Rockwell Automation 193 193-5.0: Bulletin 913/592 SMP-3 Solid-State Overload Relay - Manual (Page 38)

Chapter 3 – Installation and Wiring
3-28
Figure 3.28 CT-Mounted SMP-3 Multi-speed Starter Wiring Diagram (with Triac Control)
ММ
ММ
CRH ММ
ММ
CRL
A1 A2
Interposing
Relay
Interposing Relay
A2 A1
SMP-3 (Low)
10
20
30
40
50
60
OUT A
OUT B
FUSE
TRIP
RELAY
120/240V
AC P/S
T1 T2
CT1 CT2 CT3
T1 T2 T3
T3
SMP-3 (High)
10
20
30
40
50
60
OUT A
OUT B
FUSE
TRIP
RELAY
120/240V
AC P/S
T11 T12
CT1 CT2 CT3
T1 T2 T3
T13
ММ
ММ
Low
ММ
ММ
High
To 120V AC Supply
L1 L2 L3