HET 100kVA High-Voltage Exciter Transformer

Ultra-High Voltage Testing Solution

This 100kVA single-phase exciter transformer delivers exceptional 33.3kV output capability with dual-input configuration for demanding industrial testing environments.

Electrical Specifications

Key Features

• Ultra-high 33.3kV output capability

• Dual 0.38kV input configuration

• 33.3kV corona-free operation

• Industrial-grade construction

• ONAN cooling system

Technical Specifications

Insulation System

• 1.2× rated voltage withstand (1 minute)

• Cylinder winding design

• Electrostatic shielding

• Compound insulation tube

Structural Design

• Heavy-duty steel enclosure

• Wheel-mounted for mobility

• Shell-type oil tank with conservator

• Fiber glass HV bushings with corona rings

Advanced Protection System

1. Electrical Protection

• Piezoresistors on all HV outputs

• Zinc oxide arresters for grounding

• Isovolumetric capacitance core

2. Safety Features

• Flashover protection

• Main and minor insulation protection

• Working cycle matched to reactor

Performance Characteristics

Industrial Applications

• Ultra-high voltage cable testing

• Power transformer testing

• GIS (Gas Insulated Switchgear) testing

• High-voltage component verification

• Electrical research laboratories

Quality Assurance

• Precision voltage distribution design

• Balanced top/bottom capacitance

• Electrostatic shield compensation

• Iron core shielding

The HET 100kVA exciter transformer sets new standards for ultra-high voltage testing with its 33.3kV output capability and industrial-grade reliability, making it ideal for the most demanding electrical testing applications.