Verified Company
Henan Zhiyi System Engineering Co., Ltd.
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RF-300 Series Sulfur Hexafluoride SF6 Recovery Device
Applications:
Applies to SF6 gas recovery, purification treatment, storage and recharge for switch of high-voltage switch manufactory, electrical appliance research institute, power plant, power supply bureau, transformers and distribution station.
Main functions:
- The quality of treated gas conforms to the new gas standard stipulated in national standard GB/T 12022-2006.
- Integrated liquefaction, purification and storage of recovered SF6 gas.
- The unique purification technique (invention patent) for cycle purification treatment to recovered gas.
- Unique patented drying filtering technique to remove moisture, decomposed product and impurity in gas
- Oilless compressor imported from American is adopted for recovery with high efficiency
- Dual compressor supercharging technique for improving recovery rate
- The recovery and recharge adopt two-way independent system and compression equipment, so as to avoid cross contamination of gas.
- Independent gas heating system, higher recharge efficiency
- Automatic neutralization treatment of waste gas and impurity, so as to realize pollution-free discharge, and reduce influence of SF6 gas on environment
- The system is equipped with electronic weighing device, for real-time measurement to recovery and recharge of SF6 gas
- Imported PLC control technique
- Embedded industrial control computer, one-key touch screen operation, highly automatic
- Site configuration is available, automatic display of process, instant function operation prompting
- It is equipped with special-purpose temperature, pressure and weight measurement sensor, for real-time monitor to working status of system
- Optional vacuum pumping speed: 200m3/h, 253m3/h (Roots multicell pump)
- It can be vehicular
Technical index
Volume of storage tank | 300L |
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Vacuum pumping speed | 64m3/h |
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Limit vacuum degree | ≤10Pa |
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Recovery speed | 0~150kg/h |
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Annual leakage rate | ≤1% |
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Filtration precision | <1μm |
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Purification capacity | Moisture content | ≤40ppmv |
Acid value | ≤0.2ppm/wt | |
Carbon tetrafluoride(CF4) | ≤0.04% | |
Air | ≤0.04% | |
Purity | ≥99.9% | |
Dust | dust particle whose filtration diameter is <1μm | |
Gas quality | conforming to new gas standard for industrial SF6 stipulated in GB/T 12022-2006 (Chinese standard) | |
Operating power supply | AC380V 50Hz |
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| Maximum power | 20KW |
Ambient temperature | 0°C~40°C |
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Humidity | <85% no Condensation |
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Accessories with machine:
a) With self sealing gas and liquid conveyor pipe: 1 stalk, 3 meters
b) With self sealing recovery pipe: 1 stalk, 5 meters
c) Power cord: 1 stalk, 10 meters
d) Gas bottle heating weighing device
e) Switch joint
New gas quality standard for industrial SF6(China National Standard):
Index item | Index | |
Mass fraction of SF6 (SF6)/%≥ | 99.9 | |
Mass fraction of air/%≤ | 0.04 | |
Mass fraction of carbon tetrafluoride(CF4)/%≤ | 0.04 | |
Moisture | Mass fraction of moiture/%≤ | 0.0005 |
Dew point/°C ≤ | -49.5 | |
Mass fraction of acidity (by HF)/% ≤ | 0.00002 | |
Decomposable fluoride (by HF) /% ≤ | 0.00010 | |
Mass fraction of mineral oil/% ≤ | 0.0004 | |
Toxicity | Non-toxic through biological experiment | |
Lectotype table for RF-300 series SF6 gas recovery device
Optional item | Category | Main parameters | Lectotype table |
Vacuum pump | Double-stage rotary vane type | Vacuum pumping speed: 64m3/h | A |
Single-stage rotary vane | Vacuum pumping speed: 200m3/h | B | |
Roots multicell pump | Vacuum pumping speed: 253m3/h | C |
Application example: RF-700