135kVA 108kV AC High Voltage Resonant Test System with 30-300Hz Frequency Range for Cable and Transformer Testing

Price Negotiable

Price: Negotiable

MOQ: 1

Delivery Time: 5-20 working days

Brand: GDZX

Product Description

135kVA 108kV AC High Voltage Resonant Test System

Professional AC withstand voltage testing system designed for substation primary equipment up to 550kV, featuring variable-frequency power supply, exciting transformer, reactor, and capacitive voltage divider components.

Key System Features

Rated Voltage Options: 27kV, 54kV, 81kV, 108kV for various cable and substation testing requirements
Working Frequency: 30-300Hz adjustable range
Output Voltage Waveform Distortion: Less than 1.0%
Continuous Operation: 60 minutes under rated conditions
Quality Factor: Q > 30 (at 45Hz)
Output Waveform: Pure sine wave
Input Power: Three phase 380V supply
Measurement Precision: 1.5% system accuracy
Protection Features: Over voltage, over current, zero start protection

System Components

Frequency Conversion Power Supply

Rated Power: 7kW
Input Voltage: Three phase 380V 50Hz
Output Voltage: 0-400V adjustable
Output Frequency: 30-300Hz with 0.1Hz step regulation
Frequency Stability: Less than 0.02%
Output Current: 0-18.75A

High Voltage Reactor (4 Units)

Rated Working Voltage: 27kV
Rated Working Current: 1.25A
Rated Inductance: 100H
Continuous Operation: 60 minutes
Temperature Rise: Less than 65°C
Working Frequency: 30-300Hz

Excitation Transformer

Rated Capacity: 7.5kVA
Input Voltage: 400V
Output Voltage: 1.5/3/6kV
Output Current: 5/2.5/1.25A

Capacitance Divider (1 Unit)

Self Capacitance: 800pF
Rated Voltage: 110kV
Working Frequency: 30-300Hz
Uncertainty: 1.5%

Configuration Testing Capabilities

Test Object	Reactor Configuration	Excitation Transformer Output	Test Voltage
10kV/300mm²/3km Cable	4 sections in series	1.5kV	≤22kV
35kV/300mm² Cable 1km	Two in series two in parallel	3kV	≤52kV
35kV/100MW Power Transformer	Three in series	6kV	≤68kV
10kV Substation	Two in series	1.5kV	≤28kV
35kV Substation	Four in series	6kV	≤100kV