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	Contact Resistance Testing	This kind of Contact Resistance Tester has been designed to check and measure ultra low electrical resistance in power circuit breaker contacts, bus bar joints, fuses, cable splices, welding joints and to test electrical grounding connections.
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	AC Vacuum Interrupter Dielectric Testing	This kind of AC Vacuum Interrupter Dielectric Testing has been designed specifically for testing vacuum interrupters in accordance with ANSI / IEEE C37.60. The test set provides up to 55 kV, with respect to ground, at test currents up to 10 mA.
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	Vacuum Interrupter Test Set (Gas pressure inside)	This kind of Vacuum Interrupter Test Set(gas pressure inside) adopts the advanced technology of discharging that control by magnetism, and use advanced one-chip computer technology, and use the professional excitation coil designed, so the measure precision high, digital display, operate simple, use and safeguard are convenient, it’s detection procedure for only about 20 seconds.
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