Electrical data, Compressor protection module – WaterFurnace Series NXW User Manual
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ENVISION
2
NKW 50Hz REVERSIBLE CHILLER INSTALLATION MANUAL
Electrical Data
Compressor Protection Module
An electronic protection module is provided with
compressors utilized in model size 150. This module will
protect against phase reversal and phase loss at start-up.
Protection is active for 5 seconds after the first second
of compressor operation. In the event that either phase
sequencing or phase loss has occurred the following
blink sequence will display on the module.
Envision Chiller (30-150kW) Electrical Table
Model
Rated
Voltage
Voltage
Min/Max
Compressor
1
Total
Unit
FLA
Min
Circ
Amp
Min
Fuse/
HACR
Max
Fuse/
HACR
2
MCC
RLA
LRA
030
380-420/50/3
340/440
19.0
12.2
87.0
24.4
27.5
30.0
35
045
380-420/50/3
340/440
19.0
12.2
110.0
24.4
27.5
30.0
35
060
380-420/50/3
340/440
27.0
19.2
140.0
38.4
43.2
45.0
60
090
380-420/50/3
340/440
38.6
24.7
197.0
49.4
55.6
60.0
80
150
380-420/50/3
340/440
62.0
39.7
260.0
79.4
89.3
100.0
125
HACR circuit breaker in USA only 10/7/14
1
- MCC, RLA, & LRA rating per compressor. Breaker & FLA sized for both compressors.
2
- Equipment supplied with Class J fuses per minimum fuse size.