Nga pouaka whakaata-aukapuka-tohu, I hangaia tuatahi mo nga piriti me nga waea peka, He mea nui i roto i nga horopaki e whai kiko ana te roa o te waea hiko. Hei tauira, ina hono ana nga paipa piauau e toru, he pouaka bhc-g3 / 4-b toru-ara te pouaka whakaata-a-ringa e tika ana.
He rereke, BREPTION-PROVING BOURCT LOVET BOLDED BUSTRAL poraka poraka hei pupuri me te tohatoha i nga raina hiko. Unlike conduit boxes, which are typically empty, junction boxes are equipped with functional components.
The conduit boxes fall under the Exe te whakanui ake i te haumaru momo, while junction boxes are categorized as Exd flameproof type. Despite both being 6-section specifications, they differ in weight and structural design.