Benshaw RMSO Class 20 Bimetallic Overload Relay (28-40A) for RC-9A, RC-12A, RC-18A, RC-22A, RC-32A and RC-40A Contactors
Benshaw RMSO/SPO Series Overload Relays are bimetallic-style relays designed to protect AC-3 circuits and motors against overloads, phase failure, long starting times and stalling of the motor.