Yangzhou Derui Electrical Technology Series-parallel frequency conversion resonant test device Power frequency AC/DC test transformer Triple frequency generator AC/DC digital voltage divider DC high voltage generator Water-cooled generator DC high voltage test device Transformer operating wave tester Ultra-low frequency generator Partial discharge detector Tuned inductive series resonant device Microcomputer relay protection test system Relay protection synchronization device tester Microcomputer relay protection calibrator Thermal relay tester High current generator Transformer comprehensive test bench Variable frequency anti-dielectric loss tester DC resistance tester Fully automatic transformation ratio tester Transformer on-load tap changer tester Transformer capacity and no-load loss tester Intelligent analog circuit breaker Transformer electrical parameter tester Transformer loss and line parameter comprehensive tester Transformer winding deformation tester Capacitance current tester Fully automatic capacitance bridge tester Fully automatic capacitance and inductance tester Multi-channel vector analyzer DC system grounding fault tester Electrical three-meter tester Circuit breaker tester High voltage switch mechanical characteristic tester Vacuum degree tester DC circuit breaker protection characteristic tester Loop resistance tester Digital high voltage insulation resistance tester Digital megohmmeter Pointer type high voltage insulation resistance tester Water-cooled generator insulation tester Intelligent micro water meter Gas density relay calibrator Gas leakage quantitative alarm system Decomposition product tester Gas recovery device Gas vacuum and inflation device Electronic leak detector Gas leakage quantitative detection Variable frequency grounding characteristic test system Large ground grid grounding resistance tester Clamp grounding resistance meter Grounding wire group DC resistance tester Digital grounding resistance tester Digital double clamp phase volt-ampere meter Phase sequence meter Three-phase power parameter tester Insulating oil dielectric strength automatic tester Mining stray current tester Transformer oil dielectric loss tester Closed cup flash point tester Portable micro oil filter Vacuum oil filter Automatic temperature control oven Turbine oil special oil filter Lubricating oil special oil filter Zinc oxide arrester tester Zinc oxide arrester DC high voltage tester Zinc oxide arrester DC parameter tester Pocket lightning counter tester Battery constant current discharge load tester Cable fault tester Cable identifier Fully automatic temperature control cable numbering machine Fully automatic cable heat repairer Insulation resistance detector Cable height meter Transmission line power frequency parameter tester Phase detector (instrument) Generator rotor AC impedance tester Noise analyzer Vibration meter Multifunctional tachometer Salt density tester Power safety tools mechanical performance tester Insulating boots, gloves testing machine Fully computerized electrostatic heavy standard force testing machine Power safety tool cabinet Infrared thermometer Bearing heater Special test accessories Test clamp · alarm watch Shanghai Guanchun Electrical Technology Co., Ltd. is a high-tech enterprise specializing in the development, research, production, sales, and technical services of test equipment for the power system. The quality of the company's products has reached the level of similar products at home and abroad. The company has gathered a group of engineers with rich production experience, people-oriented, scientific management, creating a brand, with advanced testing equipment, independently developed high-voltage, ultra-high-voltage test equipment and instruments, filling some gaps in domestic high-voltage test instruments. Solid theoretical foundation, rich practical experience, strict process management, and perfect after-sales service. Stand invincible in the fierce competition in the high-tech field. The performance of products shown in strict testing and application is deeply favored by users at home and abroad. The company adheres to the corporate philosophy of quality, user first, innovation, and pursuit, committed to meeting the needs of power users. Through unremitting efforts, we have won the trust and support of many power users with high-quality innovative products, strict quality management, and perfect after-sales service. It is very fast to get to Shanghai South Railway Station TAIX.