info@hvhipot.com
English
CN
Home
About Us
HV HIPOT
Team
Honor & Qualification
Business Scope
Our Factory
Products
High Voltage Test Equipment
AC Hipot Test Set
DC Hipot Test Set
AC DC Combination Hipot Test Set
AC Resonant Test System
VLF AC Hipot Test Set
Partial Discharge&Corona Test System
High Voltage Divider
Turn-to-turn Surge Withstand Tester
Partial Discharge Measurement Device
Partial Discharge Analyzer
Partial Discharge Detector
Partial Discharge Online Test
Impulse Voltage and Current Test System
Impulse Voltage Test System
Impulse Current Test System
Composition Wave Test System
Transformer Test Equipment
Transformer Capacitance And Tan Delta Tester
Transformer DC Winding Resistance Tester
Transformer Load And No Load Loss Tester
Transformer Oil BDV Tester
Transformer Oil Tan Delta Tester
Transformer Test Bench
Transformer Turns Ratio Tester(TTR Tester)
Transformer Winding Deformation Tester
CT/PT Measurement And Analysis
SF6 Gas Leak Detection And Analysis
SF6 Gas Density Relay Calibrator
SF6 Gas Leak Detector
SF6 Gas Online Monitoring Device
SF6 Gas Quality Analyzer
SF6 Gas Recycling System
Switch-gear Test Equipment
Circuit Breaker Analyzer
Contact Resistance Tester
DC Power Supply
Primary Current Injection Test Set
Vacuum Switch Interrupter Vacuity Tester
Cable Fault Locating System
Cable And Pipe Locator
Cable Fault Location System
Cable Test Van
Lightning Arrester/Insulator Test Equipment
Insulator Tester
Lightning Arrester Online Test
Lightning Arrester Tester
Ultrasonic Flaw Detector
Relay Protection Tester
Digital Relay Tester
Universal Relay Tester
Insulation & Earth Resistance Tester
Earth Resistance Tester
Insulation Online Test
Insulation Resistance Tester
Phase Detector
Electric Energy Test Equipment
Energy Meter Calibrator
Power Quality Analyzer
Battery Test Equipment
AC And DC Power Supply
Battery Charge&Discharge Tester
Battery Impedance Tester
Lead Acid Battery Regenerator
Oil Test Equipment
Dissolved Gas Chromatograph Analyzer
Oil Acid Tester
Oil Filtration Machine
Oil Flash Point Tester
Oil Freezing Point Tester
Oil Tension Tester
Oil Trace Moisture Tester
Application
Operation Video
Technical Guide
High Voltage Test Equipment
Services
OEM & Customization
Other Intimate Services
News
Typical Case
Customer Visit
Company News
Contact Us
Technical Guide
Home
Technical
Technical Guide
Principle of Pulse Current Method of Digital Partial Discharge Detector
by admin on 22-07-19
When the field strength of the applied voltage in the electrical equipment is enough to cause the discharge in the insulating part area, but the discharge phenomenon that no fixed discharge channel is formed in the discharge area is called partial discharge. ...
Read more
The method to find resonance point in cable series resonance test
by admin on 22-07-19
The cable series resonance test refers to the AC withstand voltage test of the cable using the series resonance test device. In addition, the device can also perform insulation tests on transformers, GIS, and electrical equipment other than large capacity. GDTF series cable frequency conversion s...
Read more
What is the significance of partial discharge detection for insulation products?
by admin on 22-07-11
Partial discharge detection is of great significance to high-voltage cables and to study the characteristics of partial discharges in insulation, especially power cables. ...
Read more
What are the main applications of GD-877 thermal imaging camera?
by admin on 22-07-04
HV HIPOT GD-877 infrared thermal imager adopts 25um160*120 detector, and the temperature measurement range is -20°C~+650°C. ...
Read more
The purpose and test method of AC withstand voltage test of transformer
by admin on 22-06-27
The AC withstand voltage test of the transformer is a test in which a sinusoidal power frequency AC test voltage exceeding a certain multiple of the rated voltage is applied to the tested transformer winding together with the bushing, and the duration is 1min. The purpose is to use a test voltage...
Read more
What is the difference between a voltage transformer and a current transformer?
by admin on 22-06-21
What is the difference between voltage transformers and current transformers in terms of their working principles? HV HIPOT GDP...
Read more
How to solve the overvoltage problem of the frequency AC resonant test system ?
by admin on 22-06-14
The frequency AC resonant test system is used to identify the insulation strength of electrical equipment. It is of decisive significance for judging whether the electrical equipment can be put into operation. It is also an important means to ensure the insulation level of the equipment and avoid...
Read more
What is transformer winding frequency response?
by admin on 22-06-13
Transformer winding deformation refers to the irreversible changes in the size and shape of the winding under the action of machinery and electricity. It includes changes in axial and radial dimensions, body displacement, winding twist, bulging and inter-turn shorts, etc. The reason is that the t...
Read more
Precautions for Oil Chromatography Analyzer
by admin on 22-06-07
HV HIPOT GDC-9560B Power system Insulation Oil Gas Chromatography Analyzer Installation and removal of chromatographic column: 1. The installation and removal of the chromatographic...
Read more
Application of Power Quality Analyzer
by admin on 22-06-01
In the actual test and analysis of the power quality of the power grid, a power quality analyzer is needed. This device is widely used in the measurement of power quality and is very popular among electric power workers. In this article, HV Hipot will give a brief introduction for this equipment ...
Read more
The features and functions about HV HIPOT CT/PT Analyzer
by admin on 22-05-23
HV HIPOT GDHG-201A Transformer Comprehensive CT/PT Analyzer (transformer frequency conversion volt-ampere characteristic tester) is a special testing instrument used for relay protection and high voltage insulation to test protection current transformers and protection voltage transformers. The i...
Read more
Problems in the test site of the loop resistance tester
by admin on 22-05-23
When the loop resistance tester (also called the contact resistance tester) designed according to the traditional design principle was tested in the field, it was found that there was a common problem. When the voltage connection circuit of the tester is in poor contact or open circuit, the teste...
Read more
<<
< Previous
8
9
10
11
12
13
Next >
>>
Page 10 / 13
Send your message to us:
Please fill the required field.
Please fill the required field.
Please fill the required field.
Please fill the required field.
send
Write your message here and send it to us
Hit enter to search or ESC to close
English
French
German
Portuguese
Spanish
Russian
Japanese
Korean
Arabic
Irish
Greek
Turkish
Italian
Danish
Romanian
Indonesian
Czech
Afrikaans
Swedish
Polish
Basque
Catalan
Esperanto
Hindi
Lao
Albanian
Amharic
Armenian
Azerbaijani
Belarusian
Bengali
Bosnian
Bulgarian
Cebuano
Chichewa
Corsican
Croatian
Dutch
Estonian
Filipino
Finnish
Frisian
Galician
Georgian
Gujarati
Haitian
Hausa
Hawaiian
Hebrew
Hmong
Hungarian
Icelandic
Igbo
Javanese
Kannada
Kazakh
Khmer
Kurdish
Kyrgyz
Latin
Latvian
Lithuanian
Luxembou..
Macedonian
Malagasy
Malay
Malayalam
Maltese
Maori
Marathi
Mongolian
Burmese
Nepali
Norwegian
Pashto
Persian
Punjabi
Serbian
Sesotho
Sinhala
Slovak
Slovenian
Somali
Samoan
Scots Gaelic
Shona
Sindhi
Sundanese
Swahili
Tajik
Tamil
Telugu
Thai
Ukrainian
Urdu
Uzbek
Vietnamese
Welsh
Xhosa
Yiddish
Yoruba
Zulu
Kinyarwanda
Tatar
Oriya
Turkmen
Uyghur