1. Overload maintenance failure: The circuit breaker should be tripped for maintenance when the current exceeds the rated current, but sometimes the overload maintenance failure may be due to some reasons. This may be due to incorrect overload maintenance settings, long overload periods, thermal aging due to successive overloads, etc. 2 ...

It should be basically stored in the plate, the problem is that the plate with a fully enclosed structure is large in size, takes up a lot of space, and the cost is higher. This can be done by: (1) The planning of the disc should be based on the heat dissipation required by the actual device; (2) Profit ...

MiCOM P5 Series Intelligent Relay Protection Device P5 Series New Products: P5T30 Schneider Electric Powerlogic P5 Series Transformer Differential Protection New Product P5T30 improves the gap in the differential protection of motor generators in the P5 series, making the P5 series more widely applicable. In appearance, mechanical ...