AS/NZS 5000.1 daidaitattun igiyoyi tare da rage ƙasa don amfani a cikin mains, sub-mains da sub-circuits inda aka rufe a cikin magudanar ruwa, binne kai tsaye ko a cikin bututun ƙasa don gine-gine da tsire-tsire masana'antu inda ba a lalata injiniyoyi. Shigarwa mai sassauƙa yana ba da damar binne ƙarƙashin ƙasa kai tsaye, jeri a cikin magudanan ruwa na ƙasa, ko shigarwa a cikin tire na USB. Ya dace da busassun wurare da damshi.