Te Mārama ki te RCBONgā Wāhi Whakamutu Ara Iahiko ToengaHe Aratohu Whānui
I roto i te mara o te haumaru hiko, ko te RCBO (Residual Current Circuit Breaker with Overcurrent Protection) he wāhanga matua o ngā taputapu hiko hou. Ka whakakotahihia e tēnei taputapu ngā mahi a te taputapu residual current (RCD) me te miniature circuit breaker (MCB) hei whakarato i te parenga takirua mai i ngā hapa whenua me ngā āhuatanga residual current. I roto i tēnei tuhinga, ka tirohia e mātou te mātāpono mahi, ngā painga me ngā tono o ngā residual current breaker RCBO.
He aha te RCBO?
Kua hangaia ngā RCBO hei tiaki i ngā ara iahiko mai i ngā tūponotanga matua e rua: ngā hapa whenua me ngā taumaha rawa. Ko te hapa whenua ko te rere o te iahiko ki te whenua i tētahi ara kāore i te whakaarohia, ka puta ai he ru hiko, he ahi rānei. Ko te taumaha rawa, i tētahi atu ringa, ko te nui rawa o te iahiko e rere ana i roto i tētahi ara iahiko e nui ake ana i te kaha kua whakatauhia o te ara iahiko, ka puta ai he wera nui, ka kino hoki ngā taputapu hiko.
Ka aroturuki tonu te RCBO i te ia e rere ana i roto i te ara iahiko. Mēnā ka kitea he taurite kore i waenga i ngā waea wera me ngā waea kūpapa (e mōhiotia ana ko te ia turuturu), ka motumotu, ka whakatuwhera i te ara iahiko. I taua wā anō, ka motumotu anō hoki te RCBO mēnā ka nui ake te iahiko i te rohe kua whakaritea, kia tiakina ai te ara iahiko mai i ngā momo hapa e rua.
Ngā āhuatanga matua o RCBO
1. Parenga Takirua: Ko te painga matua o te RCBO ko tana whakarato i te parenga iahiko toenga me te parenga iahiko nui i roto i te taputapu kotahi. Mā tēnei ka kore e hiahiatia he RCD me he MCB motuhake, ā, ka māmā ake te pūnaha hiko.
2. Hoahoa Kiato: He iti ake te rahi o ngā RCBO i te whakamahi i ngā taputapu motuhake, ā, he māmā ake te tāuta ki ngā waeine kaihoko me ngā papa tohatoha. He tino whai hua tēnei i ngā taiao noho me ngā taiao arumoni he iti noa te wāhi.
3. Te Whakahekenga Whiriwhiri: He maha ngā RCBO kua hangaia kia taea ai te whakahekenga whiriwhiri, ko te tikanga ko te ara iahiko e pāngia ana anake ka momotu mēnā he hapa. Ka whakarei ake tēnei āhuatanga i te pono o te pūnaha hiko, ā, ka whakaiti i te whakararuraru ki ētahi atu ara iahiko.
4. Te Aromātai Ka Taea te Whakarite: Kei te wātea ngā RCBO i roto i ngā taumata aromātai maha, mai i te 30mA mō te tiaki whaiaro ki te 100mA, 300mA rānei mō te tiaki taputapu. Mā tēnei ngāwari ka taea te whakarite i te tiakitanga ki ngā whakaritenga motuhake o te tāutanga.
Te Whakamahinga o te RCBO
He whānuitia te whakamahinga o te RCBO i roto i ngā momo mahi, tae atu ki:
- Ngā Tāutanga Whare Noho: Ka taea e ngā kaipupuri whare te whai hua mai i te haumaru whakarei ake e whakaratohia ana e ngā RCBO, hei ārai i te ru hiko me te ārai i te kino o ngā taputapu o te whare.
- Ngā Whare Arumoni: I ngā wāhi arumoni, ka taea e ngā RCBO te whakaiti i te mōrearea o ngā aituā hiko, ā, ka āwhina i te whakarite i te haumaru o ngā kaimahi me ngā kiritaki.
- Taiao Ahumahi: I roto i ngā mahi ahumahi, he maha ngā wā ka pāngia ngā taputapu miihini e ngā āhuatanga kino, ā, ka taea e te RCBO te whakarato i te tiaki pono mai i ngā hapa hiko.
I roto i te poto
He taputapu nui te pūwehe hiko toenga RCBO hei whakarite i te haumaru hiko i roto i ngā taiao noho me ngā taiao arumoni. Mā te whakakotahi i te mahi a te RCD me te MCB, ka whakaratohia he tiaki whānui mai i ngā hapa whenua me ngā āhuatanga o te iahiko nui. Mā tōna hoahoa kiato, ōna āheinga takahuri whiriwhiri, me tōna arotautanga whakarerekē, he otinga maha te RCBO mō ngā whakaurunga hiko hou. I a mātou e whakatairanga tonu ana i te haumaru o ā mātou pūnaha hiko, he mea nui te mārama me te whakamahi i ngā taputapu pēnei i te RCBO hei ārai i ngā tūponotanga hiko me te whakarite i te rangimarie o te hinengaro.
Wā tuku: Whiringa-ā-rangi 29-2024