Distribution boxes, cable tray cable tray installation shafts purposes, trough cable tray cable tray installation, tray cable tray, Ladder type cable tray, DJ-type large span cable tray, CABLOFIL mesh cable tray, hot dip galvanized cable bridge, stainless steel cable tray cable tray installation quotation sheet, aluminum cable tray, room alignment bridge, FRP cable tray, CSP alloy plastic cable tray, cable tray installation - Henan InfoQuick bridge voltage electrical equipment Co. grounded one, bridge system should and a reliable electrical connection to ground (only metal tray). 2, while allowing the use of the bridge when the grounding line loop system configuration meets the following requirements. Resistor connected between the ends of the bridge should not exceed 0.00033 ohm, ground hole should clear insulating coating. In 1KV and below the neutral grounding system, the neutral grounding powered devices connected to the system ground. Cut off the power supply is equipped with dynamic loading at Xuan, the long direction of the metal bridge stage cross-sectional area shall not be less than the specified value. 3, the total length of the bridge along the ground lay another trunk, each (including non-linear segment) should be at least a little bridge reliable connection and grounding lines. 4, the vibration places, at the site of the grounding connections shall be equipped with a spring ring. Distribution boxes, cable tray vertical shaft, trough cable tray, tray cable tray, Ladder type cable tray, DJ-type large span cable tray, CABLOFIL mesh cable tray, hot dip galvanized cable trays, stainless steel cable tray, aluminum alloy cable tray, cable tray cable tray room to go where installation information, FRP cable tray, CSP alloy plastic cable tray, cable tray installation - Henan InfoQuick bridge voltage electrical equipment Co. InfoQuick bridge and cable tray systems are smart weak composed of one common life there: whether the hole is actually a fully enclosed tray metal shell, also known trough cable tray. It has an external electromagnetic interference suppression erosion, protective outer hazardous liquids and dust. Energy-hole tray (also known as tray cable bridge), ladder (also called Ladder type cable tray) mostly for the general case. Since the ventilation was good at saving effect. Unshielded cables can also be used to control the required hole tray (also known as tray cable tray) or ladder (also called Ladder type cable tray). Use cable tray installation, cable tray installation, InfoQuick bridge electrical equipment supplied by InfoQuick bridge electrical equipment. If you have any questions about this information or consultation, please contact us now! Our Company Name: Henan InfoQuick bridge voltage electrical equipment Co., Ltd. (www.jtqiaojia.com) Contact: Mr. Wang, or click on "Business League call" direct dialogue with us!