Rockwell Automation 193 193-5.0: Bulletin 913/592 SMP-3 Solid-State Overload Relay - Manual (Page 27)

Chapter 3 – Installation and Wiring
3-17
Typical Control Circuit Wiring Diagrams
ATTENTION: The ratings of the SMP-3 triacs
and trip relay must not be exceeded. If the coil
current or voltage of the contactor exceeds the
triac or relay rating an interposing relay must be
used.
ATTENTION: When power is applied to
SMP-3 terminals “50” and “60,” the N.O. relay
across “30” and “40” closes.
ATTENTION: Additional control circuit
protection may be required. Refer to National
Electrical Code.
ATTENTION: The green ground wire of the
SMP-3 must be connected to earth ground.