HGTS 325KV/100KVA SF6 Gas Insulated Test Transformer

This precision-engineered test transformer combines 325KV capability in a compact 100KVA package, offering exceptional flexibility with dual-voltage operation and advanced safety features for both laboratory and field testing environments.

Core Specifications

• Rated Capacity: 100kVA (compact design)

• Dual Voltage Output: 162.5KV/0.31A (serial) or 325KV/0.31A (parallel)

• LV Configuration: 2×0.6kV windings (83.3A each)

• Impedance Voltage: <12% (low-loss design)

• Partial Discharge: ≤5pC at rated voltage

Dual-Voltage Operation

Serial Connection Mode

• Output: 162.5KV

• Current: 0.31A

• Ideal for precision measurements

• Lower energy consumption

Parallel Connection Mode

• Output: 325KV

• Current: 0.31A

• Maximum voltage capability

• For insulation withstand tests

Performance Characteristics

Advanced Load Cycling Capability

Standard Test Cycles

• 800pF Load: 275KV, 15min on/15min off (8 cycles/day)

• 2000pF Load (High): 275KV, 2min on/15min off (8 cycles/day)

• 2000pF Load (Low): 145KV, 15min on/15min off (8 cycles/day)

Integrated Safety Systems

Current Monitoring

• 5/5 CT supervision on HV terminal

• Real-time earth current monitoring

• Operator protection system

Surge Protection

• 0.6kV surge arrestors on exciting winding

• Designed for repeated discharge tests

Typical Applications

• High-voltage component testing

• Cable and insulator research

• Transformer factory testing

• University high-voltage labs

• Field testing of power equipment

Operational Notes

• Maintain proper cooling between cycles

• Verify SF6 pressure before operation

• Check CT monitoring system functionality

• Follow specified load cycling times