Technical information

UGH021/0301 VL Series Portable Chillers, 2 to 40 Tons
Page: 61
7.14 VLW 15/20/25/30 TON ELECTRICAL
MOLEX
BLU
ORG
RED/BRN
RED/WHT
RED/YEL
RED BRW
21
M1
M2
FREEZESTAT
19 20
19
50
MOTOR COIL
22 23 23
21 22 22
50 5027
502626
5026
24 23
INSTRUMENT GROUND HOT GAS BY-PASS SOLENOID LIQUID LINE SOLENOID COMPRESSOR COIL
1 MOL
4 MOL
19 50
19
110VAC SEC. GROUND
FU
3
FU 1 FU 2
M1
M1
1 MOL
PROCESS PUMP
M2
M2
COMPRESSOR
M3
CRANKCASE
HEATER
TRANSFORMER
4
1
2
3
5
6
7
8
9
10
11
12
1
3
Q
Q
HIGH PRESSURESTAT
WHT
LOW PRESSURESTAT
50
GRN
PROBE
TO PROCESS
SAFETY SWITCH
OIL PRESSURE
CONTROL MODULE
COMPRESSOR
23 50
FOR REMOTE START/STOP. OPTIONAL CUST. SUPPLIED CONTACTS
JUMPER
ANTI DRAIN-BACK SOLENOID
(OPTIONAL)
Q
3
2
1
POWER ENTRY
L1
L2
L3
L4
VL Chiller Control
Temperature
To Process Setpoint
Power Pump Compressor Hot Gas Bypass
On
Off