
It is applicable to the mechanical and electrical characteristic testing of various types of vacuum switches, oil switches, SF6 switches, disconnectors and GIS combined electrical apparatus at home and abroad.

This instrument adopts high-frequency high-power constant current switching power supply technology and can measure contact resistance at the micro-ohm level. It is widely applicable to the measurement of contact resistance, loop resistance of various switches and electrical appliances, as well as contact resistance of cables, wires and welds.
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