HET 200kVA/40kV Exciter Transformer - Dual Winding High Voltage Test Solution

Technical Specifications

Key Features

Advanced Electrical Design

• Dual winding configuration for 40kV output

• Wide frequency operation (30-300Hz)

• Electrostatic shielding between windings

• Optimized voltage distribution design

Robust Construction

• Copper lead wire windings

• Compound insulation tube skeleton

• Balanced top/bottom winding areas

• Iron coil shielding technology

Operational Performance

• 60-minute continuous operation at rated capacity

• Temperature limits: 65°C (windings), 55°C (oil)

• Low noise operation (≤60dB)

• Low impedance (≤5%)

Design Advantages

1. Precision capacitance grading for uniform voltage distribution

2. Turn-to-turn insulation layers prevent flashover

3. Electrostatic compensation for initial voltage stability

4. Partial discharge reduction technology

Safety & Reliability

• 25# transformer oil cooling (Class A heat resistance)

• Protection against external potential surges

• Main and minor insulation safeguards

• Designed for stable long-term operation

Typical Applications

• Extra-high voltage equipment testing

• Power transformer manufacturing tests

• Cable and capacitor withstand testing

• High-voltage research laboratories

The HET 200kVA/40kV exciter transformer combines dual-winding technology with advanced insulation design to deliver reliable high-voltage testing capabilities up to 40kV, making it ideal for demanding industrial and laboratory applications.