[Chai Jin cable tray to recommend the star product - the bridge] Since the building multiple parallel pipelines cross spray fire bridge, space is limited, especially for large office buildings, commercial finance, hotels, stadiums and other buildings, information point intensive, cable In addition to the use of floor laying pipe trenches and walls of the way, but in the shaft and inside the house ceiling cable tray ceiling widely used to provide different direction wiring, weak system of classification of the various cables placed in the tray cloth, the best route location selection and installation according to the requirements and combined pipeline negotiation structures and air conditioning, electrical, etc. to be determined, the cable can not be passive and active cable laying side by side, under limited conditions placement within the same bridge steel fire bridge, during which the metal partition must be divided, leads to flat cable to avoid crossing the bridge across the floor, wall or when joints should be marked on the building plans to leave the position of the corresponding holes and avoid missing until construction When the temporary drilling empty, may hurt civil engineering structures. To prevent electromagnetic radiation interference (EMC), fire bridge in bridge design, should be considered a closed bridge. [Chai Jin cable tray to recommend the star product - Bridge] cable tray installation should pay attention on the cable tray installation Some explanations should be noted: (1) visual inspection of the cable tray into the construction site, should submit the following information products. factory certification, provincial and municipal quality supervision station cable tray sheet thickness periodic inspection report and related technical appraisal documents should meet the requirements. Galvanized cable tray surface coating should be uniform, without over-burning, hanging gray, not galvanized local defects. Electrostatic spray should be smooth, uniform, can not afford to skin, no bubbles, blisters on the bridge itself should be smooth, no distortion, strong electrical fire bridge, wall should be smooth, no glitches bridge weld surface should be uniform, not tainted welding, crack , burn and other defects. [Chai Jin cable tray to recommend the star product - the bridge] 1.7 different voltage cables for different purposes should not be laid in the same layer of cable tray: (1) 1kV and above and below 1kV cables: (2) the same path power to a load of double-circuit cable; (3) emergency lighting and other lighting cables: (4) power, control and telecommunications cables. Fire bridge | Chai Jin cable tray Price (certified) | Hebei fire bridge provided by the Tianjin Chai Jin cable bridge 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.