JXF660 series Residual current breaker (without over-current protection) is suitable for the line of AC 50/60Hz,voltage

240V(2pole)/415V(4pole),rated current up to 100A.When there is human electricity shock or if the leakage current of the

line exceeds the prescribed value, it will cut off the power rapidly to protect human safety and prevent the accident due to

the current leakage.It can be used as infrequent changeover of the line in normal situation. It is applicable to industrial area,

commercial area, tall building and civil house.It complies with standard IEC/EN61008.1 and GB16916.1