Brife Introduction

San Men Xian Shi Xuan Electric Co., Ltd (HVGrand is our logo) is a professional provider of high voltage test facilities and test solutions for the testing of MV & HV electrical products, such as insulators, bushings, transformers, cables, surge arresters, SPD, switchgears, disconnectors, etc. Our factory covers an area of 6000 square meters, we have 45 staff with professional staff and senior engineers included.

We are specialized in manufacturing different kinds of HV test equipment, such as HV DC generators, impulse voltage generators, impulse current generators, combination wave generator, surge generator, thermal stability tester, PD free AC test systems, HV compensating reactors, AC resonant systems, heat cycle test equipment, voltage divider, impulse capacitors,cable testing systems, control and measurement systems, etc.

We have supplied our products to the domestic and international customers, such as Siemens, ABB, Toshiba, Sediver USA, Sediver France (SEVES), Koncar Croatia, Elopar Turkey, LNE France, Hyundai, Toscano Spain, CG India, Alstom, Areva, TBEA, Tianwei Group, XD group, etc. Our products have won great praise from our customers.

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