6
© Copyright 2011 Zoeller Co. All rights reserved.
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
Three Phase Installation
(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
2
1
5
WHITE
PUMP
START
MAIN
BLACK
L2
WHITE
BLACK
RUN CAPACITOR
RED
START CAPACITOR
L1
T2
T1
3
2
1
GREEN
230 VAC 1ø
(SEE CHART)
(SEE CHART)
7110/7111
MODELS
270-324UF 250V
START CAP.
RUN CAP.
50UF 370V
R
RELAY
START
WIRING DIAGRAM
COMPONENT LAYOUT
ZEPA0538
ZEPA0537C
Single Phase Installation 60 Hz (7110 & 7111 Only)
5
2
1
WHITE
RED
PUMP
MAIN
START
L1
L2
BLACK
WHITE
230 VAC 1Ø
FROM CONTACTOR
START
BLACK
START
RELAY
CAPACITOR
RUN CAPACITOR
1
2
3
GREEN
