for fan motor.
Abnormal discharge temperature protection.
Installation
data
Refrigerant piping size ( O.D. ) mm Liquid line: I/Uφ6.35 (1/4") Pipeφ6.35(1/4") × 0.8 O/Uφ6.35 (1/4")
Gas line: φ12.7 (1/2") φ12.7(1/2") × 0.8 φ12.7 (1/2")
Connecting method Flare piping Flare piping
Attached length of piping m — —
Insulation for piping Necessary (both Liquid & Gas lines)
Refrigerant line (one way) length m Max.30m
Vertical height diff. between O.U. and I.U. m Max.20m (Outdoor unit is higher) Max.20m (Outdoor unit is lower)
Drain hose Hose connectable VP20(O.D.26) Holes size φ20 × 5pcs
Drain pump, max lift height mm Built-in drain pump, 600 —
Recommended breaker size A —
L.R.A. (Locked rotor ampere) A 5.0
Interconnecting wires Size x Core number φ1.5mm2× 4 cores (Including earth cable) / Termainal block (Screw fixing type)
IP number IPX0 IPX4
Standard accessories Mounting kit, Drain hose Drain elbow, Drain hole grommet
Option parts TC-OAS-E , TC-OAD-E
H
PJA003Z401
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
(5) The operation data indicate when the air-conditioner is operated at 230V 50Hz or 220V 60Hz.
Notes (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1
Heating 20˚C — 7˚C 6˚C
The pipe length is 7.5m.

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Model
Item
FDTC60ZSXVF
Indoor unit FDTC60VF Outdoor unit SRC60ZSX-S
Power source 1 Phase 220-240V 50Hz / 220V 60Hz
Operation
data
Nominal cooling capacity (range) kW 5.6 [ 1.1(Min.)- 6.3(Max.)]
Nominal heating capacity (range) kW 6.7 [ 0.6(Min.)- 6.7(Max.)]
Power consumption Cooling
kW
1.99
Heating 2.07
Max power consumption 2.90
Running current Cooling
A
9.1 / 9.5
Heating 9.6 / 10.1
Inrush current, max current 5 , 15
Power factor Cooling %95 / 95
Heating 94 / 93
EER Cooling 2.81
COP Heating 3.24
Sound power level Cooling
dB(A)
60 65
Heating 64
Sound pressure level Cooling P-Hi : 47 Hi : 46 Me : 39 Lo : 30 52
Heating P-Hi : 47 Hi : 46 Me : 39 Lo : 32
Silent mode sound pressure level — Cooling : 42 / Heating : 43
Exterior dimensions (Height x Width x Depth) mm Unit 248 × 570 × 570
Panel 35 × 700 × 700 640×800(+71)×290
Exterior appearance
( Munsell color )
Plaster white
( 6.8Y8.9/0.2 ) near equivalent
Stucco white
( 4.2Y7.5/1.1 ) near equivalent
Net weight kg Unit 15 Panel 3.5 45
Compressor type & Q'ty — RMT5113MCE2 ( Twin rotary type )×1
Compressor motor (Starting method) kW — Direct line start
Refrigerant oil (Amount, type) — 0.45 ( MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.5kg in outdoor unit (incl. the amount for the piping of : 15m)
Heat exchanger Louver fin & inner grooved tubing M shape fin & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Turbo fan ×1 Propeller fan ×1
Fan motor (Starting method) W 33 < Direct line start > 34 < Direct line start >
Air flow Cooling
m
3
/min
P-Hi : 13.5 Hi : 13.5 Me : 10 Lo : 7 41.5
Heating P-Hi : 13.5 Hi : 13.5 Me : 10 Lo : 8 39
Available external static pressure Pa 0 —
Outside air intake Not possible —
Air filter, Quality / Quantity Pocket plastic net ×1(Washable) —
Shock & vibration absorber Rubber sleeve(for fan motor) Rubber sleeve(for compressor )
Electric heater W 0 —
Operation
control
Remote control (option) wired : RC-EX3 , RC-E5 , RCH-E3 wireless : RCN-TC-24W-E2
Room temperature control Thermostat by electronics
Operation display —
Safety equipments
Overload protection for fan motor.
Frost protection thermostat.
Internal thermostat for fan motor.
Abnormal discharge temperature protection.
Installation
data
Refrigerant piping size ( O.D. ) mm Liquid line: I/Uφ6.35 (1/4") Pipeφ6.35(1/4") × 0.8 O/Uφ6.35 (1/4")
Gas line: φ12.7 (1/2") φ12.7(1/2") × 0.8 φ12.7 (1/2")
Connecting method Flare piping Flare piping
Attached length of piping m — —
Insulation for piping Necessary (both Liquid & Gas lines)
Refrigerant line (one way) length m Max.30m
Vertical height diff. between O.U. and I.U. m Max.20m (Outdoor unit is higher) Max.20m (Outdoor unit is lower)
Drain hose Hose connectable VP20(O.D.26) Holes size φ20 × 5pcs
Drain pump, max lift height mm Built-in drain pump, 600 —
Recommended breaker size A —
L.R.A. (Locked rotor ampere) A 5.0
Interconnecting wires Size x Core number φ1.5mm2× 4 cores (Including earth cable) / Termainal block (Screw fixing type)
IP number IPX0 IPX4
Standard accessories Mounting kit, Drain hose Drain elbow, Drain hole grommet
Option parts TC-OAS-E , TC-OAD-E
H
PJA003Z401
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
(5) The operation data indicate when the air-conditioner is operated at 230V 50Hz or 220V 60Hz.
Notes (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1
Heating 20˚C — 7˚C 6˚C
The pipe length is 7.5m.

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Model
Item
FDE40ZSXVG
Indoor unit FDE40VG Outdoor unit SRC40ZSX-S
Power source 1 Phase 220-240V 50Hz / 220V 60Hz
Operation
data
Nominal cooling capacity (range) kW 4.0 [ 1.1(Min.)-4.7(Max.)]
Nominal heating capacity (range) kW 4.5 [ 0.6(Min.)-5.4(Max.)]
Power consumption Cooling
kW
1.02
Heating 1.10
Max power consumption 2.60
Running current Cooling
A
4.8 / 5.0
Heating 5.1 / 5.4
Inrush current, max current 5 , 12
Power factor Cooling %92 / 93
Heating 94 / 93
EER Cooling 3.92
COP Heating 4.09
Sound power level Cooling
dB(A)
60 63
Heating
Sound pressure level Cooling P-Hi : 46 Hi : 38 Me : 36 Lo : 31 50
Heating 49
Silent mode sound pressure level — Cooling : 42 / Heating : 43
Exterior dimensions (Height x Width x Depth) mm 210 × 1,070 × 690 640×800(+71)×290
Exterior appearance
( Munsell color )
Plaster white
( 6.8Y8.9/0.2 ) near equivalent
Stucco white
( 4.2Y7.5/1.1 ) near equivalent
Net weight kg 28 45
Compressor type & Q'ty — RMT5113MCE2 ( Twin rotary type )×1
Compressor motor (Starting method) kW — Direct line start
Refrigerant oil (Amount, type) — 0.45 ( MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.5kg in outdoor unit (incl. the amount for the piping of : 15m)
Heat exchanger Louver fin & inner grooved tubing M shape fin & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Centrifugal fan ×2 Propeller fan ×1
Fan motor (Starting method) W 30 < Direct line start > 34 < Direct line start >
Air flow Cooling
m
3
/min P-Hi : 13 Hi : 10 Me : 9 Lo : 7 36
Heating 33
Available external static pressure Pa 0 —
Outside air intake Not possible —
Air filter, Quality / Quantity Pocket plastic net ×2(Washable) —
Shock & vibration absorber Rubber sleeve(for fan motor) Rubber sleeve(for compressor )
Electric heater W 0 —
Operation
control
Remote control (option) wired : RC-EX3 , RC-E5 , RCH-E3 wireless : RCN-E-E2
Room temperature control Thermostat by electronics
Operation display —
Safety equipments
Internal thermostat for fan motor
Frost protection thermostat
Internal thermostat for fan motor
Abnormal discharge temperature protection.
Installation
data
Refrigerant piping size ( O.D. ) mm Liquid line: I/Uφ6.35 (1/4") Pipeφ6.35(1/4")x0.8 O/Uφ6.35 (1/4")
Gas line: φ12.7 (1/2") φ12.7(1/2")x0.8 φ12.7 (1/2")
Connecting method Flare piping Flare piping
Attached length of piping m — —
Insulation for piping Necessary (both Liquid & Gas lines)
Refrigerant line (one way) length m Max.30m
Vertical height diff. between O.U. and I.U. m Max.20m (Outdoor unit is higher) Max.20m (Outdoor unit is lower)
Drain hose Hose connectable with VP20(O.D.26) Holes size φ20 x 5pcs
Drain pump, max lift height mm — —
Recommended breaker size A —
L.R.A. (Locked rotor ampere) A 4.8
Interconnecting wires Size x Core number 1.5mm2×4 cores (Including earth cable) / Termainal block (Screw fixing type)
IP number IPX0 IPX4
Standard accessories Mounting kit, Drain hose Drain elbow, Drain hole grommet
Option parts —
(2) Ceiling suspended type (FDE)
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat
higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
(5) The operation data indicate when the air-conditioner is operated at 230V 50Hz or 220V 60Hz.
Notes (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1
Heating 20˚C — 7˚C 6˚C
The pipe length is 7.5m.
H
PFA004Z024

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Model
Item
FDE50ZSXVG
Indoor unit FDE50VG Outdoor unit SRC50ZSX-S
Power source 1 Phase 220-240V 50Hz / 220V 60Hz
Operation
data
Nominal cooling capacity (range) kW 5.0 [ 1.1(Min.)-5.6(Max.)]
Nominal heating capacity (range) kW 5.4 [ 0.6(Min.)-6.3(Max.)]
Power consumption Cooling
kW
1.52
Heating 1.46
Max power consumption 2.90
Running current Cooling
A
7.0 / 7.4
Heating 7.0 / 7.3
Inrush current, max current 5 , 15
Power factor Cooling %94 / 93
Heating 91
EER Cooling 3.29
COP Heating 3.70
Sound power level Cooling
dB(A)
60 63
Heating
Sound pressure level Cooling P-Hi : 46 Hi : 38 Me : 36 Lo : 31 50
Heating 49
Silent mode sound pressure level — Cooling : 42 / Heating : 43
Exterior dimensions (Height x Width x Depth) mm 210 × 1,070 × 690 640×800(+71)×290
Exterior appearance
( Munsell color )
Plaster white
( 6.8Y8.9/0.2 )near equivalent
Stucco white
( 4.2Y7.5/1.1 )near equivalent
Net weight kg 28 45
Compressor type & Q'ty — RMT5113MCE2 ( Twin rotary type )×1
Compressor motor (Starting method) kW — Direct line start
Refrigerant oil (Amount, type) — 0.45 ( MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.5kg in outdoor unit (incl. the amount for the piping of : 15m)
Heat exchanger Louver fin & inner grooved tubing M shape fin & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Centrifugal fan ×2 Propeller fan ×1
Fan motor (Starting method) W 30 < Direct line start > 34 < Direct line start >
Air flow Cooling
m
3
/min P-Hi : 13 Hi : 10 Me : 9 Lo : 7 40
Heating 33
Available external static pressure Pa 0 —
Outside air intake Not possible —
Air filter, Quality / Quantity Pocket plastic net ×2(Washable) —
Shock & vibration absorber Rubber sleeve(for fan motor) Rubber sleeve(for compressor )
Electric heater W 0 —
Operation
control
Remote control (option) wired : RC-EX3 , RC-E5 , RCH-E3 wireless : RCN-E-E2
Room temperature control Thermostat by electronics
Operation display —
Safety equipments
Internal thermostat for fan motor
Frost protection thermostat
Internal thermostat for fan motor
Abnormal discharge temperature protection.
Installation
data
Refrigerant piping size ( O.D. ) mm Liquid line: I/Uφ6.35 (1/4") Pipeφ6.35(1/4")x0.8 O/Uφ6.35 (1/4")
Gas line: φ12.7 (1/2") φ12.7(1/2")x0.8 φ12.7 (1/2")
Connecting method Flare piping Flare piping
Attached length of piping m — —
Insulation for piping Necessary (both Liquid & Gas lines)
Refrigerant line (one way) length m Max.30m
Vertical height diff. between O.U. and I.U. m Max.20m (Outdoor unit is higher) Max.20m (Outdoor unit is lower)
Drain hose Hose connectable with VP20(O.D.26) Holes size φ20 x 5pcs
Drain pump, max lift height mm — —
Recommended breaker size A —
L.R.A. (Locked rotor ampere) A 5.0
Interconnecting wires Size x Core number 1.5mm2×4 cores (Including earth cable) / Termainal block (Screw fixing type)
IP number IPX0 IPX4
Standard accessories Mounting kit, Drain hose Drain elbow, Drain hole grommet
Option parts —
H
PFA004Z024
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat
higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
(5) The operation data indicate when the air-conditioner is operated at 230V 50Hz or 220V 60Hz.
Notes (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1
Heating 20˚C — 7˚C 6˚C
The pipe length is 7.5m.

-
10
-
'17 • PAC-T-256
Model
Item
FDE60ZSXVG
Indoor unit FDE60VG Outdoor unit SRC60ZSX-S
Power source 1 Phase 220-240V 50Hz / 220V 60Hz
Operation
data
Nominal cooling capacity (range) kW 5.6 [ 1.1(Min.)-6.3(Max.)]
Nominal heating capacity (range) kW 6.7 [ 0.6(Min.)-7.1(Max.)]
Power consumption Cooling
kW
1.75
Heating 1.86
Max power consumption 2.90
Running current Cooling
A
8.0 / 8.4
Heating 8.7 / 9.1
Inrush current, max current 5 , 15
Power factor Cooling %95
Heating 93
EER Cooling 3.20
COP Heating 3.60
Sound power level Cooling
dB(A)
60 65
Heating 64
Sound pressure level Cooling P-Hi : 47 Hi : 41 Me : 37 Lo : 32 52
Heating
Silent mode sound pressure level — Cooling : 42 / Heating : 43
Exterior dimensions (Height x Width x Depth) mm 210 × 1,320 × 690 640×800(+71)×290
Exterior appearance
( Munsell color )
Plaster white
( 6.8Y8.9/0.2 )near equivalent
Stucco white
( 4.2Y7.5/1.1 )near equivalent
Net weight kg 33 45
Compressor type & Q'ty — RMT5113MCE2 ( Twin rotary type )×1
Compressor motor (Starting method) kW — Direct line start
Refrigerant oil (Amount, type) — 0.45 ( MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.5kg in outdoor unit (incl. the amount for the piping of : 15m)
Heat exchanger Louver fin & inner grooved tubing M shape fin & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Centrifugal fan ×4 Propeller fan ×1
Fan motor (Starting method) W 50 < Direct line start > 34 < Direct line start >
Air flow Cooling
m
3
/min P-Hi : 20 Hi : 16 Me : 13 Lo : 10 41.5
Heating 39
Available external static pressure Pa 0 —
Outside air intake Not possible —
Air filter, Quality / Quantity Pocket plastic net ×2(Washable) —
Shock & vibration absorber Rubber sleeve(for fan motor) Rubber sleeve(for compressor )
Electric heater W 0 —
Operation
control
Remote control (option) wired : RC-EX3 , RC-E5 , RCH-E3 wireless : RCN-E-E2
Room temperature control Thermostat by electronics
Operation display —
Safety equipments
Internal thermostat for fan motor
Frost protection thermostat
Internal thermostat for fan motor
Abnormal discharge temperature protection.
Installation
data
Refrigerant piping size ( O.D. ) mm Liquid line: I/Uφ6.35 (1/4") Pipeφ6.35(1/4")x0.8 O/Uφ6.35 (1/4")
Gas line: φ12.7 (1/2") φ12.7(1/2")x0.8 φ12.7 (1/2")
Connecting method Flare piping Flare piping
Attached length of piping m — —
Insulation for piping Necessary (both Liquid & Gas lines)
Refrigerant line (one way) length m Max.30m
Vertical height diff. between O.U. and I.U. m Max.20m (Outdoor unit is higher) Max.20m (Outdoor unit is lower)
Drain hose Hose connectable with VP20(O.D.26) Holes size φ20 x 5pcs
Drain pump, max lift height mm — —
Recommended breaker size A —
L.R.A. (Locked rotor ampere) A 5.0
Interconnecting wires Size x Core number 1.5mm2×4 cores (Including earth cable) / Termainal block (Screw fixing type)
IP number IPX0 IPX4
Standard accessories Mounting kit, Drain hose Drain elbow, Drain hole grommet
Option parts —
H
PFA004Z024
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat
higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
(5) The operation data indicate when the air-conditioner is operated at 230V 50Hz or 220V 60Hz.
Notes (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1
Heating 20˚C — 7˚C 6˚C
The pipe length is 7.5m.

-
11
-
'17 • PAC-T-256
Model
Item
FDUM40ZSXVF
Indoor unit FDUM40VF Outdoor unit SRC40ZSX-S
Power source 1 Phase 220-240V 50Hz / 220V 60Hz
Operation
data
Nominal cooling capacity (range) kW 4.0 [ 1.1(Min.)- 4.7(Max.)]
Nominal heating capacity (range) kW 4.5 [ 0.6(Min.)- 5.4(Max.)]
Power consumption Cooling
kW
0.952
Heating 1.07
Max power consumption 2.60
Running current Cooling
A
4.4 / 4.6
Heating 4.9 / 5.1
Inrush current, max current 5 , 12
Power factor Cooling %94
Heating 95
EER Cooling 4.20
COP Heating 4.21
Sound power level Cooling
dB(A)
60 63
Heating
Sound pressure level Cooling P-Hi : 37 Hi : 32 Me : 29 Lo : 26 50
Heating 49
Silent mode sound pressure level — Cooling : 42 / Heating : 43
Exterior dimensions (Height x Width x Depth) mm 280 × 750 × 635 640×800(+71)×290
Exterior appearance
( Munsell color ) —Stucco white ( 4.2Y7.5/1.1 ) near equivalent
Net weight kg 29 45
Compressor type & Q'ty — RMT5113MCE2 ( Twin rotary type )×1
Compressor motor (Starting method) kW — Direct line start
Refrigerant oil (Amount, type) — 0.45 ( MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.5kg in outdoor unit (incl. the amount for the piping of : 15m)
Heat exchanger Louver fin & inner grooved tubing M shape fin & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Centrifugal fan ×1 Propeller fan ×1
Fan motor (Starting method) W 100 < Direct line start > 34 < Direct line start >
Air flow Cooling
m
3
/min P-Hi : 13 Hi : 10 Me : 9 Lo : 8 36
Heating 33
Available external static pressure Pa Standard : 35 Max : 100 —
Outside air intake Possible —
Air filter, Quality / Quantity Procure locally —
Shock & vibration absorber Rubber sleeve(for fan motor) Rubber sleeve(for compressor )
Electric heater W — —
Operation
control
Remote control (option) wired : RC-EX3 , RC-E5 , RCH-E3 wireless : RCN-KIT4-E2
Room temperature control Thermostat by electronics
Operation display —
Safety equipments
Overload protection for fan motor.
Frost protection thermostat.
Internal thermostat for fan motor.
Abnormal discharge temperature protection.
Installation
data
Refrigerant piping size ( O.D. ) mm Liquid line: I.U.φ6.35 (1/4") Pipeφ6.35(1/4")x0.8 O.U.φ6.35 (1/4")
Gas line: φ12.7 (1/2") φ12.7 (1/2")x0.8 φ12.7 (1/2")
Connecting method Flare piping Flare piping
Attached length of piping m — —
Insulation for piping Necessary (both Liquid & Gas lines)
Refrigerant line (one way) length m Max.30m
Vertical height diff. between O.U. and I.U. m Max.20m (Outdoor unit is higher) Max.20m (Outdoor unit is lower)
Drain hose Hose Connectable with VP25(O.D.32) Holes size φ20 x 5pcs
Drain pump, max lift height mm Built-in drain pump , 600 —
Recommended breaker size A —
L.R.A. (Locked rotor ampere) A 4.8
Interconnecting wires Size x Core number 1.5mm2x 4 cores (Including earth cable) / Termainal block (Screw fixing type)
IP number IPX0 IPX4
Standard accessories Mounting kit, Drain hose Drain elbow, Drain hole grommet
Option parts UM-FL1EF
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat
higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
(5) The operation data indicate when the air-conditioner is operated at 230V 50Hz or 220V 60Hz.
(6) Static pressure of optional air filter "UM-FL1EF" is 5Pa initially.
(7) The external static pressure setting can be changed to 10-100Pa. (For RC-EX3 and RC-E5 only)
Notes (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature External static pressure
of indoor unit Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C 35Pa ISO5151-T1
Heating 20˚C — 7˚C 6˚C
The pipe length is 7.5m.
M
PJG000Z159
(3) Duct connected-Low / Middle static pressure tpye (FDUM)

-
12
-
'17 • PAC-T-256
Model
Item
FDUM50ZSXVF
Indoor unit FDUM50VF Outdoor unit SRC50ZSX-S
Power source 1 Phase 220-240V 50Hz / 220V 60Hz
Operation
data
Nominal cooling capacity (range) kW 5.0 [ 1.1(Min.)- 5.6(Max.)]
Nominal heating capacity (range) kW 5.4 [ 0.6(Min.)- 6.3(Max.)]
Power consumption Cooling
kW
1.38
Heating 1.45
Max power consumption 2.90
Running current Cooling
A
6.3 / 6.6
Heating 6.6 / 6.9
Inrush current, max current 5 , 15
Power factor Cooling %95
Heating 96
EER Cooling 3.62
COP Heating 3.72
Sound power level Cooling
dB(A)
60 63
Heating
Sound pressure level Cooling P-Hi : 37 Hi : 32 Me : 29 Lo : 26 50
Heating 49
Silent mode sound pressure level — Cooling : 42 / Heating : 43
Exterior dimensions (Height x Width x Depth) mm 280 × 750 × 635 640×800(+71)×290
Exterior appearance
( Munsell color ) —Stucco white ( 4.2Y7.5/1.1 ) near equivalent
Net weight kg 29 45
Compressor type & Q'ty — RMT5113MCE2 ( Twin rotary type )×1
Compressor motor (Starting method) kW — Direct line start
Refrigerant oil (Amount, type) — 0.45 ( MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.5kg in outdoor unit (incl. the amount for the piping of : 15m)
Heat exchanger Louver fin & inner grooved tubing M shape fin & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Centrifugal fan ×1 Propeller fan ×1
Fan motor (Starting method) W 100 < Direct line start > 34 < Direct line start >
Air flow Cooling
m
3
/min P-Hi : 13 Hi : 10 Me : 9 Lo : 8 40
Heating 33
Available external static pressure Pa Standard : 35 Max : 100 —
Outside air intake Possible —
Air filter, Quality / Quantity Procure locally —
Shock & vibration absorber Rubber sleeve(for fan motor) Rubber sleeve(for compressor )
Electric heater W — —
Operation
control
Remote control (option) wired : RC-EX3 , RC-E5 , RCH-E3 wireless : RCN-KIT4-E2
Room temperature control Thermostat by electronics
Operation display —
Safety equipments
Overload protection for fan motor.
Frost protection thermostat.
Internal thermostat for fan motor.
Abnormal discharge temperature protection.
Installation
data
Refrigerant piping size ( O.D. ) mm Liquid line: I.U.φ6.35 (1/4") Pipeφ6.35(1/4")x0.8 O.U.φ6.35 (1/4")
Gas line: φ12.7 (1/2") φ12.7 (1/2")x0.8 φ12.7 (1/2")
Connecting method Flare piping Flare piping
Attached length of piping m — —
Insulation for piping Necessary (both Liquid & Gas lines)
Refrigerant line (one way) length m Max.30m
Vertical height diff. between O.U. and I.U. m Max.20m (Outdoor unit is higher) Max.20m (Outdoor unit is lower)
Drain hose Hose Connectable with VP25(O.D.32) Holes size φ20 x 5pcs
Drain pump, max lift height mm Built-in drain pump , 600 —
Recommended breaker size A —
L.R.A. (Locked rotor ampere) A 5.0
Interconnecting wires Size x Core number 1.5mm2x 4 cores (Including earth cable) / Termainal block (Screw fixing type)
IP number IPX0 IPX4
Standard accessories Mounting kit, Drain hose Drain elbow, Drain hole grommet
Option parts UM-FL1EF
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat
higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
(5) The operation data indicate when the air-conditioner is operated at 230V 50Hz or 220V 60Hz.
(6) Static pressure of optional air filter "UM-FL1EF" is 5Pa initially.
(7) The external static pressure setting can be changed to 10-100Pa. (For RC-EX3 and RC-E5 only)
Notes (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature External static pressure
of indoor unit Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C 35Pa ISO5151-T1
Heating 20˚C — 7˚C 6˚C
The pipe length is 7.5m.
M
PJG000Z159

-
13
-
'17 • PAC-T-256
Model
Item
FDUM60ZSXVF
Indoor unit FDUM60VF Outdoor unit SRC60ZSX-S
Power source 1 Phase 220-240V 50Hz / 220V 60Hz
Operation
data
Nominal cooling capacity (range) kW 5.6 [ 1.1(Min.)- 6.3(Max.)]
Nominal heating capacity (range) kW 6.7 [ 0.6(Min.)- 7.1(Max.)]
Power consumption Cooling
kW
1.54
Heating 1.75
Max power consumption 2.90
Running current Cooling
A
6.8 / 7.1
Heating 7.8 / 8.2
Inrush current, max current 5 , 15
Power factor Cooling %98 / 99
Heating 98 / 97
EER Cooling 3.64
COP Heating 3.83
Sound power level Cooling
dB(A)
60 65
Heating 64
Sound pressure level Cooling P-Hi : 36 Hi : 31 Me : 28 Lo : 25 52
Heating
Silent mode sound pressure level — Cooling : 42 / Heating : 43
Exterior dimensions (Height x Width x Depth) mm 280 × 950 × 635 640×800(+71)×290
Exterior appearance
( Munsell color ) —Stucco white ( 4.2Y7.5/1.1 ) near equivalent
Net weight kg 34 45
Compressor type & Q'ty — RMT5113MCE2 ( Twin rotary type )×1
Compressor motor (Starting method) kW — Direct line start
Refrigerant oil (Amount, type) — 0.45 ( MA68 )
Refrigerant (Type, amount, pre-charge length) kg R410A 1.5kg in outdoor unit (incl. the amount for the piping of : 15m)
Heat exchanger Louver fin & inner grooved tubing M shape fin & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Q'ty Centrifugal fan ×2 Propeller fan ×1
Fan motor (Starting method) W 130 < Direct line start > 34 < Direct line start >
Air flow Cooling
m
3
/min P-Hi : 20 Hi : 15 Me : 13 Lo : 10 41.5
Heating 39
Available external static pressure Pa Standard : 35 Max : 100 —
Outside air intake Possible —
Air filter, Quality / Quantity Procure locally —
Shock & vibration absorber Rubber sleeve(for fan motor) Rubber sleeve(for compressor )
Electric heater W — —
Operation
control
Remote control (option) wired : RC-EX3 , RC-E5 , RCH-E3 wireless : RCN-KIT4-E2
Room temperature control Thermostat by electronics
Operation display —
Safety equipments
Overload protection for fan motor.
Frost protection thermostat.
Internal thermostat for fan motor.
Abnormal discharge temperature protection.
Installation
data
Refrigerant piping size ( O.D. ) mm Liquid line: I.U.φ6.35 (1/4") Pipeφ6.35(1/4")x0.8 O.U.φ6.35 (1/4")
Gas line: φ12.7 (1/2") φ12.7 (1/2")x0.8 φ12.7 (1/2")
Connecting method Flare piping Flare piping
Attached length of piping m — —
Insulation for piping Necessary (both Liquid & Gas lines)
Refrigerant line (one way) length m Max.30m
Vertical height diff. between O.U. and I.U. m Max.20m (Outdoor unit is higher) Max.20m (Outdoor unit is lower)
Drain hose Hose Connectable with VP25(O.D.32) Holes size φ20 x 5pcs
Drain pump, max lift height mm Built-in drain pump , 600 —
Recommended breaker size A —
L.R.A. (Locked rotor ampere) A 5.0
Interconnecting wires Size x Core number 1.5mm2x 4 cores (Including earth cable) / Termainal block (Screw fixing type)
IP number IPX0 IPX4
Standard accessories Mounting kit, Drain hose Drain elbow, Drain hole grommet
Option parts UM-FL2EF
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat
higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
(5) The operation data indicate when the air-conditioner is operated at 230V 50Hz or 220V 60Hz.
(6) Static pressure of optional air filter "UM-FL1EF" is 5Pa initially.
(7) The external static pressure setting can be changed to 10-100Pa. (For RC-EX3 and RC-E5 only)
Notes (1) The data are measured at the following conditions.
Item
Operation
Indoor air temperature Outdoor air temperature External static pressure
of indoor unit Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C 35Pa ISO5151-T1
Heating 20˚C — 7˚C 6˚C
The pipe length is 7.5m.
M
PJG000Z159

-
14
-
'17 • PAC-T-256
G
G
G
G
F
C
AB
D
D
PJA003Z338
2. EXTERIOR DIMENSIONS
(1) Indoor units
(a) Ceiling cassette-4way compact type (FDTC)
Models FDTC40VF, 50VF, 60VF

-
15
-
'17 • PAC-T-256
C2
C1,C2
C1,C2
C1
AB
G
E
F
D
B
A
PFA004Z025
(b) Ceiling suspended type (FDE)
Models FDE40VG, 50VG

-
16
-
'17 • PAC-T-256
Model FDE60VG
C
2
C
1
AB
A B
D
C
1
,C
2
C
1
,C
2
E
G
F
PFA004Z026

-
17
-
'17 • PAC-T-256
Notes (a)There must not be obstacle to draw
out fan unit. For fan unit maintenance,
refer to page 56.
(b)Install refrigerant pipes,
drain pipe,and wiring so as
not to cross marked area.
(c)The case that pipes are installed to upper (bottom)of fan unit,
keep space of 60mm or more to upper (bottom) of unit.
295～325
Pipe (c)
Fan unit
View M
tapping screws
Holes for
Return air duct
Drain hose piece
（Accessory）
（Installed on site）
Hole
tapping screw
Holes for
AGas piping
BLiquid piping
C1 Drain piping VP25(I.D.25, O.D.32)
DHole for wiring
ESuspension bolts (M10)
FOutside air opening
Air outlet opening
G
Symbol Content
φ12.7(1／2")(Flare)
for ducting
for ducting
(φ150)(Knock out)
(φ125)(Knock out)
Drain piping
C2 （Gravity drainage）VP20(I.D.20, O.D.26)
φ6.35(1／4")(Flare）
HInspection hole (450X450)
φ170
φ124
φ170
tapping screws
Holes for
Space for installation and service
or more or more
or more
or more
（Case 1）From side of unit
or more
or more
（Case 2）From bottom of unit
4－φ4
（Suspension bolts pitch）
Air supply duct
Control box
600 （Max. drain lift）
or less
（Duct dimension）
（Duct dimension）
43
170 28472135
18 750 18
786
suspension bolt
Hanger plate for
55 680 55
76
67
58
81
284
152 262
41
20039
65 660 65
139
□90
46 200200 46200
3117031
12－φ4
280
467
413
471
510
635 3030
105
175
250
（Duct dimension）
（Duct dimension）
69
113
4－φ4
1000
150
～
200
100～200
100
Slab
20 20
Note (a)
370
Ceiling
Note (b)
600
1100
100
Inspection
hole
620
Note (a)
Unit:mm
15
50
（Suspension bolts pitch）
FG
M
E
C2
D
A
1
C
B
G
F
H
Note(1) The model name label is attached on the lid of
the control box.
Select either of two cases to keep space for installation and services.
(c) Duct connected-Low / Middle static pressure type (FDUM)
Models FDUM40VF, 50VF
B
PJG000Z002

-
18
-
'17 • PAC-T-256
Model FDUM60VF
295～325
View M
tapping screws
Holes for
Return air duct
Drain hose piece
（Accessory）
（Installed on site）
tapping screw
Holes for
AGas piping
BLiquid piping
C1 Drain piping
DHole for wiring
ESuspension bolts (M10)
FOutside air opening
Air outlet opening
G
Symbol Content
φ6.35(1／4")(Flare)
for ducting
for ducting
Drain piping
C2 （Gravity drainage）
(φ150)(Knock out)
(φ125)(Knock out)
φ12.7(1／2")(Flare)
HInspection hole (450X450)
Hole
φ170
φ124
φ170
tapping screws
Holes for 4－φ4
（Suspension bolts pitch）
Control box
600 （Max. drain lift）
or less
（Duct dimension）
（Duct dimension）
（Suspension bolts pitch）
28472135
18 950 18
986
suspension bolt
Hanger plate for
55 880 55
76
250
175
105
467
413
471
510
63530 30
280
67
81
284 152 262
41
20039
65 860 65
139
□90
46 4×200=800 46
3117031
14－φ4
58
113
Air supply duct
43
170 （Duct dimension）
（Duct dimension）
69
4－φ4
200
15
50
M
C2
D
A
C1
B
G
F
FG
E
Space for installation and service
or more or more
or more
or more
（Case 1）From side of unit
Select either of two cases to keep space for installation and services.
or more
or more
（Case 2）From bottom of unit
Notes (a)There must not be obstacle to draw
out fan unit. For fan unit maintenance,
refer to page 56.
(b)Install refrigerant pipes,
drain pipe,and wiring so as
not to cross marked area.
(c)The case that pipes are installed to upper (bottom)of fan unit,
keep space of 60mm or more to upper (bottom) of unit.
1000
150～
200
100～200
100
Slab
20 20
Note (a)
370
Ceiling
Note (b)
600
1300
100
Inspection
hole
620
H
Pipe (c)
Fan unit
Note (a)
Note(1) The model name label is attached on the lid of the control box.
VP25(I.D.25, O.D.32)
VP20(I.D.20, O.D.26)
A
PJG000Z003

-
19
-
'17 • PAC-T-256
Unit:mm
145
520
290
2-12X16 Slot hole
2-R
L2
Inlet
Outlet
Inlet L3
L1
Service space
( )
L4
Terminal block
L2 L3
L4
L1
100 100
250
Open
Ｉ Ⅱ
Open
250
80
280
Ⅲ
280
Open
80 75
Ⅳ
180
Open
80
Open
Examples
Size
installation
93 42.5
640
800
89 510 201
327.3
83.5
290
43.5
327.3
50.6
12
24.3312.514.8
71.2
17.9
40°
40°
33.5148.4
12.4
351.6
90.6
520.6 161
35.6
38.6
Notes （1）The unit must not be surrounded by walls on the four sides. （2）The unit must be fixed with anchor bolts. An anchor bolt must not protrude more than 15mm. （3）If the unit is installed in the location where there is a possibility of strong winds, place the unit such that the direction of air from the outlet gets perpendicular to the wind direction. （4）Leave 200mm or more space above the unit. （5）The wall height on the outlet side should be 1200mm or less. （6）The model name label is attached on the front side of the unit.
Center of gravity
Center of gravity
Content
C Pipe／cable draw-out hole
D
E Anchor bolt hole
Drain discharge hole
Symbol
B
A Service valve connection（Gas side）
Service valve connection（Liquid side）
φ12.7(1／2")(Flare)
M10-12×4 places
φ20×5 places φ6.35(1／4")(Flare)
Minimum installation space
A
C
B
DE
E
E
E
(2) Outdoor units
Models SRC40ZSX-S, 50ZSX-S, 60ZSX-S
RCT000Z020