Hitachi RCUE40AG2 User manual

RCUE40AG2-400AG2
RHUE40AG2-240AG2
Cooling capacity 112 kW - 1030 kW
Cooling capacity 106 kW - 585 kW
Heating capacity 110 kW - 556 kW
Service Manual
AIR COOLED WATER CHILLERS
(COOLING ONLY AND HEAT PUMP)

Specifi cations in this manual are subject to change without notice in order that HITACHI
may bring the latest innovations to their customers.
Whilst every effort is made to ensure that all specifi cations are correct, printing errors are
beyond Hitachi’s control; Hitachi cannot be held responsible for these errors.

Contents
SMGB0003 rev.0 - 01/2007
pag. 3
Product range and specifi cations
Test run
Electrical wiring diagrams
Control system
Troubleshooting
Maintenance
0
0
.
Contents
1
1
2
2
3
3
4
4
5
5
6
6

SMGB0003 rev.0 - 10/2006
pag. 5
Contents
Content
1. Product range and specifi cations
............................................................................
1
1
1.1. General data for RCUE40~400AG2
.....................................................................................................
1
2
1.2. General data for RHUE40~240AG2
.....................................................................................................
1
6
2. Test run
....................................................................................................................
1
9
2.1. Check before test run
...........................................................................................................................
2
0
2.2. Test run method and check
..................................................................................................................
2
2
2.3. Restart of Test Run
...............................................................................................................................
2
5
2.4. Instruction at delivery
............................................................................................................................
2
7
2.5.Warning & Cautions
..................................................................................................................................
2
8
3 Electrical Wiring Diagram
........................................................................................
3
1
3.1. Power Wiring Diagram
..........................................................................................................................
3
2
3.2. Power Wiring Diagram (FAN)
...............................................................................................................
3
7
3.3. Control PCB (PCBc)
.............................................................................................................................
3
8
3.4. Input / Output PCB (PCBd)
...................................................................................................................
4
0
3.5. Power Wiring Diagram (MCB Option)
...................................................................................................
4
3
3.6. Diagram abbreviations descriptions
.....................................................................................................
4
8
4. Control system
........................................................................................................
4
9
4.1. List of Main Control Function
................................................................................................................
5
0
4.2. Water control
........................................................................................................................................
5
2
4.3. Compressor control
.............................................................................................................................
5
3
4.4. Current limit control
..............................................................................................................................
5
4
4.5. Reverse protection control
....................................................................................................................
5
5
4.6.
Restart control after power failure
........................................................................................................
5
6
4.7. Operation error/wrong setting prevention control [40 – 40]
.................................................................
5
7
4.8. Forced capacity control
........................................................................................................................
5
7
4.9. Second water temperature setting
........................................................................................................
5
8
4.10. Heat storage operation by external order
.............................................................................................
4.10. Heat storage operation by external order .............................................................................................4.10. Heat storage operation by external order
6
4
4.11. Operation by DC24V input (Remote Control)
.......................................................................................
6
5
4.12. Installation of switch for snow measure (Fan manual operation)
.........................................................
6
8
4.13. Switch for confi rmation of high pressure cut
.........................................................................................
6
9
4.14 Antifreeze control in winter
...................................................................................................................
4.14 Antifreeze control in winter ...................................................................................................................4.14 Antifreeze control in winter
6
9
4.15. Saving energy priority mode, silence priority mode (night shift), only cooling
......................................
7
0
4.16. Defrost (only air-cooled heat pump type)
.............................................................................................
7
2
4.17. Thermo off selection function
...............................................................................................................
7
5

SMGB0003 rev.0 - 10/2006
pag. 6
Contents
Content (Cont.)
5. Troubleshooting
.......................................................................................................
8
3
5.1. Initial check
...........................................................................................................................................
8
4
5.2. Troubleshooting
..................................................................................................................................
10
8
5.3. Analysis and countermeasure of abnormal running
...........................................................................
14
1
5.4. Thermistor characteristics
..................................................................................................................
14
5
6. Maintenance
..........................................................................................................
14
9
6.1. Maintenance criteria
...........................................................................................................................
15
0
6.2. Maintenance criteria of Screw Compressor
........................................................................................
15
2
6.3. Maintenance of Water Quality
............................................................................................................
15
3
6.4. Cleaning of water side heat exchanger
..............................................................................................
6.4. Cleaning of water side heat exchanger ..............................................................................................6.4. Cleaning of water side heat exchanger
15
7
6.5. Check items in daily operation
............................................................................................................
16
0
6.6. Caution on handling of R407C
...........................................................................................................
16
0
6.7. Manual at compressor overall check and parts check
........................................................................
16
2
6.8. Refrigerant cycle diagrams
.................................................................................................................
16
6
6.9. Overhaul work
....................................................................................................................................
17
0
6.10. Vacuuming Procedure
........................................................................................................................
17
0
6.11. Additional refrigerant insertion
............................................................................................................
17
2

SMGB0003 rev.0 - 10/2006
pag. 7
Contents
Units Code List

NOTE:
MODELS
CODIFICATION
Please check, according to the model name, which is your air conditioner type and how it is abbreviated and referred
to in this service manual.
AIR COOLED WATER CHILLERS -SCREW TYPE
Model Indication
code Model Indication code Model Indication code Model Indication code
RCUE40AG2
8E041072
RCUE100AG2
8E101072
RCUE180AG2
8E181072
RCUE280AG2
8E281072
RCUE50AG2
8E051072
RCUE120AG2
8E121072
RCUE210AG2
8E211072
RCUE320AG2
8E321072
RCUE60AG2
8E061072
RCUE140AG2
8E141072
RCUE240AG2
8E241072
RCUE350AG2
8E351072
RCUE70AG2
8E071072
RCUE160AG2
8E161072
RCUE400AG2
8E401072
RCUE80AG2
8E081072

RCUE60AG2
Europe
Series
Refrigeration
Cooling
Unit
Capacity
Air condensed
Refrigerant: 407C

SMGB0003 rev.0 - 10/2006
pag. 8
Contents
AIR TO WATER HEAT PUMP CHILLERS -SCREW TYPE
Model Indication code Model Indication code Model Indication code
RHUE40AG2
9E041072
RHUE100AG2
9E101072
RHUE180AG2
9E181072
RHUE50AG2
9E051072
RHUE120AG2
9E121072
RHUE210AG2
9E211072
RHUE60AG2
9E061072
RHUE140AG2
9E141072
RHUE240AG2
9E241072
RHUE70AG2
9E071072
RHUE160AG2
9E161072
RHUE80AG2
9E081072
RHUE60AG2
Europe
Series
Refrigeration
Heat pump
Unit
Capacity
Air condensed
Refrigerant: 407C

SMGB0003 rev.0 - 10/2006
pag. 9
Contents
REMOTE CONTROL DEVICES LIST
Name Description Indication Code Figure
CSC-5S
Central Station
60291050
PSC-5T
Seven Day Timer
60291052
REMOTE CONTROL DEVICES ACCESSORIES LIST
Name Description Indication Code Figure
PSC-5HR
H-Link Relay
60291105
CENTRALISED CONTROLS LIST (Interfaces)
Name Description Indication Code Figure
HARC70-CE1
Lonwork BMX Interface
60559055
HARC70-CE1 OP
60559056
CSNET WEB
CSNET WEB
7E891924

SMGB0003 rev.0 - 10/2006
pag. 10
Contents
CENTRALISED CONTROLS (Interfaces) ACCESSORIES LIST
Name Description Indication Code Figure
PM001-CT200
Current Transformer Accessory
(Power Meter Option
Accessory for CSNET WEB)
7E891930
NEW
PM001-CT400
7E891931
NEW
PM001-CT1000
Current Transformer Accessory 1000A
(Power Meter Option
Accessory for CSNET WEB)
7E891932
NEW
PM001-GW
Communication Set
(Power Meter Option
Accessory for CSNET WEB)
7E891933
NEW
PM001
Power Meter Option
(For CSNET WEB)
7E891934
NEW
TS001
Touch Screen Option
(For CSNET WEB)
7E891935
NEW
TS001-WS
Wall Support for Touch Screen
(Touch Screen Option
Accessory for CSNET WEB)
7E891936
NEW
TS001-TS
Table Support for Touch Screen
(Touch Screen Option
Accessory for CSNET WEB)
7E891937
NEW

SMGB0003 rev.0-01/2007
page 11
Product range and
specifications
1
1
.
Product range and specifications
1
1
This chapter provides you with a fast review of the most important general data of the Air cooled water chillers and Air to
water heat pump chillers of HITACHI.
Content
1. Product range and specifi cations
............................................................................
1
1
1.1. General data for RCUE40~400AG2
.....................................................................................................
1
2
1.2. General data for RHUE40~240AG2
.....................................................................................................
1
6

SMGB0003 rev.0-01/2007
page 12
Product range and
specifications
1.1. General data for RCUE40~400AG2
MODEL RCUE40AG2 RCUE50AG2 RCUE60AG2 RCUE70AG2
Cooling Capacity
kW
112
130
156
178
Total Power input
kW
36.4
42.7
52.3
59.8
COP
-
3.08
3.04
2.98
2.98
Outer Dimension
Height
mm
2.430
2.430
2.430
2.430
Width
mm
1.900
1.900
1.900
1.900
Depth
mm
2.150
2.150
2.150
2.750
Cabinet colour
-
Natural Grey
Net weight
Kg
1.430
1.470
1.560
1.760
Compressor type
-
Semi-hermetic screw type
Models
-
40ASC-Z
40ASC-Z
50ASC-Z
60ASC-Z
Quantity
-
1
1
1
1
Oil heater
W
150
150
150
150
Capacity control
-
Continuous Capacity Control
%
15~100
Water cooler type
-
Brazing Plate Type
Condenser type
-
Multi-Pass cross fi nned tube
Fan Motor (pole)
kW
0.38 (8)
Quantity
-
4
4
4
6
Refrigerant type
-
R407C (Factory charged)
Flow control
-
Electronic expansion valve
Number of independent circuits
-
1
1
1
1
Quantity of refrigerant (kg)
-
39
46
41
48
Oil type
-
JAPAN ENERGY FREOL UX300 (Ester)
Water pipe connection
Inch
3” Victaulic (1xInlet/1xOutlet)
Control system
-
Micro-processor control
Chilled water outlet temperature
ºC
-10 (Option) 5~15
Condenser air inlet temperature
ºC
-15~46
Permissible water pressure max.
MPa
1.0
Safety and protection devices
-
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Internal Thermostat for Compressor, Compressor Oil Heater,
Fuse and Internal Thermostat for Fan Motor, Control Circuit Fuse,
High Pressure Switch, Low Pressure Control,
High Pressure Relief Valve, Discharge Gas Temperature Control,
Suction Gas Temperature Control, Freeze Protection Control
and Compressor Operation Hour Meter
Power suply
-
3~, N/380-415V/50Hz

NOTE:
The nominal cooling capacities are based on the European Standard EN12055.
Chilled Water Inlet / Outlet Temperature : 12/7 °C
Condenser Inlet Air Temperature : 35 °C
−
−

SMGB0003 rev.0-01/2007
page 13
Product range and
specifications
1
1
MODEL RCUE80AG2 RCUE100AG2 RCUE120AG2 RCUE140AG2
Cooling Capacity
kW
206
260
312
356
Total Power input
kW
69.6
85.4
104.5
119.6
COP
-
2.96
3.04
2.99
2.98
Outer Dimension
Height
mm
2.430
2.430
2.430
2.430
Width
mm
1.900
1.900
1.900
1.900
Depth
mm
2.750
4.050
4.050
5.250
Cabinet colour
-
Natural Grey
Net weight
Kg
1.820
2.830
3.000
3.420
Compressor type
-
Semi-Hermetic screw type
Models
-
60ASC-Z
40ASC-Z
50ASC-Z
60ASC-Z
Quantity
-
1
2
2
2
Oil heater
W
150
150x2
150x2
150x2
Capacity control
-
Continuous Capacity Control
%
15~100
Water cooler type
-
Brazing Plate Type
Condenser type
-
Multi-Pass cross fi nned tube
Fan Motor (pole)
kW
0.38 (8)
Quantity
-
6
8
8
12
Refrigerant type
-
R407C (Factory charged)
Flow control
-
Electronic expansion valve
Number of independent circuits
-
1
2
2
2
Quantity of refrigerant
-
64
92
82
96
Oil type
-
JAPAN ENERGY FREOL UX300 (Ester)
Water pipe connection
Inch
3” Victaulic (1xInlet/
1xOutlet)
3” Victaulic (2xInlet/2xOutlet)
Control system
-
Micro-processor control
Chilled water outlet temperature
ºC
-10 (Option) 5~15
Condenser air inlet temperature
ºC
-15~46
Permissible water pressure max.
MPa
1.0
Safety and protection devices
-
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Internal Thermostat for Compressor, Compressor Oil Heater,
Fuse and Internal Thermostat for Fan Motor, Control Circuit Fuse,
High Pressure Switch, Low Pressure Control,
High Pressure Relief Valve, Discharge Gas Temperature Control,
Suction Gas Temperature Control, Freeze Protection Control
and Compressor Operation Hour Meter
Power suply
-
3~, N/380-415V/50Hz

NOTE:
The nominal cooling capacities are based on the European Standard EN12055.
Chilled Water Inlet / Outlet Temperature : 12/7 °C
Condenser Inlet Air Temperature : 35 °C
−
−

SMGB0003 rev.0-01/2007
page 14
Product range and
specifications
MODEL RCUE160AG2 RCUE180AG2 RCUE210AG2 RCUE240AG2
Cooling Capacity
kW
412
468
534
618
Total Power input
kW
139.1
156.8
179.4
208.7
COP
-
2.96
2.98
2.98
2.96
Outer Dimension
Height
mm
2.430
2.430
2.430
2.430
Width
mm
1.900
1.900
1.900
1.900
Depth
mm
5.250
5.950
7.750
7.750
Cabinet colour
-
Natural Grey
Net weight
Kg
3.550
4.450
5.070
5.250
Compressor type
-
Semi-Hermetic screw type
Models
-
60ASC-Z
50ASC-Z
60ASC-Z
60ASC-Z
Quantity
-
2
3
3
3
Oil heater
W
150x2
150x3
150x3
150x3
Capacity control
-
Continuous Capacity Control
%
15~100
Water cooler type
-
Brazing Plate Type
Condenser type
-
Multi-Pass cross fi nned tube
Fan Motor (pole)
kW
0.38 (8)
Quantity
-
12
12
18
18
Refrigerant type
-
R407C (Factory charged)
Flow control
-
Electronic expansion valve
Number of independent circuits
-
2
3
3
3
Quantity of refrigerant
-
128
123
144
192
Oil type
-
JAPAN ENERGY FREOL UX300 (Ester)
Water pipe connection
Inch
3” Victaulic (2xInlet/
2xOutlet)
3” Victaulic (3xInlet/3xOutlet)
Control system
-
Micro-processor control
Chilled water outlet temperature
ºC
-10 (Option) 5~15
Condenser air inlet temperature
ºC
-15~46
Permissible water pressure max.
MPa
1.0
Safety and protection devices
-
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Internal Thermostat for Compressor, Compressor Oil Heater,
Fuse and Internal Thermostat for Fan Motor, Control Circuit Fuse,
High Pressure Switch, Low Pressure Control,
High Pressure Relief Valve, Discharge Gas Temperature Control,
Suction Gas Temperature Control, Freeze Protection Control
and Compressor Operation Hour Meter
Power suply
-
3~, N/380-415V/50Hz

NOTE:
The nominal cooling capacities are based on the European Standard EN12055.
Chilled Water Inlet / Outlet Temperature : 12/7 °C
Condenser Inlet Air Temperature : 35 °C
−
−

SMGB0003 rev.0-01/2007
page 15
Product range and
specifications
1
1
MODEL RCUE280AG2 RCUE320AG2 RCUE350AG2 RCUE400AG2
Cooling Capacity
kW
712
824
890
1030
Total Power input
kW
239.2
278.2
299.0
347.8
COP
-
3.0
3.0
3.0
3.0
Outer Dimension
Height
mm
2.430
2.430
2.430
2.430
Width
mm
1.900
1.900
1.900
1.900
Depth
mm
10.250
10.250
12.750
12.750
Cabinet colour
-
Natural Grey
Net weight
Kg
6.750
7.000
8.450
8.750
Compressor type
-
Semi-Hermetic screw type
Models
-
60ASC-Z
50ASC-Z
60ASC-Z
60ASC-Z
Quantity
-
4
4
5
5
Oil heater
W
150x4
150x4
150x5
150x5
Capacity control
-
Continuous Capacity Control
%
15~100
Water cooler type
-
Brazing Plate Type
Condenser type
-
Multi-Pass cross fi nned tube
Fan Motor (pole)
kW
0.38 (8)
Quantity
-
24
24
30
30
Refrigerant type
-
R407C (Factory charged)
Flow control
-
Electronic expansion valve
Number of independent circuits
-
4
4
5
5
Quantity of refrigerant
-
192
256
240
320
Oil type
-
JAPAN ENERGY FREOL UX300 (Ester)
Water pipe connection
Inch
3” Victaulic (4xInlet/4xOutlet)
3” Victaulic (5xInlet/5xOutlet)
Control system
-
Micro-processor control
Chilled water outlet temperature
ºC
-10 (Option) 5~15
Condenser air inlet temperature
ºC
-15~46
Permissible water pressure max.
MPa
1.0
Safety and protection devices
-
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Internal Thermostat for Compressor, Compressor Oil Heater,
Fuse and Internal Thermostat for Fan Motor, Control Circuit Fuse,
High Pressure Switch, Low Pressure Control,
High Pressure Relief Valve, Discharge Gas Temperature Control,
Suction Gas Temperature Control, Freeze Protection Control
and Compressor Operation Hour Meter
Power suply
-
3~, N/380-415V/50Hz

NOTE:
The nominal cooling capacities are based on the European Standard EN12055.
Chilled Water Inlet / Outlet Temperature : 12/7 °C
Condenser Inlet Air Temperature : 35 °C
−
−

SMGB0003 rev.0-01/2007
page 16
Product range and
specifications
1.2. General data for RHUE40~240AG2
MODEL RHUE40AG2 RHUE50AG2 RHUE60AG2 RHUE70AG2
Cooling Capacity
kW
106
123
148
169
Heating Capacity
kW
110
127
152
185
Total Power input in cooling
kW
36.4
42.7
52.3
59.8
Total Power input in heating
kW
40.7
44.5
54.3
67.7
Outer Dimension
Height
Height
mm
2.430
2.430
2.430
2.430
Width
mm
1.900
1.900
1.900
1.900
Depth
Depth
mm
1.900
1.900
1.900
2.500
Cabinet colour
-
Natural Grey
Net weight
Kg
1.550
1.600
1.670
1.880
Compressor type
-
Semi-Hermetic screw type
Models
-
40ASC-Z
40ASC-Z
50ASC-Z
60ASC-Z
Quantity
-
1
1
1
1
Oil heater
W
150
Capacity control
-
Continuous Capacity Control
Continuous Capacity Control
Continuous Capacity Control
%
15~100
Water side heat exchanger
-
Brazing plate type
Air side heat exchanger
-
Multi-Pass cross fi nned tube
Fan Motor (pole)
kW
0.38 (8)
Quantity
-
4
4
4
6
Refrigerant type
-
R407C (Factory charged)
Flow control
-
Electronic expansion valve
Number of independent circuits
-
1
1
1
1
Quantity of refrigerant
-
39
46
41
48
Oil type
-
JAPAN ENERGY FREOL UX300 (Ester)
Water pipe connection
Inch
3” Victaulic (1xInlet/1xOutlet)
Control system
-
Micro-processor control
Chilled water outlet temperature
ºC
-10 (Option) 5~15
Heated water outlet temperature
ºC
35~55
Condenser air inlet temperature
ºC
-15~46 for cooling operation
Evaporator air inlet temperature
ºC
DB: -9.5~21/ WB:-10~15.5 for heating operation
Permissible water pressure max.
Permissible water pressure max.
Permissible water pressure max.
MPa
1.0
Safety and protection devices
-
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Internal Thermostat for Compressor, Compressor Oil Heater,
Fuse and Internal Thermostat for Fan Motor, Control Circuit Fuse,
High Pressure Switch, Low Pressure Control,
High Pressure Relief Valve, Discharge Gas Temperature Control,
Suction Gas Temperature Control, Freeze Protection Control
and Compressor Operation Hour Meter
and Compressor Operation Hour Meter
and Compressor Operation Hour Meter
Power suply
Power suply
-
3~, N/380-415V/50Hz

NOTES:
(1) The nominal cooling capacities are based on the European Standard EN12055.
Chilled Water Inlet / Outlet Temperature : 12/7 ºC
Condenser Inlet Air Temperature : 35 ºC
(2) The nominal heating capacities are based on the European Standard EN12055.
Heated Water Inlet / Outlet Temperature : 40/45 ºC
Evaporator Inlet Air Temperature : 6 ºC (WB)
−
−
−
−

SMGB0003 rev.0-01/2007
page 17
Product range and
specifications
1
1
MODEL RHUE80AG2 RHUE100AG2 RHUE120AG2 RHUE140AG2
Cooling Capacity
kW
195
246
296
338
Heating Capacity
kW
185
254
305
371
Total Power input in cooling
kW
69.6
85.4
104.5
119.6
Total Power input in heating
kW
67.7
89.0
108.6
135.5
Outer Dimension
Height
Height
mm
2.430
2.430
2.430
2.430
Width
mm
1.900
1.900
1.900
1.900
Depth
Depth
mm
2.500
3.800
3.800
5.500
Cabinet colour
-
Natural Grey
Net weight
Kg
1.950
3.050
3.250
3.670
Compressor type
-
Semi-Hermetic screw type
Models
-
60ASC-Z
40ASC-Z
50ASC-Z
60ASC-Z
Quantity
-
1
2
2
2
Oil heater
W
150
150x2
Capacity control
-
Continuous Capacity Control
Continuous Capacity Control
Continuous Capacity Control
%
15~100
Water side heat exchanger
-
Brazing plate type
Air side heat exchanger
-
Multi-Pass cross fi nned tube
Fan Motor (pole)
kW
0.38 (8)
Quantity
-
6
8
8
12
Refrigerant type
-
R407C (Factory charged)
Flow control
-
Electronic expansion valve
Number of independent circuits
-
1
2
2
2
Quantity of refrigerant
-
64
92
82
96
Oil type
-
JAPAN ENERGY FREOL UX300 (Ester)
Water pipe connection
Inch
3” Victaulic (1xInlet/
3” Victaulic (1xInlet/
1xOutlet)
1xOutlet)
3” Victaulic (2xInlet/2xOutlet)
Control system
-
Micro-processor control
Chilled water outlet temperature
ºC
-10 (Option) 5~15
Heated water outlet temperature
ºC
35~55
Condenser air inlet temperature
ºC
-15~46 for cooling operation
Evaporator air inlet temperature
ºC
DB: -9.5~21/ WB:-10~15.5 for heating operation
Permissible water pressure max.
Permissible water pressure max.
Permissible water pressure max.
MPa
1.0
Safety and protection devices
-
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Internal Thermostat for Compressor, Compressor Oil Heater,
Fuse and Internal Thermostat for Fan Motor, Control Circuit Fuse,
High Pressure Switch, Low Pressure Control,
High Pressure Relief Valve, Discharge Gas Temperature Control,
Suction Gas Temperature Control, Freeze Protection Control
and Compressor Operation Hour Meter
and Compressor Operation Hour Meter
and Compressor Operation Hour Meter
Power suply
-
3~, N/380-415V/50Hz

NOTES:
(1) The nominal cooling capacities are based on the European Standard EN12055.
Chilled Water Inlet / Outlet Temperature : 12/7 ºC
Condenser Inlet Air Temperature : 35 ºC
(2) The nominal heating capacities are based on the European Standard EN12055.
Heated Water Inlet / Outlet Temperature : 40/45 ºC
Evaporator Inlet Air Temperature : 6 ºC (WB)
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SMGB0003 rev.0-01/2007
page 18
Product range and
specifications
MODEL RHUE160AG2 RHUE180AG2 RHUE210AG2 RHUE240AG2
Cooling Capacity
kW
390
444
507
585
Heating Capacity
kW
371
457
556
556
Total Power input in cooling
kW
139.1
156.8
179.4
208.7
Total Power input in heating
kW
135.5
162.9
203.2
203.2
Outer Dimension
Height
Height
mm
2.430
2.430
2.430
2.430
Width
mm
1.900
1.900
1.900
1.900
Depth
Depth
mm
5.000
5.700
7.500
7.500
Cabinet colour
-
Natural Grey
Net weight
Kg
3.780
4.780
5.440
5.650
Compressor type
-
Semi-Hermetic screw type
Models
-
60ASC-Z
50ASC-Z
60ASC-Z
60ASC-Z
Quantity
-
2
3
3
3
Oil heater
W
150x2
150x3
Capacity control
-
Continuous Capacity Control
Continuous Capacity Control
Continuous Capacity Control
%
15~100
Water side heat exchanger
-
Brazing plate type
Air side heat exchanger
-
Multi-Pass cross fi nned tube
Fan Motor (pole)
kW
0.38 (8)
Quantity
-
12
12
18
18
Refrigerant type
-
R407C (Factory charged)
Flow control
-
Electronic expansion valve
Number of independent circuits
-
2
3
3
3
Quantity of refrigerant
-
128
123
144
192
Oil type
-
JAPAN ENERGY FREOL UX300 (Ester)
Water pipe connection
Inch
3” Victaulic (2xInlet/
3” Victaulic (2xInlet/
2xOutlet)
2xOutlet)
3” Victaulic (3xInlet/3xOutlet)
Control system
-
Micro-processor control
Chilled water outlet temperature
ºC
-10 (Option) 5~15
Heated water outlet temperature
ºC
35~55
Condenser air inlet temperature
ºC
-15~46 for cooling operation
Evaporator air inlet temperature
ºC
DB: -9.5~21/ WB:-10~15.5 for heating operation
Permissible water pressure max.
Permissible water pressure max.
Permissible water pressure max.
MPa
1.0
Safety and protection devices
-
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Reverse Phase Protection, Fuse and Thermal Relay for Compressor,
Internal Thermostat for Compressor, Compressor Oil Heater,
Fuse and Internal Thermostat for Fan Motor, Control Circuit Fuse,
High Pressure Switch, Low Pressure Control,
High Pressure Relief Valve, Discharge Gas Temperature Control,
Suction Gas Temperature Control, Freeze Protection Control
and Compressor Operation Hour Meter
and Compressor Operation Hour Meter
and Compressor Operation Hour Meter
Power suply
-
3~, N/380-415V/50Hz

NOTES:
(1) The nominal cooling capacities are based on the European Standard EN12055.
Chilled Water Inlet / Outlet Temperature : 12/7 ºC
Condenser Inlet Air Temperature : 35 ºC
(2) The nominal heating capacities are based on the European Standard EN12055.
Heated Water Inlet / Outlet Temperature : 40/45 ºC
Evaporator Inlet Air Temperature : 6 ºC (WB)
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