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Top DC High Voltage Tester Manufacturers and Suppliers in China

DC High Voltage Tester

Located in China, DEMIKS/DC is one of the foremost suppliers and manufacturers of DC high voltage testers. We provide a variety of rigorous testing solutions including handheld and benchtop testers which can always be relied on for accuracy and precision. Contact us to get the best recommendations.

ZGF 60kV5mA DC High Voltage Tester

ZGF 60kV5mA DC High Voltage Tester

  • Stable Voltage Output: The high-frequency voltage doubler equipped with PWM and dual closed-loop feedback offers precise and stable high voltage with very low ripple.

  • Comprehensive Protection: Provides zero-position, over-voltage, overcurrent protections, and breakdown protective measures all using safety, fast-response sensors.

  • Precision and Efficiency: Accuracy and productivity is provided through the 0.75U function which includes a zero-start voltage rise and programmable digital overvoltage shut-off.

  • Integrated Portability: High reliability and efficiency and ease of transport with the use of imported components ensures a compact design which is fully integrated.

Technical Parametersspecifications
rated voltage(kV)60
rated current(mA)5
rated power(W)300
Mass of the whole machine(kg)9
Volume of the whole machine(mm³)465*390*190
Height of the voltage doubling cylinder(mm)440
Accuracy of the output voltage± (1.0% of the reading ± 2 digits)
Accuracy of the output current± (1.0% of the reading ± 2 digits)
Ripple coefficient≤0.5%
Working modeIt is for intermittent use, with a rated load duration of 30 minutes.
Overload capacityThe no-load voltage can exceed the rated voltage by 10% and be used for 10 minutes.
The maximum charging current is 1.25 times the rated current.
PowerAC220V±10% 50HZ
Working environmentTemperature: -10℃ to 40℃
Relative humidity: It should not be greater than 85% (without condensation) when the room temperature is 25℃.
Altitude: Below 1,500 meters

ZGF 60kV2mA DC High Voltage Tester

  • Stable Voltage Output: High-frequency voltage-doubling circuit with PWM and dual feedback ensures stability, precision, low ripple, and accuracy.

  • Comprehensive Protection: Responsive, fast-acting zero position, over-voltage, over-current, and breakdown protective mechanisms.

  • Precision Functions: Accurate digital settings for over voltage with programmable limits, zero-start voltage rise, and 0.75U function.

  • User-Friendly Operation: Streamlined workflows aided by The Design of the Control Interface Which Uses Labeled Push Buttons.

ZGF 60kV2mA DC High Voltage Tester
Technical Parametersspecifications
rated voltage(kV)60
rated current(mA)2
rated power(W)120
Mass of the whole machine(kg)9
Volume of the whole machine(mm³)465*390*190
Height of the voltage doubling cylinder(mm)440
Accuracy of the output voltage± (1.0% of the reading ± 2 digits)
Accuracy of the output current± (1.0% of the reading ± 2 digits)
Ripple coefficient≤0.5%
Working modeIt is for intermittent use, with a rated load duration of 30 minutes.
Overload capacityThe no-load voltage can exceed the rated voltage by 10% and be used for 10 minutes.
The maximum charging current is 1.25 times the rated current.
PowerAC220V±10% 50HZ
Working environmentTemperature: -10℃ to 40℃
Relative humidity: It should not be greater than 85% (without condensation) when the room temperature is 25℃.
Altitude: Below 1,500 meters
ZGF120KV/2mA DC High Voltage Tester

ZGF120KV/2mA DC High Voltage Tester

  • Test precision: guarantees accuracy in measurement during DC tests.

  • Reliable Voltage Control: Provides dependable and trusted voltage regulation.

  • Reliable Safeguards: Comes with advanced technology for automatic protection systems.

Technical Parameters/specifications120/2
rated voltage(kV)120
rated current(mA)2
rated power(W)240
Quality of the control box (kg)5.5
Quality of the voltage doubling cylinder (kg)8.7
Height of the voltage doubling cylinder (mm)970
Accuracy of the output voltage± (1.0% of the reading + 2 digits)
Accuracy of the output current± (1.0% of the reading + 2 digits)
Ripple coefficient≤0.5%
Voltage stabilityWhen power supply voltage varies ±10%, ≤1%.
Overload capacityThe no-load voltage can exceed the rated voltage by 10% and be used for 10 minutes.
The maximum charging current is 1.25 times the rated current.
PowerSingle-phase alternating current, 50Hz, 220V±10%
Working modeIntermittent use: rated load for 30 minutes
Use at 1.1 times the rated voltage: 10 minutes
Working environmentTemperature: -10℃ to 40℃
Relative humidity: It should not be greater than 85% (without condensation) when the room temperature is 25℃.
Altitude: Below 1,500 meters
Load capacity with capacitorThe capacitance of the device under test is unrestricted.
It can be charged with 1.5 times the rated current.
Structural characteristicsElectrical insulation voltage doubling cylinder
Air insulation, eliminating concerns about leakage.
Features of the operation boxHigh-precision 0.75UDC1mA single-touch button (accuracy ¡Ü 1.0%)
Suitable for the test of zinc oxide surge arresters.
The overvoltage protection adopts a digital DIP switch, which is clear at a glance.
Portable chassis makes it more convenient on site.

ZGF-120kV5mA DC High Voltage Tester

  • Adaptable Use Cases: Best suited for assessing DC voltage and leak currents on high-voltage apparatus.

  • Consistent and Trustworthy: Works with stable output voltage due to high-frequency doubling and sophisticated protective sensors.

  • Accuracy of Operation: Comes with the 0.75U function for automatic state changing during testing.

ZGF-120kV5mA DC High Voltage Tester
Technical Parameters/specifications120/5
rated voltage(kV)120
rated current(mA)5
rated power(W)600
Quality of the control box (kg)5.5
Quality of the voltage doubling cylinder (kg)8.7
Height of the voltage doubling cylinder (mm)970
Accuracy of the output voltage± (1.0% of the reading + 2 digits)
Accuracy of the output current± (1.0% of the reading + 2 digits)
Ripple coefficient≤0.5%
Voltage stabilityWhen power supply voltage varies ±10%, ≤1%.
Overload capacityThe no-load voltage can exceed the rated voltage by 10% and be used for 10 minutes.
The maximum charging current is 1.25 times the rated current.
PowerSingle-phase alternating current, 50Hz, 220V±10%
Working modeIntermittent use: rated load for 30 minutes
Use at 1.1 times the rated voltage: 10 minutes
Working environmentTemperature: -10℃ to 40℃
Relative humidity: It should not be greater than 85% (without condensation) when the room temperature is 25℃.
Altitude: Below 1,500 meters
Load capacity with capacitorThe capacitance of the device under test is unrestricted.
It can be charged with 1.5 times the rated current.
Structural characteristicsElectrical insulation voltage doubling cylinder
Air insulation, eliminating concerns about leakage.
Features of the operation boxHigh-precision 0.75UDC1mA single-touch button (accuracy ≤ 1.0%)
Suitable for the test of zinc oxide surge arresters.
The overvoltage protection adopts a digital DIP switch, which is clear at a glance.
Portable chassis makes it more convenient on site.
ZGF200KV/2mA DC High Voltage Tester

ZGF200KV/2mA DC High Voltage Tester

  • Comprehensive Use: Applicable for DC voltage as well as leakage current tests on high voltage machinery.

  • Steady and Smooth Work Performance: Guarantees exact voltage boosting as well as full range steady feedback.

  • Strong Safeguards: Has dependable shielded automatic protection systems for safe usage.

specificationsTechnical Parameters
rated voltage(kV)200
rated power(W)2
rated current(mA)400
Quality of the control box (kg)5.5
Quality of the voltage doubling cylinder (kg)8.7
Height of the voltage doubling cylinder (mm)970
Accuracy of the output voltage± (1.0% of the reading + 2 digits)
Accuracy of the output current± (1.0% of the reading + 2 digits)
Ripple coefficient≤0.5%
Voltage stabilityWhen power supply voltage varies ±10%, ≤1%.
Overload capacityThe no-load voltage can exceed the rated voltage by 10% and be used for 10 minutes.
The maximum charging current is 1.25 times the rated current.
PowerSingle-phase alternating current, 50Hz, 220V±10%
Working modeIntermittent use: rated load for 30 minutes
Use at 1.1 times the rated voltage: 10 minutes
Working environmentTemperature: -10℃ to 40℃
Relative humidity: It should not be greater than 85% (without condensation) when the room temperature is 25℃.
Altitude: Below 1,500 meters
Load capacity with capacitorThe capacitance of the device under test is unrestricted.
It can be charged with 1.5 times the rated current.
Structural characteristicsElectrical insulation voltage doubling cylinder
Air insulation, eliminating concerns about leakage.
Features of the operation boxHigh-precision 0.75UDC1mA single-touch button (accuracy ¡Ü 1.0%)
Suitable for the test of zinc oxide surge arresters.
The overvoltage protection adopts a digital DIP switch, which is clear at a glance.
Portable chassis makes it more convenient on site.

ZGF300KV/5mA DC High Voltage Tester

  • Comprehensive Assessment: Most suitable for high-voltage equipment to perform DC voltage and leakage tests.

  • Constant and Safe: Offers stable output with high frequency doubling and sophisticated guarding sensors.

  • Additional Features: Incorporates the 0.75U function which allows automatic state transition during the testing process.

ZGF300KV/5mA DC High Voltage Tester
ZGF300KV/10mA DC High Voltage Tester

ZGF300KV/10mA DC High Voltage Tester

  • Comprehensive Use: Appropriate for DC testing of high-voltage apparatus and for providing power in industrial applications.

  • Consistent and Resilient: Utilizes a lightweight and robust voltage doubling cylinder for steady and smooth voltage regulation.

  • Dependable Safety Features: Provides effective overheating protection and has reliable automatic protection systems.

ZGF400KV/5mA DC High Voltage Tester

  • Stable Output: High-frequency voltage doublers guarantee stability.

  • Advanced Protection: Comprehensive safety awarded by nanosecond-level sensors.

  • 0.75U Functionality: Automatic state switching to 0.75U with no manual intervention.

ZGF400KV/5mA DC High Voltage Tester

How to Measure High Voltage DC: A Comprehensive Guide

The article outlines the policies, protocols, and definitions pertaining to processing DC voltage both safely and accurately. In industrial fields, electronic equipment, or solar systems, handling high voltage DC requires efficiency standards as well as the avoiding of dangerous conditions.

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