Henan cable tray wholesale | wholesale Henan cable tray where | InfoQuick bridge provided by InfoQuick bridge electrical equipment. Henan InfoQuick bridge voltage electrical equipment Co., Ltd. (www.jtqiaojia.com) is a supplier of high quality Zhengzhou Alliance certified company, has InfoQuick bridge and other brands, has a good reputation, honesty, service-oriented "business alliance clicking on the page Customer Service "icon, we will be happy to serve you! Henan cable tray wholesale distribution box contact, shaft cable trays, slotted cable tray, tray cable tray, Ladder type cable tray, DJ-type large span cable tray, CABLOFIL mesh cable tray, hot dip galvanized cable tray wholesale factory Henan cable tray, stainless steel cable tray, aluminum cable tray, room alignment tray, FRP cable tray, CSP alloy plastic cable tray, cable tray installation - InfoQuick bridge construction and installation of electrical equipment in Henan Co., cable trays, and maintenance Skills 1, bridge height is 50,100 when six holes each connected at each end, a height of 150,200 each connecting hole 12 at each end. 2, support spacing: support spacing should be less than equal to the permissible load and load curve support span. 3, bridge width: When selecting cable tray width, should leave some spare space in order to add cable for the future. 4, separated by laying: When less power and control cables can be installed in the same cable tray, but the middle will have to use partition separating power cables and control cables laid. 5, the cable is fixed: When laying horizontal line bridge connecting bridge between the span should be set at 1/4. The cable is fixed to every level of about 2 meters, perpendicular to the cable about 1.5 meters every fixed it. Distribution boxes, cable tray vertical shaft, trough cable tray, tray cable tray cable tray wholesale Henan, Ladder type cable tray, DJ-type large span cable tray, CABLOFIL mesh cable tray, hot dip galvanized cable trays, stainless steel cable trays, aluminum cable tray, room alignment bridge, FRP cable tray, CSP alloy plastic cable tray, cable tray installation - Henan InfoQuick bridge voltage electrical equipment Co., Ltd.