Nkọwa dị mkpirikpi:

RCD dabara na ụkpụrụ nke IEC61008, GB16916, VDE 0664 na BS4293,

RCD nwere ike ebipụ sekit mmejọ ozugbo n'oge ihe egwu egwu ma ọ bụ ụwa

ntapu nke ogwe Ya mere ọ dị mma iji zere ihe egwu egwu na ọkụ nke ntapu ụwa kpatara.

RCD dabara adaba maka ojiji n'ụdị osisi na ụlọ ọrụ dị iche iche, ihe owuwu ụlọ,

azụmahịa, ụlọ ọbịa na ezinụlọ, Enwere ike iji ya na sekit ruo otu nkeji 230V, atọ.

Oge 400V 50 ruo 60Hz. RCD adịghị mma maka ojiji na DC pulse system.