The JDQX-35 series voltage transformer is a three winding, relative to ground outdoor sulfur hexafluoride single-phase voltage transformer, used for voltage and energy measurement and relay protection in neutral point non effective grounding systems with automatic disconnection of ground fault devices.

JDQX-35 series SF6 gas insulated voltage transformer usage conditions

1. Environmental temperature: Maximum temperature:+40 ℃ Minimum temperature: -30 ℃
2. Altitude: not exceeding 1000 meters
3. Seismic fortification intensity: 8 degrees.
4. Wind speed: less than 35m/s.
5. Atmospheric conditions:
JDQX-35: Level I Light Pollution
JDQX-35W1: Level II pollution
JDQX-35W2: Grade III heavy pollution
JDQX-35W3: Grade IV Extra Heavy Pollution
6. Installation location: Outdoor.

Main specifications and technical parameters
1. Rated voltage ratio: KV
2. System maximum voltage: 40.5KV
3. Rated frequency: 50HZ
4. Rated operating pressure of sulfur hexafluoride gas: 0.4Mpa (20 ℃), minimum operating pressure of sulfur hexafluoride gas: 0.35Mpa (20 ℃).
5. The accuracy level and rated output are shown in the table below, and the accuracy level and error limit are in accordance with the provisions of GB1207-1997 "Voltage Transformers"

Note: 1. The load power factor is 0.8 (lagging)
2. The accuracy level and rated output in the table can be combined differently according to the data in the table. Please refer to the product nameplate for specific data.

JDQX-35 series SF6 gas insulated voltage transformer