Microcontroller based.
Overload, undercurrent and overvoltage protection.
1 C/O output-8A
Possible to use for scanning of current from current transformer
up to 600A
LED indication for trip cause
1 module Din-rail mounting
The device is suitable for single phase submersible pumps. By monitoring undercurrent it avoid problems caused by dry running, cavitation etc.
It doesn't need any level electrodes.

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