HTRS 120kV/1200kVA Resonant Reactor for High Voltage Testing Applications

The HTRS series tank-type single-phase resonant reactor represents advanced technology in high voltage testing equipment, designed for precision testing applications up to 120kV with 1200kVA capacity. This industrial-grade solution meets rigorous standards for power frequency withstand testing and partial discharge measurement.

Core Technical Specifications

Advanced Design Features

Precision Engineering

• Iron coil structure with adjustable open coil gaps

• Dual epoxy tube construction

• Stainless steel brackets to minimize eddy current losses

• Thermally compensated design for oil expansion/contraction

Performance Characteristics

• Waveform deviation ≤1%

• Noise level ≤75dB

• Linearity: 10%-100% reactance with ±1% error

• ONAN (Oil Natural Air Natural) cooling method

Durability & Safety Standards

Structural Integrity

• Tank-type housing with terminal flanges

• Withstands 20kPa atmosphere sealing test (zero leakage)

• Aircraft-grade acrylate sealing rings (oil-resistant)

• 1Ni18T9 non-magnetic stainless steel components

Operational Safety

• 110% rated current for 300s without thermal damage

• 110% overvoltage withstand for 60s without insulation failure

• Temperature limits: Winding ≤65K, Oil ≤55K rise

• Duty cycle: 1 hour ON / 3 hours OFF (6 cycles/day max)

Typical Applications

This resonant reactor is ideal for:

1. Cable withstand voltage testing (up to 120kV class)

2. Gas-insulated switchgear (GIS) testing

3. Transformer and reactor factory tests

4. High voltage capacitor testing

5. Precision partial discharge measurement systems

The HTRS 120kV/1200kVA resonant reactor combines robust construction with precision measurement capabilities, featuring advanced noise reduction through its double lead screw design and non-magnetic stainless steel components. Its modular tank-type design ensures reliable performance in demanding high voltage test environments.