1.With knife-edge entry and arc extinguishing equipment
2.High quality & competitive price
3.Easy installation
4.630A,660V

WER18 series isolating fuse switch mainly suitable for AC50Hz, rated voltage to 660V, rated current up to 630A.

Poles: 3

It can be used in the distribution curcuit of high short-circuit and the motor circuit.

When isolator with isolation knife replace fuse, this switch does not have the short-circuit protection function, only satisifies the rating which this switch stipulated to put through with the minute breaks the ability, makes the line to isolate uses. The switch has the I/O architecture at both ends.