
A customer from Wuhan, Hubei, ordered a set of DEMIKS Power digital withstand voltage partial discharge test
Searching for the best Power Frequency Voltage Withstand Device tools for your company? Search no more. Demiks is rated among the best suppliers in China for the high-quality devices. All the industry sets requirements for our product and reliable performance is guaranteed for all of our products. Standard models are available, but customized solutions can also be designed by our experts. Get in touch with us now to find out more about our products and discover how we can assist you tailor your demands.
Customizable Design:Equipment model customizable to meet diverse customer requirements for various applications.
Wide Application Range:Ideal for performing dielectric strength testing in the power, factory, railway maintenance, and other industries.
Advanced Technology:Operated with a touch screen and microelectronics such as automated testing which simplifies, streamlines, and fully eliminates manual work.
Robust Composition:Includes control console and test transformer, suitable for high range voltage testing of motors and other electrical components.
Purpose & Application: The equipment is used for checking the dielectric strength of high voltage electrical appliances, their components, and insulating materials with DC or AC High Voltage (HV) as the supply voltage. As it serves the major constituents, it is suitable for power supply companies, manufacturers, electrical power generation units, railway systems, and maintenance workshops.
Features: Equipment employs modern microelectronics with programmable processes which include touch screen controls and English menus, enabling automated, efficient, and unattended testing.
Composition: It consists of a test transformer unit (oil, dry, inflatable), an automatic control box (≤5kVA), and an automatic control console (>5kVA).
| Power Voltage | AC 220V/380V | Output Voltage | 5kV-300kV |
|---|---|---|---|
| Capacity | 5kVA~500kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
Purpose & Application: The equipment is used for checking the dielectric strength of high voltage electrical appliances, their components, and insulating materials with DC or AC High Voltage (HV) as the supply voltage. As it serves the major constituents, it is suitable for power supply companies, manufacturers, electrical power generation units, railway systems, and maintenance workshops.
Features: Equipment employs modern microelectronics with programmable processes which include touch screen controls and English menus, enabling automated, efficient, and unattended testing.
Composition: It consists of a test transformer unit (oil, dry, inflatable), an automatic control box (≤5kVA), and an automatic control console (>5kVA).
| Power Voltage | AC 220V/380V | Output Voltage | 5kV-300kV |
|---|---|---|---|
| Capacity | 5kVA~500kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
Purpose & Application: The DTC-101-10kVA+YDJ-10kVA-100kV model is tailored for performing dielectric strength tests on high voltage electrical devices, parts, and insulating materials with DC/AC voltage pulses. This model is suited for power supply companies, factories, power generating stations, railways, and servicing installations.
Features: These units employ modern microelectronic processing techniques and provide process control for fully unattended testing with the option of pre-set processes, touch screen control, English language menus and automatic test sequence execution.
Composition: One test transformer (oil type, dry type or inflatable type) and one automatic control box or console according to the power rating.
| Power Voltage | AC 220V/380V | Output Voltage | 5kV-300kV |
|---|---|---|---|
| Capacity | 5kVA~500kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
Purpose & Application: The DTC-101-10kVA+YDJ-10kVA-50kV High Voltage Test Set & Power Supply is used to perform dielectric strength testing of various electrical appliances, components, and insulation materials using AC/DC high voltages. It is a must for power supply companies, industrial enterprises, power stations, railway infrastructures, maintenance architecture, etc.
Features: Employs microelectronics of higher grade order with touch screen control, English display, walking English interface, and full automation of tests, eliminating the need for manual controls during the testing process.
Composition: Contains an auto transformer control box and suspend transformer with control console, which can be oil immersed or dry type depending on the rating.
| Power Voltage | AC 220V/380V | Output Voltage | 5kV-300kV |
|---|---|---|---|
| Capacity | 5kVA~500kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
Purpose & Application: This DTC-101-20kVA+YDJ-20kVA-150kV model’s purpose lies in applying Dielectric Strength Testing on various high voltage electric appliances, components, and Insulators under both DC and AC high voltage conditions. Suitable for use in supply enterprises, manufacturing factories, power plants, railway systems and their associated maintenance workshops.
Features: With microelectronic processing, it enables fully automated testing with no human assistance, touch screen control, English language support, and pre-settable workflows, guaranteeing customization and flexibility.
Composition: The set consists of a test transformer that could be oil-immersed, dry type or even inflatable type, a controlled automatic box or console that depends on the power rating.
| Power Voltage | AC 220V/380V | Output Voltage | 5kV-300kV |
|---|---|---|---|
| Capacity | 5kVA~500kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
Purpose and Application: Specifically designed for testing the dielectric strength of high voltage electrical appliances including, but not limited to, their components and insulation materials, the DTC-101-20kVA+YDQ-20kVA-100kV caters to the needs power supply enterprises, factories, and maintenance plants.
Features: Enhanced microelectronic processing technology incorporation allows for advanced automation, touch screen control, preset processes and full unattended English interface operation using an automated testing system.
Composition: The installation consists of a test transformer such as oil-immersed, dry type, or inflatable type along with an automatic control box and an automatic control console, split at the 5kVA threshold.
| Power Voltage | AC 220V/380V | Output Voltage | 5kV-300kV |
|---|---|---|---|
| Capacity | 5kVA~500kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
Purpose & Application: This apparatus is meant for dielectric strength testing of high voltage electrical appliances, components, and insulation materials under DC/AC high voltage. Other possible application includes use by power supply enterprises, factories, power plants, railroads, and maintenance workshops.
Features: Touch screen operation, Pre-settable processes, english interface, and complete automation with no manual act intervention are available with the advanced microelectronics processing technology.
Composition: This unit includes foot power sources (oil-immersed, dry type or inflatable type) of actuating transformers, servo control Boxes(less than 5kVA), and automatic control consoles(for greater than 5kVA).
| Power Voltage | AC 220V/380V | Output Voltage | 5kV-300kV |
|---|---|---|---|
| Capacity | 5kVA~500kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
Purpose & Application: The DTC-102-5KVA15KV device can carry out dielectric strength testing of high voltage electrical appliances, components and insulation materials withstanding DC/AC high voltage. It finds application in power supply companies, factories, power plants, railways, and maintenance shops
Features: Incorporation of microelectronic processing technology allows for advanced features such as pre-settable processes, touch screen operation, English interfacing and full automation where no manual touch is required during testing.
Composition: Consists of a test transformer (oil immersed, dry, or inflatable) and an automatic control console (>5 kVA). Customization to fit client's needs is offered.
| Power Voltage | AC 220V | Output Voltage | AC15kV DC15KV |
|---|---|---|---|
| Capacity | 5kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
Purpose & Application: The DTC-103-20kVA10kV caters to the requirements of dielectric strength testing of high voltage electrical equipments, components and insulation materials under DC/AC high voltage. It is suitable for power supply companies, factories, power stations, railways, and servicing enterprises.
Features: Touch screen and voice control for simple and clear use in English. All procedures are computerized and there is no manual involvement whatsoever. Automatic control by virtue of microelectronics is available.
Composition: Test Transformer (oil-immersed, dry type or inflatable type), Automatic Control Cabinet (up to 5kVA), and Automatic Control Console (> 5kVA).
| Power Voltage | AC 220V/380V | Output Voltage | 5kV-300kV |
|---|---|---|---|
| Capacity | 5kVA~500kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
Purpose & Application: The DTC-104D-5kVA50kV is ideal for detailed dielectric strength testing of transformers, electrical high voltage appliances, components and or/insulation materials under DC/AC hi-voltage. It is convenient for use by power supply business, factories, power plants, maintenance depots and railway workshops.
Features: This model incorporates new microelectronics. It allows complete unattended testing, programmable procedures, an English touch screen GUI, and even defines its own test sequences through autonomous programming.
Composition: Test transformer (Oil-immersed, dry type or inflatable type), Automatic control box (≤5kVA), and Automatic control console (>5kVA).
| Power Voltage | AC 220V/380V | Output Voltage | 5kV-300kV |
|---|---|---|---|
| Capacity | 5kVA~500kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
Purpose & Application: The DTC-104D-20KVA100KV is an oil-immersed, customized voltage withstand testing device tailored specifically for testing the dielectric strength of high-voltage electrical appliances, dielectric components, and insulating materials. It is useful for power supply enterprises, factories, power plants, maintenance facilities, railways, etc.
Features: Fully automated test procedures using advanced microelectronic processing technology allows for pre-settable processes with touch screen operation and an English interface eliminating manual intervention.
Composition: It consists of a test transformer which can be oil-immersed, dry, or inflatable, an automatic control box held at ex5kVA power level, and an intelligent control console exceeding that power level.
| Power Voltage | AC 220V/380V | Output Voltage | 5kV-300kV |
|---|---|---|---|
| Capacity | 5kVA~500kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
Purpose & Application: The DTC-104D-5kVA50kV is ideal for detailed dielectric strength testing of transformers, electrical high voltage appliances, components and or/insulation materials under DC/AC hi-voltage. It is convenient for use by power supply business, factories, power plants, maintenance depots and railway workshops.
Features: This model incorporates new microelectronics. It allows complete unattended testing, programmable procedures, an English touch screen GUI, and even defines its own test sequences through autonomous programming.
Composition: Test transformer (Oil-immersed, dry type or inflatable type), Automatic control box (≤5kVA), and Automatic control console (>5kVA).
| Power Voltage | AC 220V/380V | Output Voltage | 5kV-300kV |
|---|---|---|---|
| Capacity | 5kVA~500kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
Purpose & Usage: The DTC-104-5kVA+GYD-5kVA-50kV has a purpose of conducting dielectric strength testing of high voltage electrical devices, components, and insulation materials withstanding DC/AC high voltage. Yuuch power supply enterprises, factories, power plants, railways, maintenance facilities will find it useful.
Specific Characteristics: Fully automated testing without manual intervention is achieved due to advanced microelectronic processing technology featuring touch screen operation, English interface, and pre-settable processes.
System Composition: System includes test transformer (oil-immersed, dry type or inflatable type), automatic control box (≤5kVA), automatic control console (>5kVA)
| Power Voltage | AC 220V/380V | Output Voltage | 5kV-300kV |
|---|---|---|---|
| Capacity | 5kVA~500kVA | Voltage Accuracy | 0.50% |
| Current Accuracy | ±0.5% | Display Method | 7 inch true color HD digital screen |
| Operate Method | Automatic | Data Storage | 60 groups |
A withstand voltage tester, commonly known as a dielectric strength tester, evaluates components or insulations by “withstanding” high voltage to see if damage occurs. It verifies safety against leakage or breakdowns, ensuring reliability and safety by employing high voltage on conductive parts.

A customer from Wuhan, Hubei, ordered a set of DEMIKS Power digital withstand voltage partial discharge test

CONTENTS What is an IEC standard power frequency voltage withstanding test? What is the difference between an

As a key equipment in the AC transmission and transformation system of the power industry, the
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