Future:
1)In accordance with standards of VDE 0664, CEE27 and BS4293 etc.

2)Applying to the circuit of AC 50/60Hz, 240V single phase, 415V three phases and below

3)To mainly prevent eletric fire and personal casualty accident caused by personal electric shock or leakage of electrified wire netting

4)Ccurrent-operted, fast leakage protector of pure electromagnetic type

5)Precise in structure, less elements, without auxiliary power and high working reliablility With CE approval.