What is conduit? And would you say this definition from NEC Art. 100 is correct? “An enclosed channel designed expressly for holding wires, cables, or busbars, with additional functions as permitted ...
Although engineers and electrical designers recognize the performance advantages of using PVC-coated conduit in corrosive environments, making sure field installers understand and adhere to accepted ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果