Welded: it has the advantage of easy to process, solid and reliable; drawback is error, deformation, difficult to adjust, less beautiful, but generally can not pre-plating the workpiece. In addition, the welding clip has certain requirements: ① rigid, not affected by the deformation of the workpiece; ② workpiece dimensions slightly larger than the nominal size distribution box parameters, can offset the contraction after welding effect; ③ flat, simple, easy to operate, as far as possible rotating mechanism can reduce distribution box, avoid card damage; ④ to prevent erosion and welding distribution box for easy access to adjust how to sell, you want to choose a good workpiece support, plus home support but also eclipse the pad solder High Voltage Switchgear "Five Anti "vacuum circuit breaker inside the car 1. High Voltage Switchgear closing position after the test, the car can not enter the work breaker position. (To prevent closing with load) 2. The high voltage switchgear within the switchgear ground knife in close position, the car can not enter the circuit breaker closing. (With a ground wire to prevent closing) distribution box how to sell | Tianchang instrument linked instrument (certified) | distribution boxes provided by the United Instrument Sales Co., Ltd. Tianchang instrument. Instrument Sales Co., Ltd. Tianchang instrument Union (www.ylybxs.com) (www.ylybxs.com) is Chuzhou, temperature instrumentation leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum to meet customer needs. Tianchang instrument linked instruments in leadership with the staff warmly welcome all inquiries negotiations to create Tianchang instrument linked instruments better future.