Mitsubishi Heavy Industries SAF-DX250E6 User manual

VRF INVERTER MULTI-SYSTEM AIR CONDITIONERS
Alternative refrigerant R410A use models
TECHNICAL MANUAL
(SAF-DX)
SAF-DX250E6 SAF-DX350E6 SAF-DX500E6
SAF-DX800E6 SAF-DX1000E6
Fresh Air DX Assembly
Models
INVERTER DRIVEN MULTI-INDOOR-UNIT
CLIMATE CONTROL SYSTEM
Air-Conditioning & Refrigeration Systems Headquarters
16-5, 2-chome, Kounan, Minato-ku, Tokyo, 108-8215, Japan
Fax : [phone]
No.106(0.55A) R
(1) Regarding the Outdoor unit series, refer to the following table.
• Note:
Reference manuals No.
Data book


 

'09 •KXR-SM-130
Models
4㨪6HP
8㨪12HP
14㨪48HP
Heat recovery
3-pipe ststems
Technical manual Service manual
'08 •KX-T-117
'09 •KX-DB-124 '09 •KX-SM-125
'09 •KX-DB-127 '09 •KX-SM-128
'09 •KXR-DB-129
Manual No. '11
• SAF-T-161
updated March 31, 2011

'11•SAF-T-161
CONTENTS
1. What is SAF-DX ............................................................................................. 1
2. Specifications ................................................................................................ 3
3. Exterior dimensions...................................................................................... 4
4. Electrical wiring............................................................................................. 13
5. Internal resistance characteristics .............................................................. 14
6. Range of usage & limitations ....................................................................... 15
7. Operation control function by the indoor controller.................................. 16
8. User's manual ................................................................................................ 22
9. Installation manual........................................................................................ 23
10. Application example...................................................................................... 32

-
1
-
'11•SAF-T-161
1. What is SAF-DX
• SAF-DX is a kind of indoor unit for KX(R)E6 series categorized into the OA pro-
cessing unit series.
• SAF-DX consists of indoor controller of KX(R)E6 series and an indoor heat ex-
changer without any blower. It can be use in combination with the MHI’s SAF unit
or the total heat exchanger provided locally.
• The lineup is 5 models as shown in following table. Select SAF-DX according to
the processing air volume.
• Mixed use of SAF-DX with KX(R)E6 indoor unit is available.
(Total connectable capacity of KX(R)E6 indoor units including SAF-DX must be
within 100% of outdoor unit capacity)
• Connectable outdoor unit are all KX(R)E6 series (5 to 48HP)
• All two-wire remote controller are available, and all center console also can be
used.
Model capacity 250 350 500 800 1000
Capacity code 22 28 36 56 71
Processing air volume (m3/h) 250 350 500 800 1000
RC-E4 RC-E4 RC-E4 RC-E4 SL3N
SAF-DX
KXE6
KXRE6
FDT
#

-
2
-
'11•SAF-T-161
• SAF-DX is a kind of indoor unit for KX(R)E6 series without any blower and fan.
• The intake OA can be conditioned in cooling or heating at the heat exchanger sec-
tion of SAF-DX by utilizing the blower function of MHI’s SAF unit or the total heat
exchanger provided locally.
• The control of total heat exchanger must be interlocked with SAF-DX.
• Both return air temp. control and supply air temp. control are applicable. (Switching
the control method can be done with the Dip-SW on the control PCB.)
FAN
OA
EA SA
RA
SAF-DX
exchanger
Total heat
SAF-DX
Total heat
exchanger
SA
RA
EA
OA
supply/fresh air
Return/fresh air
temp. sensor
temp. sensor
interlock SW7-3
ON
OFF
Switching between return/supply air temp. control
Control of total heat exchanger
must be interlock with SAF-DX

-
3
-
'11•SAF-T-161
PCH000Z360
SAF-DX500E6 SAF-DX800E6 SAF-DX1000E6
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2. Specifications

-
4
-
'11•SAF-T-161
19
□120
260 4040
90
67
71
A
B
340
170 170
C
170 170
340
160
180
220
337
220
27
67
285
315
64
φ
150
160
φ
150
□450
100
200
G
D
450
E
F
264
Remotecontroller（Option）
Spaceforinstallatinandservice
φ6.35（1／4"）（Flare） B
D
E
VP20
Contents
Gaspiping
Symbol
A
φ9.52（3／8"）（Flare）
Outdoorairduct
Airsupplyduct
Inspectionhole
F
G M10
C
Label,modelname
Holeforpowersourceline
Wiringholefortotalenthalpy
Holeforcommunicationline
Suspensionbolts
heatexchanger
Liquidpiping
Drainpiping
（Suspensionboltspitch）
Controlbox
（Suspensionboltspitch）
373 337
1818
362
7070
PCH000Z367
3. Exterior dimensions
(1) Without Drain pump
Models SAF-DX250E6, DX350E6

-
5
-
'11•SAF-T-161
19
□120
345 4040
90
67
71
A
B
425
212.5 212.5
C
212.5 212.5
425
160
180
220
337
220
27
67
285
315
64
φ
200
160
φ
200
□450
100
200
G
D
450
E
F
264
Remotecontroller（Option）
Spaceforinstallatinandservice
φ6.35（1／4"）（Flare）
B
D
E
VP20
Contents
Gaspiping
Symbol
A
φ12.7（1／2"）（Flare）
Outdoorairduct
Airsupplyduct
Inspectionhole
F
G M10
C
Label,modelname
Holeforpowersourceline
Wiringholefortotalenthalpy
Holeforcommunicationline
Suspensionbolts
heatexchanger
Liquidpiping
Drainpiping
（Suspensionboltspitch）
Controlbox
（Suspensionboltspitch）
373 337
1818
362
7070
Model SAF-DX500E6
PCH000Z366

-
6
-
'11•SAF-T-161
19
□120
490 4040
90
67
71
A
B
570
C
320 250
570
160
180
220
337
220
27
67
285
315
64
φ
250
320 250
160
φ250
□450
100
200
G
D
682
450
E
F
264
Remotecontroller（Option）
Spaceforinstallatinandservice
φ6.35（1／4"）（Flare） B
D
E
VP20
Contents
Gaspiping
Symbol
A φ12.7（1／2"）（Flare）
Outdoorairduct
Airsupplyduct
Inspectionhole
F
G M10
C
Label,modelname
Holeforpowersourceline
Wiringholefortotalenthalpy
Holeforcommunicationline
Suspensionbolts
heatexchanger
Liquidpiping
Drainpiping
（Suspensionboltspitch）
Controlbox
（Suspensionboltspitch）
373 337
1818
362
7070
Model SAF-DX800E6
PCH000Z365

-
7
-
'11•SAF-T-161
Model SAF-DX1000E6
Remotecontroller（Option）
19
□120
Spaceforinstallatinandservice
φ9.52（3／8"）（Flare）
B
D
E
VP20
Contents
Gaspiping
Symbol
A φ15.88（5／8"）（Flare）
630 4040
90
Controlbox
67
71
Outdoorairduct
Airsupplyduct
A
B
G
710
250 270 190
160
C
D
385 325
710
160
180
220
337
220
27
67
285
315
64
φ
250
2-φ200
Inspectionhole
□450
100
200
822
450
F
G M10
E
F
C
264
Label,modelname
Holeforpowersourceline
Wiringholefortotalenthalpy
Holeforcommunicationline
Suspensionbolts
heatexchanger
Liquidpiping
Drainpiping
（Suspensionboltspitch）
（Suspensionboltspitch）
373 337
1818
362
7070
PCH000Z364

-
8
-
'11•SAF-T-161
(2) With Drain pump (Option parts:DXA-DU-E)
Models SAF-DX250E6, DE350E6
19
□120
260 4040
90
67
71
A
B
340
170 170
170 170
340
160
180
220
274
337
220
27
62
67
285
315
64
φ
150
160
φ150
□450
100
200
G
D
450
E
F
264
Remotecontroller（Option）
Spaceforinstallatinandservice
φ6.35（1／4"）（Flare） B
D
E
VP20
Contents
Gaspiping
Symbol
A φ9.52（3／8"）（Flare）
Outdoorairduct
Airsupplyduct
Inspectionhole
F
G M10
Holeforpowersourceline
Wiringholefortotalenthalpy
Holeforcommunicationline
Suspensionbolts
heatexchanger
Liquidpiping
Drainpiping
（Suspensionboltspitch）
Controlbox
VP25Notes（1）
Drainpiping
C
2
C
1
Drainhose（Option）
Localinstallation
C
2
Notes
（1）PleaselocalarrangeconnectedsocketforVP25.
C
1
600orless
295〜325
57
Label,modelname
（Suspensionboltspitch）
373 337
1818
362
7070
(Max.DrainLift)
A
PCH000Z372