Secondary circuit protection device to test equipment (Total 8 Products)

Gas (gas) pressure release valve automatically relay tester

HVLC--8/8QYG

This tester is realized gas relay velocity, volume, seal test and pressure relief valves open and close inspection items, such as stress, fully automa

2018-02-08

power differential relay test

HVCGB

With stable performance ,complete functions ,easily-operating and durability for aluminum alloy-made chassis

2018-02-08

More use of calibrator (Meter scene calibrator)

HVDS

measuring the single-phase, biphase and three -lines, three-phase and four lines electric energy and power

2018-02-08

Three-phase single-phase electronic phase shifters

HVYX

With high accuracy of phase-shifter regulation, accuracy of reading and regulable output voltage

2018-02-08

Microcomputer-Typed Detector of Anti-distributed Capacitive Type Direct current Grounding

HVZJ3

With continuous improvement of 20 years, it keeps the advanced technology and creates the domestic origination.

2018-02-08

(6-phase of voltage 6-phase of current )Computer relay tester

HVWJC-6

(6-phase of current, 6-phase of voltage) computer system installed relay tester

2018-02-08

Computer relay tester HVWJ

HVWJC

As the latest star of relay protection product with high-technology, multifunction, good performance, high automatic operation,

2018-02-08

Comprehensive test instrument relay

HVJBC

With easy-operation and stable performance features, it has every normal tests for relays,

2018-02-08