The EF45-30 is an self-supplied electronic overload relay, which means no extra external supply is needed. It offers reliable and fast protection for motors in the event of overload or phase failure.
Electronic overload relays are the alternative to the thermal overload relays. An electronic overload relay offers reliable and fast protection for motors in the event of overload or phase failure. Starter combinations are setup together with contactors.
- Overload protection trip class 10E, 20E, 30E selectable
- Phase loss sensitivity
- Temperature compensation from -25 +70 C
- Adjustable current setting for overload protection
- Automatic or manual reset selectable
- Trip-free mechanism
- Status indication
- STOP and TEST function
- Direct mounting onto block contactors
- Sealable operating elements
- Self-supplied devices
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