OUTDOOR UNITS
TC-16001-rev.5
2-29
2.11.4 Safety and Control Device Setting
•
Compressor Protection
The compressor is protected by the following devices and their combinations.
(1) High Pressure Switch: This switch cuts out the operation of the compressor when the discharge
pressure exceeds the setting.
(2) Crankcase Heater: The band type heater is energized while the compressor is stopped in order to
protect against oil foaming during cold starting.
Model
High Pressure Increase Protection Automatic Reset, Non-Adjustable
psi
(MPa)
Pressure Switch (for each compressor)
Cut-Out psi -7 -7 -7
-21 -21 -21
(MPa) -0.05) -0.05) -0.05)
-0.15) -0.15) -0.15)
Cut-In psi 464 ±21 464 ±21 464 ±21
(MPa) (3.20 ±0.15) (3.20 ±0.15) (3.20 ±0.15)
Inverter Compressor Automatic Reset, Non-Adjustable
Over Current
Inverter Current Protection Control A
Breaker A
Over Heat Automatic Reset, Non-Adjustable
o
F
o
C
Fan Motor Automatic Reset, Non-Adjustable
Over Current Protection Control A
Fuse A
High Pressure Increase Protection Control
Discharge Temperature
Increase Protection Control
206206206
(97)(97)(97)
55
30.0
21.521.5 21.5
30.0
1.721.721.72
5
(H,Y,C)VAHP036B21S (H,Y,C)VAHP048B21S (H,Y,C)VAHP060B21S
30.0
515
(3.55)
515
(3.55)
515
(3.55)
601
(4.15
601
(4.15
601
(4.15