6.External force damage according to the operation analysis in recent years, especially in haipudong with rapid economic development, a considerable number of cable faults are caused by mechanical damage. For example: the cable laying and installation of non-standard construction, easy to cause mechanical damage; in the direct buried cable to engage in civil construction is also very easy to run the cable damage. Sometimes, if the damage is not serious, it will take several months or even years to lead to the complete breakdown of the damaged part and form a fault. Sometimes, if the damage is serious, the short-circuit fault may occur, which directly affects the safety production of the power consumption unit.
Shanghai Pinji Electronic Technology Co., LTD. is one of the professional wiring equipment enterprises that engage in development, design, manufacturing, sales and service. Products range: junction box series, nylon cable gland series, metal cable gland series, air vent valve series, corrugated conduit series, watertight corrugated tube fitting series, quick connector series, rubber series etc. At present, the company has obtained CE, UL, TUV, IP67 waterproof and other certification certified by EU system. Our products are designed and tested to meet a wide range of applications, even under the most severe conditions.