[Chai Jin cable tray to recommend the star product - bridge] at 1KV and below neutral grounding cable tray systems, neutral grounding powered devices connected to the system ground. Air-powered equipment is automatically turned off at Villa, the long direction of the metal bridge level cross-sectional area shall not be less than the specified value. 3, along the full length of the bridge lay another cable tray grounding line brand, each (including non-linear segment) should be at least a little bridge a reliable connection with the grounding line. 4. How much money for vibration place cable bridge, the connection should be installed at the site of ground coils. [Chai Jin cable tray to recommend the star product - the bridge] 4, the other installation (1) cable tray from outside into the building, bridge outward slope of not less than 1/100. (2) when the cable tray and electrical equipment crossover, the spacing between them is not less than 0.5m. (3) two cable tray laid in parallel at the same height, spacing between them is not less than 0.6m. [Chai Jin cable tray to recommend the star product - bridge] install cable tray installation, refer to the standard issued by China Architecture Design & Research JSJT-121 National General Building Standard Design - Electrical equipment standards Atlas "cable tray installation" 04D701 -3. Eight, design requirements 1, the bridge system path floorplan; 2, a cross sectional view about the bridge system. 3, corrosion-resistant materials used in the system tray and the required straight, elbow, schedules branch (hanging) the size and number of racks and the necessary instructions, connecting plate and screws, protective caps according to the above requirements fully serviced by the manufacturer. 4, there is a non-standard technical description or illustration special requirements. 5, within the scope of a limited budget, the design needs to meet the safety requirements. Cable tray type _ famous bridge manufacturers Chai Jin (certified) _ Hebei cable tray cable tray provided by the Tianjin Chai Jin Limited. Chai Jin Tianjin cable bridge Limited (www.tjcjdlqj.com) is Tianjin, metal building materials leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Chai Jin leader in cable tray with the staff warmly welcome all inquiries negotiations to create Chai Jin cable tray a better future.