Power supply box

product description DFW □□ -40.5 / 630-20 high-voltage cable distribution box is in stainless steel or steel box into three support insulators made of. Insulator top with a contact bus, feeder cable terminal from the contact bus leads. The insulation distance between the three contact busbars reaches 350mm or more, and the insulation distance between the three contact busbars to ground is more than 350mm. Model Description Use of environmental conditions 1. Ambient temperatur