Hitachi RAS-10HNCE, Инструкция по установке и эксплуатации

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PMML0251A rev.2 - 02/2013 44
Safety summary & control device setting
17 SAFETY SUMMARY & CONTROL DEVICE SETTING

Compressor Protection
High Pressure Switch:
This switch cuts out the operation of the compressor when the
discharge pressure exceeds the setting.

Fan Motor Protection
When the thermistor temperature is reached to the setting, motor
output is decreased.
The other way, when the temperature becomes lower, limitation
is cancelled.
Model
RAS-
3HVNPE
RAS-(4-6)HVN(P/C)E RAS-(4-6)HN(P/C)E RAS-(8-10)HN(P/C)E
For Compressor
Automatic Reset, Non-Adjustable (each one for each compressor)
Pressure Switches
-0.05 -0.05 -0.05 -0.05
High Cut-Out MPa 4.15 4.15 4.15 4.15
-0.15 -0.15 -0.15 -0.15
Cut-In MPa 3.20±0.15 3.20±0.15 3.20±0.15 3.20±0.15
For Control
Fuse
1~ 230V 50Hz
A 40
50
(RAS-4HVNCE = 40)
3N~ 400V 50Hz A 2 X 20 2 X 40
CCP Timer
min.
Non-Adjustable
Setting Time 3 3 3 3
For Condenser Fan Motor
Automatic Reset, Non-Adjustable (each one for each motor)
Internal Thermostat
Cut-Out ºC - - - -
For Control Circuit
A 5 5 5 5
Fuse Capacity on PCB
18 TROUBLESHOOTING
Alarm Code Indication of Remote Control Switch:
Abnormal
Indoor Unit
No.
Abnormal
Ref. Cycle
No. Alarm Code Model Code
Connected
No. of Indoor
Units
Alarm
Code
Model Code
Indication Model

Heat-Pump
COOL MED
ADDS. RN
A/C ALARM
Indicated
for a sec-
ond alter-
nately
COOL MED
ADDS. RN
A/C ALARM


Inverter

Multi (Set-Free)

Cooling Only

Others

2, 3 and 4 indoor units
system
_PMML0251A_r2.indb 44 06/02/2013 9:05:16