Yaskawa iQpump Controller User Manual - Manual (Page 54)

2.3 Control Wiring
54 YASKAWA TM.iQp.06 iQpump Controller User Manual
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Duplex Pump System with Motor Starter Wiring
Connections to the Multi-function Digital Outputs for a Duplex Pump System using Motor Starters.
Figure 2.10 Duplex Pump System with Motor Starter Wiring
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Triplex Pump System with Motor Starters Wiring
Wiring diagram shows connections to the Multi-Function Digital Outputs for a Triplex Pump System using Motor Starters.
Figure 2.11 Triplex Pump System with Motor Starters
M2
M1
M4
M3
E(G)
(H2-01)
(H2-02)
L1 L2 L3
T1
T2
T3
K1
Pump
Motor 2
K1: Motor
Rated Contactor
120 VAC /
24VDC
Supply Voltage
depends on
contactor coil
used
S3 SC
Motor Overload
(optional )
External Pump Fault
Normally Closed
H1-01 = 25
Multi-Function
Digital Outputs
40: Pump 2 Control
iQpump (P7U)
M2
M1
M4
M3
E(G)
(H2-01)
(H2-02)
L1 L2 L3
T1
T2
T3
K1
Pump
Motor 2
K1, K2: Motor
Rated Contactor
S3
Motor Overload
(optional)
External Pump Fault
Normally Closed
H1-01 = 25
Multi-Function
Digital Outputs
40: Pump 2
Control
L1 L2 L3
T1
T2
T3
SC
Pump
Motor 3
K1 K2
120 VAC /
24VDC
Supply Voltage
depends on
contactor coil
used
K2
41: Pump 3
Control
iQpump (P7U)