HTXZ Series Resonant System

Suitable for large capacity, high voltage capacitance test and preventive test

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Product Introduction

This device is mainly used for ac withstand voltage test of cross-linked cable, hydraulic generator, main transformer, bus, GIS, etc. It has a wide range of application and is an ideal withstand voltage equipment for local, municipal and count-level high voltage test departments and electric power installation and repair and test engineering units.

The device is mainly composed of frequency conversion control power supply, excitation transformer, reactor, capacitor voltage divider and compensation capacitor (optional).

Product nickname: series resonance, frequency conversion resonance, frequency conversion series resonance, series resonance test equipment, series resonance voltage withstand device, cable voltage withstand series resonance device

Product Parameters

The work environment

Environment temperature -100oC-50oC
Relative humidity ≤90%RH
The altitude ≤1000m

Main technical parameters and functions of the device

Rated Capacity 324kVA
The input power Three-phase 380V voltage, frequency: 50Hz
Rated Voltage 54kV
Rated current 6A
Working frequency 30-300Hz
Device output waveform Sine wave
Waveform distortion rate Output voltage waveform distortion rate ≤1%
Working time Continuous 60min is allowed under rated load; Overvoltage 1.1 times 1 min
Temperature rise Temperature rise ≤65K after continuous operation under rated load for 60min
The quality factor Device Q≥30(f=45Hz)
Protection function Over current, over voltage and flashover protection (see frequency conversion power supply for details)
Accuracy of measurement Effective value of the system is 1.5

Exciter transformer

Rated Capacity 9kVA
The input voltage 0-400V,Single phase
The output voltage 3kV
structure dry type
Weight About 50kg

Variable frequency power supply

Rated output capacity 18kW
Working power supply 380±10%V (three-phase), power frequency
The output voltage 0-400v, single phase
Rated input current 45A
Rated output current 45A
Voltage resolution 0.01kV
Accuracy of voltage measurement 1.5%
Frequency range 30-300Hz
Frequency regulation resolution ≤0.1Hz
Frequency stability 0.1%
Running time Continuous 60min at rated capacity
Noise level ≤50dB

High voltage reactor

Rated Capacity 54kVA
Rated Voltage 27kV
Rated Voltage 2A
inductance 68 H/single section
The quality factor Q≥30(f=45Hz)
structure dry type
Weight About 75kg

Capacitor divider

Rated voltage 60kV
High piezoelectric capacity 2500pF
Dielectric loss tgσ≤0.5%
Voltage division ratio 1000:1
measurement accuracy Valid value of 1.5
Weight About 10kg

1.The appearance of the product is subject to the actual product, and the technical parameters and models are subject to change without prior notice. If there is misappropriation or copying, legal liability will be pursued.

2.For more information aboutWuhan UHV, please enter Product center. Service

Product Characteristics

Product Video

Workshop Site

Wuhan UHV owns a workshop area of 4,500 square meters and employs more than 100 people. The series resonant device is widely used in electric power, metallurgy, petroleum, chemical and other industries. It is suitable for large capacity and high power cables, power transformers, hydroelectric generators, GIS, etc. Handover and preventive testing of voltage capacitive samples.

Product Picture

Product attachment diagram

Product detail map

Product Certificate

Enterprise products in strict accordance with international and national standards and rules of industry production, through the national, provincial and municipal electric power research institute and electric power authorities detection, measuring center, fully passed the ISO9001 international quality management system certification, the licence for manufacturing measuring instruments of the People's Republic of China, GB/T19001-2016 quality management system requirements, GB/T24001-2016 environmental management system requirements, GB/T45001-2020 occupational health and safety management system requirements.

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