The principle of series resonance is adopted to satisfy the ac/dc endurance test
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The complete set of frequency conversion series resonance test equipment is mainly used for ac withstand voltage test of cross-linked cable, hydraulic generator, main transformer, bus, GIS, etc. It has a wide range of application and is an ideal withstand voltage equipment for local, municipal and count-level high voltage test departments and electric power installation, repair and test engineering units.
The complete set of frequency conversion series resonance test equipment is mainly composed of frequency conversion control power supply, excitation transformer, reactor, capacitor voltage divider and compensation capacitor (optional).
product names：Ac voltage resonant device、Variable frequency resonant、Frequency conversion series resonance、Series resonance、Series resonant transformer、Frequency conversion series resonance voltage withstand device for electrical equipment、Series resonance test equipment、Complete equipment for frequency conversion series resonance test
| Rated output voltage | 0～1000kV and below |
| output frequency | 30～300Hz |
| Resonance voltage waveform | Pure sine wave, waveform distortion rate≤1.0% |
| Working time | Full power continuous working time of 60min |
| Quality factor | 30~90 |
| Frequency regulation sensitivity | 0.1Hz |
| Instability | ＜0.05% |
| Working power supply | Single-phase 220V or three-phase 380V±10% |
| Power frequency 50Hz±5% |
| Product model name | Variable frequency source | Resonant reactor | Exciter transformer | Voltage divider | Scope of application |
| HTXZ-50/50 | 4kW | 25kV/1A two(dry) | 4kVA(dry) | 50kV | 1000kVA and below 10kV power transformer. 10kV switch , bus, PT, CT, etc. 10 kv (300mm2) cable 1.0 km or less |
| HTXZ-108/108 | 6kW | 27kV/1A four(dry) | 6kVA(dry) | 110kV | 31500kVA and below 35kV power transformer. 35kV switch , bus, PT, CT, etc. 10 kv (300 mm2)cable≤2km.35kV (300mm2)cable≤0.5km |
| HTXZ-200/200 | 10kW | 50kV/1A four(dry) | 10kVA(dry) | 200kV | 50000kVA and below 110kV power transformer.110kVGIS、PT、CT etc.(Preventive test).35kV(300mm2)cable≤1.0km.10kV (300mm2)cable≤2.0km |
| HTXZ-270/270 | 15kW | 45kV/1A Six sets of(dry) | 15kVA(dry) | 300kV | 50000kVA and below 110kV power transformer.110kVGIS、PT、CT etc..35kV(300mm2)cable≤1.2km.10kV (300mm2)cable≤3.0km |
| HTXZ-800/400 | 30kW | 50kV/2A eight(dry); 100kV/2A four(oil-immersed) |
30kVA(dry); 30kVA(oil-immersed) |
400kV | 80000kVA and below 220kV power transformer.50000kVA and below 110kV power transformer.110kV/220kVGIS、PT、CT etc..35kV(300mm2)cable≤2.0km.110kV (300mm2)cable≤0.7km |
| HTXZ-1600/800 | 60kW | 200kV/2A four(oil-immersed) | 60kVA(dry) | 800kV | 220kV power transformer of 80000kVA and below.50000kVA and below 110kV power transformer.500kVGIS、PT、CT etc..220kV switch 、GIS、PT、CT etc..110kV(400mm2)cable≤1.5km.220kV (400mm2)cable≤1.0km |
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1、The reactor of the same voltage grade and capacity has smaller volume and lighter weight. Small temperature rise at rated load; Dry pouring, high mechanical strength, good electrical insulation, beautiful and reliable.
2、Large capacity margin of frequency conversion power control box; Strong protection function; Good output waveform; Good stability; With a variety of working modes, easy to operate; Single-phase 220V or three-phase 380V input power supply is common, which is convenient for on-site power collection.
3、Flexible configuration. Can choose different types of reactor, meet the requirements of different test products, achieve a multi-purpose, cost-effective.
Enterprise products in strict accordance with international and national standards and rules of industry production, through the national, provincial and municipal electric power research institute and electric power authorities detection, measuring center, fully passed the ISO9001 international quality management system certification, the licence for manufacturing measuring instruments of the People's Republic of China, GB/T19001-2016 quality management system requirements, GB/T24001-2016 environmental management system requirements, GB/T45001-2020 occupational health and safety management system requirements.
email： info@hvtest.cc
Skype： Tina Qiao
+8615172408058
