HMGTB-5KVA/50KV AC hipot tester designed according to the newest standards of the power industry is a kind of intelligent, advanced performance, voltage withstａnd test set. This set of device is used for the dielectric strength test of a variety of electrical equipment & insulation materials under specified voltage to test products insulation level, search for insulation defects, and measure voltage capability. It is widely applied in electrical manufacture factory, power operation system, research units and advanced institutions.

2 Product features

Large LCD of 320 x 240 dot matrix, thermo sensitive printer with high speed.

Test high voltage ,HV current, low voltage & LV current.

High precision sensor and 14 bit AD acquisition chip with high performance.

The man-machine dialogue is fully operated by keyboard ,intelligence work of the entire process, optional automatic test mode and manual test mode.

Clearly and intuitively display High voltage ,HV current, low voltage , LV current, time & test result of withstａnd voltage test.

Perfect overvoltage & overcurrent protection; freely set output voltage, upper limit of HV current, LV protection current, timing duration.

Zero-returning check function. After returning to zero, the test will be permitted; safe and reliable.

Approximant voltage-regulating algorithm. Automatically start to test & start timing when reach to the setting voltage value; Automatically drop the voltage to zero upon timing end.

Automatically cut off output voltage, drop voltage to zero and send alarms, when the setting HV current value or the setting LV current values is exceeded.

Excellent hardware & software anti-interference design, varieties of anti-interference methods, suitable for hash electro magnetics environment Automatically fault diagnosis, easy to find and solve the problem .

3 Technical parameters

Control module parameters

Capacity: 5kVA

Input voltage: AC220V±10% 50Hz±1

Output voltage: 0-200V

Output current: 0-25A

Timing range: 0-999S

Ambient temperature: －20℃～50℃

Voltage accuracy: ≤1% (F.S)

Currency accuracy: ≤1% (F.S)

Test transformer (HV unit) parameters

Capacity: 5kVA

LV side voltage: 0-200V

LV side current: 0-25A

HV side voltage: AC 0-50kV, DC 0-70kV(negative)

HV side current: AC 100mA

Measuring voltage: AC 0-100V

HV side/LV side turns ratio: 250:1

4 Panel descriptions

The control box panel figure is as shown in figure below:

details

Printer: Micro thermosensitive printer. to press the “Print” button on the panel can print the teat result.

LCD: Adjust the contrast of the LCD display.

Start：Start indicating light. When the test start, this light will be lighted .

Zero：Zero-indicating light. When the voltage regulator is at zero position, this light will be lighted.

Alarm：Alarm indicating light .When the breakdown happen or the protection operates, this light will be lighted.

LCD display screen: 320X240 dot matrix, white backlight.

Connection diagram: The reference connection diagram for AC& DC test.

Keyboard: Interactive terminal between user and the device.

Buzzer：Sound alarm.

Emergency stop button: to press this button can cut off the power supply and end the test under the emergency condition.

Power switch: work power supply switch with on-off indicating light.

　　Wuhan Goldhome Hi pot Electrical Co.,ltd(short for Goldhome Hi pot) was established in 2008, its predecessor was state-owned third industry enterprises, one of the earliest enterprises specially in develop, design and manufacture high voltage testing equipment in China.In 2016, merged with Wuhan Sang Electric Co., Ltd. , we realize advantageous compartmentalize and resources reorganization.Now it has become a high-tech enterprise integrating R&D, production, marketing installation and commissioning.1.our-historyOur FactoryGoldhome Hi pot is located in Huading Mould Industrial Park, Economic and Technical Development Zone, Wuhan City, Hubei Province, China, working area more than 4000 square meters.As a high-tech enterprise, we are supported by natural advantages from various research universities in Wuhan city. Goldhome Hi pot works closely with professors from State Grid Power Science Research Institute, Electrical Engineering Colleges of Wuhan University and other scientific research institutions, constantly improving technology and updating products . Now Goldhome Hi pot has more than 20 patented technologies, and many software Copyrights!2.our factory-1product and product applicationOur ProductOur advantage products included AC Resonant Test System, PD Free Test System, AC/DC Hi pot Tester, Primary Current Injection, VLF Hi pot Tester, transformer tester，impulse generator，Transformer oil tester，HV Switch gear Tester ，Insulation Tester，ground Resistance Tester，cable fault locator，relay test set，CT PT analyse,arr ester tester and sf6 gas analyzer,etc.Product ApplicationAll the performance indexes of above testing equipment can reach the leading level in China, widely used in power supply bureau, power plant, power construction, railway, petroleum, chemical industry, metallurgy, coal and other industries.In recent years,our factory continues to expand overseas markets, some competitive products are already exported to American and European countries, Africa, Middle East, etc , and well praised by customers.product applicationOur CertificateAll product process is strictly in accordance with international standards and power industry regulations. And the products are through the national, provincial power authorities testing, as well as CE certification! At present,0ur company has received ISO9001：2015 quality management system certification, ISO14001：2018 occupational health and safety management system certification, and ISO14001：2015 environmental management system certification,and also had got SGS certification.We has more than 20 patented technologies,such as The utility model patent of a frequency conversion series resonance test device,The utility model patent of Lightning impulse voltage testing equipment,The utility model patent of DC high voltage generator,The utility model patent of microcomputer relay protection tester,The utility model patent of High voltage switching characteristic tester., etc.4.certificateoverseas market & our serviceOverseas MarketOur products are sold to Europe, Asia, Africa, North and South America and Oceania, Middle East, etc.and are well received by customers.We had won the bids for the purchase of high-voltage no-partial discharge test equipment from the Polish state-owned insulator production plant, the Myanmar National Grid cable fault tester purchase project, and the high-voltage test equipment purchase project of a Russian power installation and test engineering company.We also sell to end customers, and a single device can also be sold. For example, there are power maintenance and installation companies in Indonesia, South Africa, Denmark, and South Korea, and universities and research institutions purchase and use our test equipment.At the same time, our sales targets also include agencies. At present, we already have cooperated with agents in Singapore, Israel, Mauritius , etc.We insist on providing customers with first-class products and first-class services with reliable product quality and perfect service team.5market-1Our service1.Strict factory testAll products will be assembled and test strictly accord with our product process standard. All qualified products will be issued factory release reports and certificate labels.Defect products or non-qualified products won’t be allowed to make deliver.2.Providing technical materialsDuring the product acceptance, we provide the related manual sheets, packing list,qualified certificate labels, factory test reports and other technical documents.3. Support technical guidanceWe also provide the training for the operators. Complete training includes the skilled operations of our equipment, maintenance and troubleshooting . it also ranges the commissioning and test of our products at site!After-sale service1.First-use responsibility systemAfter the product is delivered, the technician can guide the operation at site if the client requires, and be responsible for the first use of each part2.One year warrantyAll products warranty is 1year, life-time maintenance .During the warranty period, if any defects or damaged because of product’s quality, maintenance or replacement can be provided with free charge in order to let our client’s satisfied !3.TroubleshootingIf the troubleshooting is not difficult, and client can handle with it by themselves, we can offer the call-on line guide within 1 hour!If the troubleshooting is difficult to handle with for client, we can promise that the best solution can be provided within 24 hours!