Three-phase Thermal Relay Tester

https://www.mktester.com/relay-protection-tester/three-phase-thermal-relay-tester.html

Three-phase thermal relay tester is mainly used for setting and calibration of various thermal relays and motor protection devices. Because of its reasonable design convenient operation and high output power it is widely used in electric test sites of power system railway petrochemical metallurgical and mining enterprises.The instrument is small in size and easy to carry. It can detect, set and accept various protective electrical appliances such as circuit breakers, semiconductor circuit breakers, thermal relays, and electronic motor protectors in the laboratory and mobile sites. It is suitable for small workshop sites.