Industry standard DL/T 845.4-2004 "Technical conditions for resistance measuring devices - Part 4: Loop resistance tester" Suitable for high-precision measurement of high and low voltage switch contact (circuit) resistance and cable line DC resistance values, and also applicable to other occasions that require high current and micro resistance measurement. The instrument operation panel adopts ergonomic design, conforms to operating habits, uses high-frequency switching power supply and digital circuit technology, and is suitable for measuring the circuit resistance of switch control equipment. The test current adopts the national standard recommended DC 100A. The circuit resistance can be...

Industry standard DL/T 845.4-2004 "Technical conditions for resistance measuring devices - Part 4: Loop resistance tester" Suitable for high-precision measurement of high and low voltage switch contact (circuit) resistance and cable line DC resistance values, and also applicable to other occasions that require high current and micro resistance measurement. The instrument operation panel adopts ergonomic design, conforms to operating habits, uses high-frequency switching power supply and digital circuit technology, and is suitable for measuring the circuit resistance of switch control equipment. The test current adopts the national standard recommended DC 100A. The circuit resistance can be...

Suitable for SF6 switches, GIS combination devices, vacuum switches, and oil switches with all types of metal contacts produced domestically and internationally.   FEATURES 1. Adopting an industrial computer architecture, it is suitable for SF6 switches, GIS composite electrical appliances, vacuum switches, oil switches, column switches, contactors, and other types of metal contacts produced domestically and internationally. 2. Sensors: Acceleration speed sensor, rotation speed sensor, and linear travel sensor are installed very conveniently and simply. Display parameters such as three-phase speed, stroke, opening distance, and overtravel. 3. Trigger methods: internal trigger, external trigger, sensor trigger, and...