Arc chamber for mcb XMCBE with red vulcanized fibre paper
The general arc chamber structure design : the arc chamber of the circuit breaker are mostly designed in grid arc extinguishing mode. The grid is made of with 10# steel plate or Q235. To avoid rust the plate can be coated with copper or zinc, some are nickel plating. The size of the grid and the grid in the arc is: the thickness of the grid (iron plate) is 1.5~2mm, the gap between the grids (interval) is 2~3mm, and the number of grids is 10~13.