QB-35 series SF6 gas insulated current transformersDetailed product description：

The QB-35 series SF6 gas insulated current transformer is an outdoor product used for current and energy measurement and relay protection in 35KV, 50HZ power systems. The product adopts an inverted structure.

Normal operating conditions of QB-35 series SF6 gas insulated current transformer
1. Environmental temperature: Maximum temperature:+40 ℃ Minimum temperature: -30 ℃
2. Altitude: not exceeding 1000 meters
3. Atmospheric conditions: No severe corrosive gases, flammable and explosive substances, etc.
LVQB-35: Level I polluted area;
LVQB-35W1: Level II polluted area;
LVQB-35W2: Level III polluted area.
4. Seismic fortification intensity: 8 degrees.
5. Wind speed: less than 35m/s.
6. Installation location: outdoor or indoor.

Main specifications and technical parameters of QB-35 series SF6 gas insulated current transformers

This product complies with the GB1208-1997 standard for current transformers, with the following main specifications and technical parameters:
1. Rated voltage/maximum equipment voltage: 35/40.5KV
2. Rated frequency: 50HZ
3. Polarity: Decreased polarity
4. Rated operating pressure of sulfur hexafluoride gas: 0.4Mpa (20 ℃), minimum operating pressure of sulfur hexafluoride gas: 0.35Mpa (20 ℃).
5. Accurate level combination
The combination of conventional products is measurement/protection/protection, and the accuracy level combination and accuracy level can be customized according to user needs, with an accuracy level of up to 0.2S.