RF-151 SF6 Gas Recovery Machine

RF-151 SF6 Gas Recovery Machine

Efficient Filtration • Negative Pressure Recovery Improves SF6 Recovery Rate


The RF-151 SF6 gas recovery machine is mainly used for providing multi-functional comprehensive gas treatment services for SF6 electrical equipment and switch gas chambers. This equipment integrates functions such as vacuum pumping, gas recovery, gas refilling, cylinder pressure filling, and vaporization output. During vacuum pumping, the PLC operation screen instantly displays the change in vacuum degree. During gas recovery, the gas can be recovered into the storage tank or an external cylinder. For gas refilling, there are multiple options such as direct filling (direct filling, pressure-regulating output) and pressure filling (gas pressure filling, liquid pressure filling). The design and manufacture of the equipment meet the requirements of the DL/T 662 standard. This device adopts a semi-closed protective structure and modular combined design and manufacture. It has the characteristics of complete functions, stable and reliable quality, convenient maintenance and use, simple operation, and beautiful appearance. It is suitable for SF6 gas recovery and treatment scenarios under different conditions and is widely used in the power system.

Main Features

1. SF6 gas recovery and storage

2. The RF-151 SF6 gas recovery machine refills the stored SF6 gas into switch equipment or pressure vessels

3. It can filter impurities such as moisture, decomposition products, and solid particles in the SF6 gas

4. The RF-151 SF6 gas recovery machine can evacuate itself and external equipment, and real-time detect and display the vacuum degree

5. This type of SF6 gas recovery machine has a negative pressure recovery function, which improves the recovery rate

6. The vacuum pump is equipped with an anti-oil return valve to prevent oil return

7. The RF-151 SF6 gas recovery machine is equipped with an independent storage tank and gas heating system to improve the refilling efficiency

8. It has an SF6 liquid filling function. It can fill a 40L cylinder with 50kg of SF6 in (5 - 8) minutes

9. This SF6 gas recovery machine can be equipped with different refrigeration methods, suitable for the ambient temperatures in different regions of the world, ensuring fast and efficient recovery

Product Parameters

Parameter NameParameter Value
FilterFilters moisture, decomposition products and solid particles
Filtration Particle Size≤1μm
Pressure Regulation Output(1~10)bar
Vaporizer1.5kW
Recovery PipeDN19*10m, with a DN20 self-sealing joint at one end, and a ball valve and cylinder joint at the other end
Refilling PipeDN13*3m, with a DN20 self-sealing joint at one end, and a ball valve and cylinder joint at the other end
Auxiliary Recovery Cooling TypeWater-cooled
Application ScopeSuitable for SF₆ recovery and refilling operations in 110kV GIS, 220kV GIS and 500kV porcelain column circuit breakers
Oil-free Water-cooled Compressor15m³/h
Oil-free Booster5m³/h@liquid SF₆
Final Output Pressure50bar
Dimensions2850mm×1500mm×1760mm(L×W×H)

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