Founded in the late 1970s, Jiangsu Zhongtian Electric Co., Ltd. is a backbone enterprise producing complete sets of electrical equipment and a technological enterprise with product development, manufacturing, marketing and service integration. It mainly produces high- and low-voltage switch cabinets, communication boxes, cable trays, bus ducts, instruments, valves, valves, and other series of product development, manufacturing, marketing and service.
1 Fixed assets
50 Industry experience
Problems of the temperature of the bridge of the transmission line
Due to changes in the ambient temperature, the steel cable tray will expand and contract. The outdoor cable tray is greatly affected by temperature. For example, the maximum ambient temperature is 40 ℃ and the minimum temperature is -20 ℃, then the maximum shrinkage of the cable tray is calculated as follows:
Selection of cable bridge type and variety
1. When the cable network that needs to be shielded from electrical interference or the external protection (such as corrosive liquid, flammable dust, etc.) is required, the (FB) slot type composite anticorrosive shielded cable bridge (with cover )
What is the correct choice for seismic support hangers?
We all know that the main function of longitudinal earthquake support is to mitigate the damage caused by earthquakes. Their seismic fortification strength can reach six to nine levels. There are many brands that can produce longitudinal seismic support for bridges. What kind of anti-seismic support and hanger manufacturers are selected for those in need?
How to fix the pipe support and hanger?
Before installing the pipe gallery support and hanger, you must first design the installation location to ensure that the pipe installation is stable, and ensure the correct use of the pipe gallery support, not only to ensure the uniformity of the force of the pipe gallery support, but also to ensure The correctness of the use, if the pipe is thermally displaced, the pipe corridor bracket can be fixed with a retractor before being fixed.