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A Leading Global Manufacturer of Cable Systems

Power Switchgear

ZTT power switchgear is a kind of electrical equipment, mainly used in power systems for power generation, transmission, distribution and power conversion process, with the function of open and close, control and protection of electrical equipment. From low voltage to medium and high voltage, ZTT product covers in power plants, substations, petrochemical, metallurgy rolling, textile, industrial enterprises and residential areas, high-rise buildings and other various occasions to provide the best quality products and services.


Design & Construction

Switchgear consist of the cabinet and various types of electrical device and the device usually included circuit breakers, ammeter, voltmeter, transformer, meter, etc. Our products cover low-voltage, medium voltage, high voltage and mainly include AC metal armored switchgear, prefabricated substation, ZTMNS, GGD, GCS, distribution box, CPSVC, circuit breakers, etc.

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Reference Standards

Products strictly comply with the international standards of IEC series (such as IEC 61439, IEC 60529, IEC 62271 etc.) and providing quality products from the structure design, electrical layout, manufacturing and product testing.

Types & Purposes

  • Low-voltage switchgear and controlgear assemblies acc. to IEC 61439 std.

    -Centralized control of the distribution center/ transformer substation of industrial and mining enterprises, power plants, petroleum, chemical, textile and other industries and distribution system of high - rise buildings.

  • High-voltage switchgear and controlgear acc. to IEC 62271, IEC 298, IEC60694, std.

    -Mainly used in power plants, distribution of enterprises and enterprises, feeding and accepting of secondary substation of power system and large-scale motor start-up, etc. Achieve control, protection, real-time monitoring and measurement purposes, with a perfect “Five Protection” function.


ZTT has a complete industrial chain of copper tinned line, imported Maillefer three-layer co-extrusion machine, irradiation Center, etc. We design and manufacture the cable as per client’s project requirement and international standard. We also have modern management mode to ensure the price advantage of our products and have received certifications of ISO9001, ISO14001 and OHSAS18001.


ZTT products have already covered the entire Chinese market with large market share. Meanwhile our products have also output to many countries and regions, such as Philippines, Singapore, Taiwan, Croatia, Myanmar and so on. Especially, ZTT has been appraised by ABS, BV, CCS, DNV·GL, KR, LR, NK, RINA and RS so far.

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