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.