[Chai Jin cable tray to recommend the star product - bridge] bridge fire fire protection zones, you must use steel or non-flammable, fire-retardant materials. I produced a series of cable tray are BJⅢ fire bridge. V. Ground 1, the bridge system should have a reliable electrical connection and ground (only metal tray). 2, while allowing the use of the bridge when the grounding line loop system configuration meets the following requirements. The connection resistance between the ends of the bridge should not exceed 0.00033 ohms, grounding hole should remove the insulation coating. [Chai Jin cable tray to recommend the star product - the bridge] to determine the bridge's width: according to the number of spacing of laying cable, cable diameter and the cable to determine the length of cable bridge models, specifications, cable bridge shelf, bracket arm cable tray manufacturers, the length of the pillars of the pitch, the bridge width and number of layers. (4) Determine the installation: setting conditions determined by the place of fixation bridge and choose suspended, upright, sidewall, or hybrid, fittings and fasteners are generally supporting the supply of cable tray prices, In addition, the bridge structure is selected according to the respective covers off. (5) draw cable tray level, sections, local site map should be drawn, Shijiazhuang cable bridge, provision of materials. [Chai Jin cable tray to recommend the star product - bridge] bridge fire fire protection zones, you must use steel or non-flammable, fire-retardant materials. I produced a series of cable tray are BJⅢ fire bridge. V. Ground 1, the bridge system should have a reliable electrical connection and ground (only metal tray). 2, while allowing the use of the bridge when the grounding line loop system configuration meets the following requirements. The connection resistance between the ends of the bridge should not exceed 0.00033 ohms, grounding hole should remove the insulation coating. Shijiazhuang cable bridge, integrity manufacturers of cable tray, cable tray quotes provided by Chai Jin Tianjin Cable Bridge Company. Shijiazhuang cable bridge, integrity manufacturers of cable tray, cable tray offer is Chai Jin Tianjin cable bridge Limited (www.tjcjdlqj.com) this year introduced a new upgrade, the above picture is for reference only, please call the telephone or pictures on this page obtain the latest information, contact: Chai Guan Yu.