PRODUCTS
Special protective equipment for SF6 (WINFOSS-G1)
Overview
According to "DLT 639-1997 Safety Protection Rules for Operation, Testing and Maintenance of Sulphur Hexafluoride Electrical Equipment", "DLT 596-1996 Preventive Test Procedures for Electrical Equipment", "GB 2890-2009 Respiratory Protection Self-priming Filter Gas Masks" , "GB 11651-89 Rules for the Selection of Labor Protection Articles" and "DL_T 676-1999 General Technical Conditions for Insulating Shoes (Boots) for Live Work".
SF6 special protective equipment is mainly used for the protection of toxic gases, toxic liquids or solid chemical toxic substances. This series of airtight protective equipment is made of RXL159 material from RESPIREX. The material is a high-performance, multi-layered, non-woven chemical protective fabric, which is lighter and more comfortable to wear. It is the latest technology in gas protection, with excellent value and superior performance.
SF6 special protective equipment (Winfoss-G1) is specially designed by WINFOSS for personnel who are engaged in the installation, commissioning, overhaul and maintenance of SF6 electrical equipment. It is a powerful measure to ensure that the human body is protected from toxic gases and corrosive substances, and it is an urgently needed protective equipment for the power system. Among them, SF6 special gas masks can ensure that the respiratory organs, eyes and facial skin of the above-mentioned personnel are protected from toxic, harmful and corrosive substances such as hydrogen acid, sulfur dioxide, low fluoride and other decomposition products in SF6 high-voltage electrical appliances, so as to achieve effective protection. Purpose. Fully meet the requirements of the national power industry standard DL/T639-1997.
Users can purchase SF6 special gas masks separately, or purchase a complete set of SF6 special protective equipment according to their own requirements. After 2 to 3 years of use, you can also purchase SF6 special canisters as spare parts to replace the original canisters.
Features
- 5 years storage period without maintenance;
- Completely sealed design allows the air respirator to be worn inside the protective suit at the same time;
- Heavy duty 122cm (48") factory airtight zipper on the right hand side of the garment;
- Velcro placket protects the airtight zipper;
- Adjustable built-in waistband and dolman sleeves provide better comfort for the wearer;
- Flexible, multi-layer, anti-fog screen provides a clear and distortion-free field of view;
- Exhaust valve ensures that the pressure change within the garment does not exceed 1mbar per minute
- The chemical resistant interlayer gloves are welded to the protective clothing material. And with an elastic sleeve to prevent splashing liquid from entering the glove;
- With one-piece foot cover;
- It has passed the EN464 air tightness test before leaving the factory.


Applicable places
- Maintenance and inspection of areas with SF6 equipment whether outdoors or indoors;
- The oxygen concentration in the air is not less than 16%;
- Environmental toxic gas content is not higher than 0.5%;
- The ambient temperature is -30~+45℃;
- Atmospheric pressure: 85~106kpa;
- SF6 special gas masks are uniform specifications.
- The one-piece protective clothing is divided into three specifications: XXL, XL, L, and M, which are respectively suitable for persons above 1.80m, 1.70-1.80m, and below 1.70m.
- Safety shoes are made of high-quality leather, which is comfortable and convenient to wear. It is used in conjunction with protective clothing and has a good protective effect. The shoe size of safety shoes includes various specifications from 37 to 44 yards.
- Chemical resistant gloves are acid and alkali resistant latex gloves, which can be used in conjunction with protective clothing to protect hands from corrosion.
- The special bag for SF6 protection is made for the convenience of users to store and carry SF6 protective equipment, and it is a unified specification.
- SF6 special gas mask: SF6 special gas mask is a single-eye full-face filter gas mask, which is a personal protective equipment. It is specially designed for the personal safety of personnel engaged in the installation, debugging, operation and maintenance, testing and maintenance of SF6 electrical equipment working on site. . The mask has been inspected by the National Labor Protection Products Quality Supervision and Inspection Center, and has obtained a certificate of conformity, which complies with the relevant provisions of the national standard GB2890-82.
- Mask unit: It is a new type of single-eye full-face mask, which consists of a mask body, a water blocking mask, a one-way check valve, and a breathing talker. The adjustment of the headband loop is flexible and reliable, and can be adjusted freely according to the user's head shape to meet the needs of various wearers.
- Canister unit: The casing of the canister is made of metal material. The canister is equipped with special impregnated activated carbon and F-03 molecular brush composite adsorbent. It is also equipped with mesh plate, gauze and wool felt, which can effectively adsorb hydrofluoric acid. , sulfur dioxide, sulfuryl fluoride, disulfide decafluoride-oxygen, dust and other toxic and harmful substances to achieve the purpose of purification.
- Canister: Canister air tightness: no air bubbles escape within 1 minute; resistance to air flow: <18.0 mm water column (176 Pa) for large and medium canisters; < 12.0 mm water column (118 Pa) for small canisters. It has a strong adsorption effect on SF6 decomposition products such as HF, SO2, H2S, S2F10, etc.
- Mask unit: It is in good contact with the human face, without obvious pressure, the fixing system has sufficient toughness and strength, and the parts are easy to replace; air leakage coefficient: less than 0.005%. Exhalation valve air tightness: greater than 45 seconds. Actual Hazardous Space: Less than 230ml. Viewing angle: The total field of view is greater than 75%; the binocular field of view is greater than 60%; the lower viewing angle is greater than 40 degrees.
- Protective clothing: permeability: <20L/(m2.s); acid soaking strength drop rate: warp <20%, weft <30%; seam strength: >50N; four-level protection: 98% sulfuric acid.
- Safety work shoes: special HAZMAX material, water-soaked cowhide, can resist a variety of chemical substances, seamless structure, vulcanized rubber sole is oil-proof, anti-skid, anti-static, can still maintain flexibility in a low temperature environment of 30 ℃, at 300 ℃ Heat-resistant contact for 60 seconds at high temperature.
- SF6 chemical resistant gloves: The material does not contain silicone, which well balances the proportional relationship between chemical protection and mechanical protection, and combines flexibility, strength and durability.
- Special protective bag: The special bag is used to store SF6 protective equipment, which is convenient for users to carry to the site for use and storage.
Corresponding parameters
| serial number | project | unit | Standard parameter values |
|
1 |
Equipment composition | set | The complete set of SF6 protective equipment includes one-piece protective clothing, SF6-specific gas masks, SF6-specific canisters, chemical-resistant gloves, anti-static safety work shoes, and protective bags. |
| 1. SF6 anti-virus full face mask | |||
|
2 |
Mask leak rate |
% |
<0.05 |
|
3 |
mask dead space |
% |
<1 |
|
4 |
total field of view field of view |
% |
>70 |
|
5 |
|
% |
Binocular vision>55 |
|
6 |
|
% |
Bottom View>35 |
|
7 |
Exhalation valve air tightness |
S |
>45 |
|
8 |
Inspiratory resistance to airflow |
Pa |
<40.0 |
|
9 |
Exhalation valve resistance to air flow |
Pa |
<100 |
|
2.SF6 canister |
|||
|
10 |
material |
/ |
The shell of the canister is made of metal material. The canister is equipped with special impregnated activated carbon and molecular sieve composite adjuvant, as well as stencil, gauze and wool felt, which can effectively absorb SO2, H2S and other toxic substances produced by SF6 gas cracking. harmful materials. |
|
11 |
resistance to air |
Pa |
≤120 |
|
12 |
Antivirus time of SO2 |
min |
>20 |
|
13 |
Adsorption of acidic substances (as HF) performance |
PPMV |
The acidity is 74.3PPMV, and the mixed gas of SF6 cracking gas and air with a flow rate of 6L/min is passed into the canister, and after 300 minutes of adsorption, the acidity of the permeated gas is 0.35PPMV. |
|
3.SF6 protective clothing |
|||
|
14 |
material |
/ |
PVC protective clothing, with super chemical protection performance, specially designed for the protection of SF6 gas, and resistant to high concentrations of inorganic acids, alkalis and most organic chemicals, flexible, tear-resistant, wear-resistant, lightweight, comfortable, easy to wear human activity. |
|
15 |
Abrasion resistance | class |
6 |
|
16 |
Thermal stability | class |
2 |
|
17 |
Puncture resistance | class |
3 |
|
18 |
tear resistance | class | Vertical level 3, horizontal level 2 |
|
19 |
impermeability | class | 98% Sulfuric Acid, Grade 4 |
| 4. Neoprene Chemical Resistant Gloves | |||
|
20 |
material |
/ |
Natural rubber/neoprene blend with high-quality cotton flocked lining to help reduce skin irritation. |
|
21 |
Protection performance |
|
It can effectively prevent corrosive substances such as sulfur dioxide, hydrogen fluoride, and sulfur decafluoride; it can well balance the proportional relationship between chemical protection and mechanical protection performance; it is comfortable, lightweight, and durable to wear, and can effectively resist the corrosion damage of SF6 gas decomposition corrosive substances. Good protection against salts and detergents. |
| 5. work shoes | |||
|
22 |
material |
|
Imported water-soaked cowhide material. |
|
23 |
Protection performance |
|
1. The anti-rust steel head can effectively protect the impact force of 200kN, and the vulcanized rubber sole is oil-resistant, wear-resistant, anti-skid, and anti-static. It can still maintain flexibility in a low temperature environment of -30 °C, and its safety performance meets EN345-1. 2. It can effectively protect SF6 gas decomposition substances such as sulfur dioxide, hydrogen fluoride and sulfur decafluoride. |
Service Guarantee
- Provide on-site training guidance and conduct on-site demonstration operations.
- Provide detailed Chinese manual and user guide.
- One year free warranty, lifetime spare parts support and maintenance.
- The hotline is available 365 days a day to answer user inquiries.
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