High-Voltage Insulation Testing Laboratory: 7.2kV-1100kV Test Capabilities

Our state-of-the-art insulation testing laboratory specializes in high-voltage type tests and radio interference voltage measurements for electrical equipment up to 1100kV.

Laboratory Specifications

• Main Test Hall: 60m (L) × 50m (W) × 40m (H)

• Shielding Performance: 80dB attenuation

• Auxiliary Test Chamber: 24m (L) × 12m (W) × 10m (H)

Primary Test Systems

AC Power Frequency Test Systems

• 1600kV System:

• Rating: 1600kV / 2240kVA

• Partial Discharge: <10pC at rated voltage, <3pC at 80% voltage

• 800kV System:

• Rating: 800kV / 800kVA

• Partial Discharge: <10pC at rated voltage, <3pC at 80% voltage

Impulse Voltage Generators

• 4800kV Generator: 720kJ capacity

• 1000kV Generator: 50kJ capacity

Precision Measurement Equipment

• HAEFELY 561 Partial Discharge Detector (Swiss-made)

• TWPD-2E Multi-channel Digital Partial Discharge Analyzer

• ZN3950 Electromagnetic Interference Measurement Receiver

Testing Capabilities

• Insulation type tests for 7.2kV-1100kV equipment

• Radio interference voltage (RIV) measurements

• Partial discharge detection with 3pC sensitivity

• Impulse voltage tests up to 4800kV

Our fully-shielded facility meets international standards for high-voltage testing, providing accurate results with minimal electromagnetic interference.