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Specification of DC Pump Model
SCHEMATIC WIRING DIAGRAM (DC PUMP MODEL W/O RCD)
N
To Heater
Chasis
SCHEMATIC WIRING DIAGRAM (DP PUMP MODEL C/W RCD)
RY2
COM
Lin
RY1
N
COM
Nin
E2C
TEST
RCD
To Heater
TEST/RESET
Chasis
Available in 3.3 & 3.8kW, 230-240V AC, 50Hz
380 kPa (55 psi)
418mm x 221mm x 98mm
3.10 kgs
1.70 kgs
4.60 kgs
1.70 kgs
Thermal Cut-out
PUMP SPEED CONTROL
VR 0-100K
L
POT
LVDC/
LVDC 2
N
PUMP
RD/SW
3
M
Thermal Cut-out
NO
Lout
PUMP SPEED CONTROL
VR 0-100K
NO
Nout
L
POT
LVDC/
N
LVDC2
PUMP
RD/SW
RESET
3
M
ELECTRONIC CONTROL BOARD
ON/OFF
POWER
SWITCH
CONTROL
2
SWT-EC
EC
VR
6
1
INDICTOR
N
L
BOARD
HEATING ELEMENT
ELECTRONIC CONTROL BOARD
ON/OFF
POWER
SWITCH
CONTROL
2
SWT-EC
EC
VR
4
1
INDICATOR
N
L
BOARD
HEATING ELEMENT
23
T2
TRIAC
G
3
T1
T2
TRIAC
G
3
T1
Rev B 01.03.2020
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