220V 380V Power Frequency Withstand Voltage Tester , High Voltage AC Hipot Tester

The Power Frequency Withstand Voltage Test Set is an advanced high voltage testing system designed for AC withstand voltage testing of electrical equipment insulation performance. It is widely used in power utilities, transformer manufacturers, electrical laboratories, and maintenance departments for testing transformers, cables, GIS, switchgear, insulators, bushings, and other high voltage equipment.

The system adopts power frequency AC voltage output technology to simulate actual operating conditions and verify whether the insulation system can safely withstand specified test voltage without breakdown or excessive leakage current.

With high accuracy measurement, reliable protection functions, and easy operation, this AC Hipot Test Equipment provides an efficient solution for factory inspection, commissioning testing, and preventive maintenance of electrical equipment.

• AC power frequency withstand voltage test
• Insulation strength verification test
• Leakage current measurement
• Voltage withstand time setting
• Automatic protection against overvoltage and overcurrent
• Transformer insulation performance evaluation
• Cable and switchgear dielectric strength testing

• Power transformers
• Distribution transformers
• High voltage cables
• GIS equipment
• Circuit breakers
• Switchgear
• Insulators
• CT/PT equipment
• Electrical components