He iti te rahi o ngā kaiwawao ara iahiko iti o te raupapa C50, he māmā, he hou te hanganga, ā, he tino pai te mahi. Ka whakanohoia ēnei ki roto i te papa tohatoha whakamārama, ā, ka whakamahia i roto i ngā whare manuhiri, i ngā poraka whare, i ngā whare teitei, i ngā tapawhā, i ngā taunga rererangi, i ngā teihana tereina, i ngā tipu me ngā umanga me ētahi atu, i roto i ngā ara iahiko AC 240V pou kotahi) tae atu ki te 415V (3 pou) 50Hz hei tiaki i te taumaha o te ara iahiko poto me te whakawhiti ara iahiko i roto i te pūnaha rama. Ko te kaha pakaru he 3KA.
E tutuki ana ngā taonga i ngā paerewa BS&NEMA.
| Tau pou | Iahiko kua whakatauria (A) | Ngaohiko kua whakatauria (V) | Te hanga me te pakaru i whakatauhia kaha (KA) | Tautuhinga te pāmahana tiaki | |
| BS | NEMA | ||||
| 1P | 6,10.15 | AC12 | 5 | 40℃ | |
| 20,30.40 | AC120/240 | 3 | 5 | ||
| 50.60 | AC240/415 | ||||
| 2P | 6,10.15 | AC120/240 | 3 | 40℃ | |
| 20.30,40 | AC240/415 | 3 | 5 | ||
| 3P | 50,60 | AC240/415 | |||
Ina whakamahia ki ngā papa tohatoha crabtree me ngā waeine kaihoko, ka whakairihia ngā polestar me ngā MCB C50 ki runga i ngā reera i hangaia motuhake hei ngāwari ake te tāutanga. He pai hoki ngā MCB polestar mō te whakamahi i roto i ngā panera i hangaia kia rite ki te hiahia, me whakairi ki runga i te reera potae 35mm paerewa ki te BS5584:
1978 EN50022 e whakarato ana i tētahi whakaaturanga i roto i te paerewa 70mm.