Feeders and motor control circuits for all users shall be run in above ground cable tray, with galvanized conduit for drops from the cable tray to the field device.

• 所有电力用户的馈电线路和电动机控制线路都应在架高的电缆桥架上走线，从电缆桥架上到现场装置的引入线应采用镀锌导管。