Self-powered electronic overload relays EF370 reliably protect motors in the event of overload or phase failure in accordance with IEC/EN 60947-1, IEC/EN 60947-4-1 or IEC/EN 60947-5-1.
They are compatible with standard motor applications and have a wide setting range, high accuracy and operating temperature range, and the option of choosing from 3 trip classes (10E, 20E, 30E).
The EF370 can be connected directly to AF265, AF265 and AF370 contactors, or can be mounted separately on mounting plates.
Manual or automatic reset is selectable, temperature compensation, TEST and STOP function, tripped display on the front, trip and signal contact integrated (1 NO/1 NC). EF370 have an ATEX approval.