Other Test Instrument

MV & HV TOV Test System for SPD Testing

The TOV test system is mainly used for SPD TOV test caused by the faults in the medium and high voltage system.

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Instrument Transformer Characteristic Tester

JYH-B instrument transformer characteristic tester can measure the turns ratio, polarity and volt-ampere characteristics of the current transformers and voltage transformers. It has large power regulating transformer, step-up transformer and current-up device inside. The tester is widely used in the routine test of voltage and current transformers.

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Loop Resistance Test Meter

Loop resistance testing meter is suitable for the contact resistance measurement of HV switchgears and circuit breakers. It can also measure the primary resistance of the current transformers.

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About Us

Sanmen Shixuan 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.

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Get In Touch

Company: Sanmen Shixuan Electric Co.,Ltd.
Address: Wu Jian Industrial Park, Jiangdu,Yangzhou, Jiangsu Province, China
Foreign Sales Manager: Lily
Tel.: +86-15801788963
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