Four versions are available according to the protection function and trip class as below.
Composition 1NO +1NC Rated thermal current 5A
Rated operation voltage 690VAC
Contactor MC-6a, 9a, 12a, 18a Rated current: 6, 9, 12, 18A
Rated insulation voltage: 690V
Overload relay MT-12
Current range: 0.1~18A
Trip class: Class 10A, 20
IEC/EN 60947-1, IEC/EN 60947-4-1
Type MT, bimetal-style, overload relays are designed to protect AC circuits and motors against overloads, phase failure, long starting times and prolonged stalling of the motor.
