ELECTRICAL SCHEMATICS
ES145
WB5N-31, ELECTRICAL SCHEMATIC
010620C
1
UCM GROUND
2
WATER LEVEL PROBE
3
NOT USED
4
NOT USED
5
SOLID STATE RELAY - +5Vdc
6
NOT USED
7
TANK TEMPERATURE SENSOR
8
TANK TEMPERATURE SENSOR
9
NOT USED
10
NOT USED
11
INLET VALVE
12
AIR PUMP
13
220-240V L1
14
12V TRANSFORMER
15
12V TRANSFORMER
16
SOLID STATE RELAY - COMMON
UCM Pin Assignments
16 Pin Connector
Model
Voltage
V
Amps
A
Wa
Ʃ
s
W
Hertz
Hz
# of
Conductor
Wires
Phase
# of Tank
Elements
Tank Element
Ra
Ɵ
ng
W/V
220
11.4
2516
230
12.0
2750
240
12.5
2994
ELECTRICAL RATING TABLE
50/60
2
1
1
2500W/220V
WB5N31x
WB5N - 220-240 Volt, Single Element