Proof and Comparative Tracking Index Testing Equipment by UL 746A

Proof and Comparative Tracking Index Testing Equipment Introduction: The tracking indices test equipment is designed according to GB4207 and IEC60112. It is suitable for lighting, low voltage electrical equipment, household appliances, electrical machines, motors, power tools, electronic equipment , electrical instruments. It also applies for insulation, plastic, electrical connectors, accessories industry. Method for the determination of the proof and the comparative