After-sales Service: | Life-Long Maintaince |
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Warranty: | 1 Year |
Connectors: | USB |
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HTXZ series variable frequency resonant device is a common primary electrical equipment of substations. It is applied for voltage withstand test of capacitive equipment, such as transformer, GIS system, SF6 switch, CT/PT, insulator, busbar, cable and bushing ect. This device is researched and manufactured according to withstand test regulations of 220KV and blow substations primary electrical equipment. The AC/DC voltage withstand test equipment both need satisfy high voltage, small current and low voltage, large current test condition, and with wide application range. HTXZ using the principle of series resonant, is composed by variable frequency power source control box(console), excitation transformer, reactor and capacitive voltage divider,compensating capacitor.
Technique parameters
Rated output voltage | 0 ~ 220kV(AC effective value) and below |
output frequency | 30~300Hz |
Resonance voltage waveform | Pure sine wave, waveform distortion rate≤1.0% |
Full load working time | Continuous working time of 60min |
System quality factor | Under maximum load≥20 |
Frequency adjust fineness | 0.1Hz |
Instability | ≤0.01% |
Working power supply | Single-phase 220V or three-phase 380V±10%,Power frequency 50Hz±5% |
The cables of 35kV and lower voltage grade are used in large quantity and the test workload is large, so this kind of withstand voltage test device is small in volume and light in weight, thus the portable cable withstand voltage test system is born.
This system requires that the weight of the parts that can be moved on site by a single person should not exceed 30kg, and the weight of the parts that can be moved on site by two people should not exceed 60kg, which is suitable for on-site handling.
The power supply adopts 220V single-phase power supply or 380V single power supply, which is convenient for on-site power collection.
The reactor adopts dry epoxy pouring, which is beautiful and reliable, suitable for all kinds of cables.
The voltage endurance test of 110kV and above voltage grade cable adopts oil-immersed reactor. When the single weight exceeds 100kg, our company's special small electric crane can be selected.
Wuhan Huatian Electric Power Automation CO., LTD Established in 1992. we are located in Wuhan East Lake High-Tech Development Zone, which is also named Wuhan Optical Valley with convenient transportation access.
Huatian Electric Power is a well-experienced OEM/ODM factory engaged in the research, development, manufacture, sale and service of electric power testing equipment or systems.Including AC Series Resonant Test System, AC/DC/VLF Hipot Test Set, Transformer Tester, Secondary Injection Relay Tester, Cable/Line Tester, Insulation Oil Tester, Circuit Breaker/Switch Tester and SF6 Test Equipment etc.
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