6
© Copyright 2013 Zoeller Co. All rights reserved.
230 VAC 1ø
FROM CONTACTOR
RELAY
START
1
2
5
BLACK
CAPACITORS
START
RUN CAPACITOR
WHITE
BLACK
RED
WHITE
MAIN
PUMP
START
4
5
1
L1
L2
C-1
C-2
C-3
GREEN
SINGLE PHASE INSTALLATION
All single phase models require start capacitor, run capacitor and relay in the circuit to start and operate properly. These components can be purchased separately
or prewired in Zoeller control panel. For components purchased separately used the diagram for installation and hookup.
Single phase models are nonautomatic. To operate automatically a control panel must be added to the power circuit. Follow the instructions provided with the panel.
ZEPA0041
ZEPA0040
WIRING DIAGRAM
1
2
5
L2
T2
T1
L1
RELAY
START
MOTOR
BLACK
START CAPACITORS
WHITE
230 VAC 1Ø
RUN CAPACITOR
4
WHITE
RED
BLACK
PUMP
START
5
MAIN
1
C-1
C-2
C-3
GREEN
(460-552MF, 125 VOLTS)
(30MF, 440 VOLTS)
COMPONENT LAYOUT
WIRING DIAGRAM
ZEPA0043
COMPONENT LAYOUT
ZEPA0042
5 BHP MODEL 6220
7½ BHP MODEL 6221
C-4
MAIN
START
PUMP
RED
BLACK
C-3
RUN CAPACITORS
C-1
C-2
START
CAPACITORS
BLACK
5
2
1
5 1
4
START
RELAY
FROM CONTACTOR
230 VAC 1ø
WHITE
L1
L2
WHITE
GREEN
WHITE
START CAPACITORS
RUN CAPACITORS
RELAY
START
C-1
C-2
C-4
C-3
4
230 VAC 1Ø
BLACK
RED
WHITE
PUMP
MAIN
START
BLACK
L1
T1
T2
L2
1
5
2
5
1
GREEN
(20MF, 370 VOLTS)
(590-708MF, 110-125 VOLTS)
NOTES:
1. “
◊
” DENOTES A TERMINAL ON
MOTOR START RELAY ASSEMBLY.
2. “Ο” DENOTES MOTOR TERMINAL.
3. MOTOR EQUIPPED WITH MOISTURE
PROBES AND THERMAL SENSORS.
REFER TO 3 PHASE WIRING DIAGRAM
BELOW.
NOTES:
1. “
◊
” DENOTES A TERMINAL ON
MOTOR START RELAY ASSEMBLY.
2. “Ο” DENOTES MOTOR TERMINAL.
3. MOTOR EQUIPPED WITH MOISTURE
PROBES AND THERMAL SENSORS.
REFER TO 3 PHASE WIRING DIAGRAM
BELOW.
THREE PHASE INSTALLATION
NOTE 1:
Sensor cable includes 5 leads; 2 leads for thermal sensor , 2 leads for moisture sensor, and a green ground lead. Sensor wire colors are as shown.
Refer to Sensor and Control Panel sections on page 5.
T3
T2
T1
L3
L2
L1
POWER CABLE
3 PHASE MOTOR
3Ø VAC
SENSOR CABLE
BLUE
GRAY
BROWN
BLACK
GREEN/YELLOW
SEAL FAILURE MOISTURE SENSOR
LEADS MUST BE CONNECTED TO
INDUCTION CIRCUIT IN THE CONTROL
PANEL
RECOMMENDED THERMAL SENSOR
CONNECTED IN SERIES WITH
STARTER COIL
SEAL FAILURE PROBES
330K OHMS RESISTANCE
THERMAL
SENSOR
(N/C)
TYPICAL 3-PHASE WIRING DIAGRAM, CE MODEL
ZEPA0641
(N/C)
SENSOR
330K OHMS RESISTANCE
SEAL FAILURE PROBES
PANEL.
INDUCTION CIRCUIT IN THE CONTROL
LEADS MUST BE CONNECTED TO
SEAL FAILURE MOISTURE SENSOR
THERMAL
THE THERMAL SENSOR LEADS
ARE TO BE CONNECTED IN
SERIES WITH STARTER COIL
NOTE 1
SENSOR CABLE WITH THERMAL AND
MOISTURE PROTECTION IS STANDARD
ON ALL EXPLOSION PROOF MOTORS
(SEE NOTE 1)
SENSOR CABLE
P2
WHITE
P1
BLACK
W1
RED
W2
ORANGE
TYPICAL 3-PHASE WIRING DIAGRAM, STANDARD UNIT
ZEPA0038
