Wuhan Huatian Power Automation Co., Ltd
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ZGF series water-cooled DC high-voltage generator
Reliable overvoltage, overcurrent, and zero position closing protection function with 0.75 times output voltage indication accuracy
Product details

Product IntroductionProduct Introduction

The design and manufacturing of a 60kV/200mA water-cooled DC high-voltage generator is specifically designed for leakage current and DC withstand voltage testing of water-cooled generators. The guiding principles for the design and manufacturing are as follows:

1. Due to the large conducted current in the windings of large water-cooled generators, it varies from 20-150mA under test voltage. If there is no DC high-voltage generator with sufficient capacity, it is impossible to boost the voltage.

2. At present, the output current of domestic DC high-voltage testers is generally within 10mA, and high-voltage generators with an output current of 200mA are considered blank.

3. For general high-voltage electrical equipment, DC testing can detect insulation penetration defects, while for motors, it can detect local insulation defects (insulation at the end of the stator coil), which cannot be replaced by other tests.

4. In order to accurately measure the leakage current of the water-cooled generator set, the 60kV/200mA series water-cooled DC high-voltage generator is specially designed with compensation circuits for various interference currents. During the test, the interference of stray currents and polarization potential of the water collection pipe can be completely eliminated, and the current of the test sample can be truly measured.

The 60kV/200mA series water-cooled DC high-voltage generator adopts an intermediate frequency voltage doubling circuit. Apply new PWM pulse width modulation technology and high-power IGBT devices. And according to the theory of electromagnetic compatibility, special shielding, isolation, and grounding measures are adopted. The water-cooled DC high-voltage generator has achieved high quality, portability, and the ability to withstand rated voltage discharge without damage.

Product nickname: High Voltage Generator, High Voltage Generator, Medium Frequency DC High Voltage Generator

Product parametersProduct Parameters

Technical Parameter

Specification (kV/mA) 60/200 60/300 80/200 80/300 90/200 90/300
Output voltage (kV) 60 60 80 80 90 90
Output current (mA) 200 300 200 300 200 300
Output power (W) 12000 18000 16000 24000 18000 27000
Voltage measurement error ≤ 1.0% ± 2 words
Current measurement error ≤ 1.0% ± 2 words
Overvoltage setting error ≤1.0%
ripple factor ≤3.0%
voltage stability ≤1.0%
supply voltage AC380V (three-phase four wire)
Chassis weight 25.0kg 25.0kg
Double pressure weight 65.0kg 70.0kg
Note:

1. The appearance of the product is subject to the actual product. Technical parameters and models are subject to change without prior notice. If there is any act of theft or copying, legal responsibility will be pursued.

2. To learn more about Huatian products, please enter the product center. Service Hotline: 400-8855-448

Product FeaturesProduct Characteristics

  • 1. DC high voltage generator has low ripple coefficient, stable and reliable voltage output, no noise, and good reliability

  • 2. Equipped with overvoltage, overcurrent, zero voltage starting and fault protection functions, the voltage protection value can be set and displayed intuitively

  • 3. Voltage and current are displayed digitally, and there are readings when the power is turned on, making it easy to monitor the output status

  • 4. Equipped with 0.75 times voltage conversion, convenient for testing zinc oxide lightning arresters

  • 5. The product has a compact structure, small size, and is easy to carry

Product AtlasProduct Picture

Product Attachment Diagram

ZGF系列水内冷直流高压发生器中频输出线

Intermediate frequency output line

ZGF系列水内冷直流高压发生器电源线

power line

ZGF系列水内冷直流高压发生器接地线

ground wire

ZGF系列水内冷直流高压发生器汇水管取样线

Sampling line

ZGF系列水内冷直流高压发生器汇水管取样线

Sampling line

ZGF系列水内冷直流高压发生器放电棒

discharging rod

ZGF系列水内冷直流高压发生器接地线

ground wire

ZGF系列水内冷直流高压发生器电流表信号线

Ampere meter signal line

Instruction manual, inspection certificate, certificate of conformity

Product detail diagram

ZGF系列水内冷直流高压发生器控制箱

control box

ZGF系列水内冷直流高压发生器控制箱正面

Front of control box

ZGF系列水内冷直流高压发生器控制箱面板

Control box panel

ZGF系列水内冷直流高压发生器倍压筒

Double pressure cylinder

ZGF系列水内冷直流高压发生器控制箱电压调节旋钮

Voltage adjustment knob

ZGF系列水内冷直流高压发生器控制箱控制开关

switch

ZGF系列水内冷直流高压发生器控制箱接地孔

grounding post

ZGF系列水内冷直流高压发生器控制箱功能按键

function keys

ZGF系列水内冷直流高压发生器控制箱显示屏

display

ZGF系列水内冷直流高压发生器测量端子航插头

Measurement terminal aviation plug

ZGF系列水内冷直流高压发生器空气开关

Air Switch

ZGF系列水内冷直流高压发生器泄露测量开关

Leakage measurement switch

ZGF系列水内冷直流高压发生器电源插座

outlet

ZGF系列水内冷直流高压发生器控制箱背面

Back of control box

ZGF系列水内冷直流高压发生器外箱

Outer box

product certificateProduct Certificate

Our company's products are strictly produced in accordance with international and national standards and industry regulations. They have passed the testing of national, provincial, and municipal power research institutes, measurement centers, and authoritative power departments, and have fully passed the ISO9001 international quality management system certification, the People's Republic of China manufacturing measuring instrument license, GB/T19001-2016 quality management system requirements, GB/T24001-2016 environmental management system requirements, and GB/T45001-2020 occupational health and safety management system requirements.

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