Hitachi RAS-2HVNP Installations- Und Betriebshandbuch Seite 40

19
1 Safety summary & control device setting
19 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.
For compressor
Pressure switches
For control
Fuse
CCP timer
Setting time
For condenser fan motor
For control circuit
Fuse capacity on PCB
20 TROUBLESHOOTING
Alarm code indication of remote control switch:
Abnormal Abnormal
indoor unit refrigerant cycle
number number
40
High
Cut-Out
Cut-In
1φ, 230V, 50Hz
Internal thermostat
Cut-Out
Alarm code Model code
Indicated for
a second
alternately
PMML0248A

Fan Motor Protection
When the fan motor current is reached to the setting, motor output
is decreased.
The other way, when the fan motor current becomes lower, limi-
tation is cancelled.
Automatic reset, non-adjustable
(each one for each compressor)
MPa
MPa 3.20 ± 0.15
A
Non-Adjustable
min.
Automatic reset, non-adjustable
(each one for each motor)
ºC
A
Connected
number of
indoor units Alarm code
-0.05
4.15
-0.15
25
3
-
3
Model Code
Indication
Heat-pump

Inverter

Multi

Cooling only

Others

IVX, individual operation
b
KPI
L
Model