Kedu ihe dị iche n'etiti RCBO na RCCB?
A RCBO (nke na-emebi sekit nke dị ugbu a nwere nchekwa na-adị ugbu a)bụ ngwaọrụ nchekwa eletrik na-ejikọta ọrụ nke RCD (Ngwaọrụ Residual Current) nke na-achọpụta ọwa mmiri na-agbapụta ụwa na MCB (Obere Circuit Breaker) nke na-echebe megide ibufe ibu na sekit dị mkpụmkpụ.
A RCCB (Ihe mgbawa sekit dị ugbu a) bụ ngwaọrụ eletrịkị nke na-ebipụ ike mgbe ọ chọpụtara na mmiri na-agbapụta ugbu a.
RCBO vs. RCCB:
Ịhọrọ nke RCBO (Onye na-emebi ihe fọdụrụ ugbu a na ihe karịrị ya)naRCCB (Ihe mgbawa sekit dị ugbu a)dabere na ihe nchekwa chọrọ na ụdị sekit.
| Njirimara | RCBO | RCCB |
| Nchekwa ntapu ụwa | Ee | Ee |
| Nchekwa oke ibu | Ee | Mba |
| Nchekwa sekit dị mkpụmkpụ | Ee | Mba |
| Eji naanị ya | Ee | Achọrọ MCB |
| Egopụtara ihe fọdụrụ na-arụ ọrụ ugbu a | 10mA-300mA | 10mA-300mA |
Mmechi:
RCBO bụ nchekwa agbakwunyere niile n'ime otu iji kwalite nchekwa. Ọ nwere ike dochie MCB ozugbo na-enweghị mgbakwunye ngwaọrụ achọrọ. RCCB bụ maka nchebe panel eletrik nke a ga-etinyerịrị na MCB. Ma RCBO na RCCB kwesịrị ịnwale kwa ọnwa - pịa bọtịnụ 'T' ka ịlele ọrụ njem iji hụ na nchekwa.















