RF-50H non-stop breathing SF6 gas purification and treatment device

RF-50H non-stop breathing SF6 gas purification and treatment device

Online purification • Circular permutation • Dynamic monitoring


The RF-50H type non-stop breathing SF6 gas purification and treatment device adopts a unique purification method to conduct online treatment of the gas in the gas chamber of high-voltage electrical equipment. It can simultaneously treat impurities such as micro-water, decomposed product gases, and dust particles in the gas. While ensuring the safe operation of electrical equipment, it continuously breathes, purifies online, replaces in a cycle, and monitors dynamically the gas inside the equipment. After the online purification treatment of the gas in the electrical equipment, the gas quality is improved, ensuring the safe operation of power equipment. Currently, the treatment method of this equipment has been written into the T/CEC 424—2020 "Code of Practice for On-site Treatment of Humidity Exceedance in SF6 Gas-filled Equipment" standard.

Main Features

1. Dry and replace gas under live working conditions online without the need to handle power outage procedures.

2. The unique purification technology of the RF-50H type non-stop breathing SF6 gas purification and treatment device effectively treats moisture, harmful substances, and particles in the gas.

3. Detect the quality of SF6 gas in high-voltage switches.

4. Evacuate and detect the vacuum degree of the device body system and external pipelines.

5. This model of SF6 gas purification and treatment device conducts dual real-time detection and protection of the pressure in the gas chamber, ensuring that the pressure in the gas chamber remains within the normal range during the purification process.

6. The pressure is automatically controlled when switching between gas charging and discharging operations. The gas is replaced with intermittent breathing, and continuous cyclic operation is achieved.

7. This SF6 gas purification and treatment device has single and double interfaces for high-voltage switches, allowing different working modes to be selected. It is controlled by PLC and operated with touch screen buttons, with simple operation.

Product Parameters

Parameter Name Parameter Value
Micro-water treatment efficiency Micro-water reduced from 1000ppm to 500ppm per 50kg gas within 24h; Micro-water reduced from 1000ppm to 250ppm per 10kg gas within 24h
Particulate matter treatment ≤1μm
Decomposition product treatment Adsorptive type
Displacement gas pressure fluctuation 0.01MPa
Vacuum pumping rate 17m³/h
Annual leakage rate of equipment <0.5%
Ultimate vacuum ≤10Pa
Power supply Three-phase five-wire system, AC380V, 50Hz
Weight 900kg
Dimensions 1400mm×950mm×1970mm (L×W×H)

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