The RCD is in conform with the standards of IEC1008,GB1691,and BS 4293 The RCD can cut of the fault circuit immediately on the shock hazard or earth leakage of trunk,Thus it is suitable to aviod the shock and fire caused by earth leakage.
The RCD is mainly suitable for use in variety of plants and enterprises,construction ,commerce,guesthouses and families .It can be used in circuit single phase 230V,three phase 400V 50 to 60Hz.RCD is not suitable for use DC pulse system.