Nke a metụtara ngwa eletriki nke Australia, New Zealand wdg. Ọ dabara na nchekwa mmiri nke ngwa eletriki ejiri aka, ihe na-ekpo ọkụ mmiri eletrik, ihe na-ekpo ọkụ mmiri gas siri ike, ihe na-ekpo ọkụ mmiri anyanwụ, ihe na-ekpo ọkụ mmiri eletrik, ihe na-ekpo ọkụ ikuku, ihe na-esi nri osikapa, ihe na-esi nri induction, kọmputa, TV, friji, igwe ịsa ákwà, ihe na-akpọ nkụ ntutu, ígwè eletrik, wdg., ihe na-ekpo ọkụ eletrik dị elu, ihe na-egbutu ahịhịa eletrik,

E ji ihe ASIC na ihe na-egbochi ire ọkụ mee ya, ọ na-enwe ike iguzogide ihe na ntụkwasị obi dị elu. Mgbe mmiri gbapụtara ma ọ bụ mmadụ enweta ọkụ eletrik, ngwaahịa a nwere ike ịkwụsị ike ozugbo, na-echebe ngwa na ndụ mmadụ.

Ọ nwere ọrụ na-anaghị ezo mmiri ma na-anaghị ekpuchi uzuzu, yana ọrụ na-anaghị ekpuchi uzuzu,IP66, a pụrụ ịtụkwasị obi ma sie ike karịa.

Ndị ọrụ nwere ike ịchịkọta eriri n'onwe ha.

Mgbe sekit mepere emepe kpatara mmiri mmiri na-agbapụta, RCD ga-ada.

Nweta asambodo SAA na RCM.