List of Safety Devices and Settings
No.
Safety device
High pressure
1
switch
2
Fuse
Compressor cir-
3
cuit breaker
Fan motor circuit
4
breaker
Discharge tem-
5
perature sensor
High pressure
6
sensor
Low pressure
7
sensor
Water pipe tem-
8
perature sensor
Reverse phase
9
detector
Liquid compres-
10
sor prevention
Compressor ratio
11
limit
SAFETY DEVICES AND SETTINGS
Setting
Stops operation of the module when the pressure
551 PSI
is above the setting
250 V 5 A (Main)
Disconnects current when it exceeds the normal
250 V 15 A (INV)
value
35 A
Measures and stops over-current per compressor
7 A
Measures and stops over-current per motor
230°F
Stops compressor in stages
Starts protective operation control to reduce the
551 PSI
cycle pressure
Starts protective operation control to raise the
32 PSI
cycle pressure
Prevent evaporator from freezing. Not active if
Off : 37.4°
low temperature cooling is activated.
Compares the current of each phase and stops
Off
when it is in reverse phase
Capacity
Discharge over-heating level goes up to prevent
Reduction
liquid compression
Compressor frequency is reduced when operating
9 HTZ
at high compression ratio to prevent the internal
Step Reduction
parts within the compressor from being damaged
Due to our policy of continuous product innovation, some specifications may change without notification.
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Function
25