Explosion-Proof Electric Valve Actuator
This explosion-proof electric actuator controls valve opening, closing, and adjustment, and supports remote or on-site operation. It is widely used in industries such as electric power, metallurgy, petroleum, chemical, and water treatment.





Technical Specifications
Product Overview
Explosion-Proof Electric Valve Actuator
This QB-type electric valve actuator is engineered for precise control of 90-degree rotary valves, including butterfly, ball, and plug valves, as well as damper baffles. Designed for demanding industrial environments, it supports both remote and on-site operation for opening, closing, and adjustment tasks. The unit is built to withstand hazardous conditions, ensuring reliable performance in sectors such as power, petroleum, chemical processing, and water treatment.
Technical Specifications
- Compatible Valve Types
- Butterfly ValveBall ValvePlug ValveDamper Baffle
- Rotation Angle
- 90 degrees
Compliance & Standards
Performance Standards
- JB/T8528-1997 (Normal valve electric actuator)
- JB/T8529-1997 (Flameproof valve electric actuator)
Explosion-Proof Standards
- GB3836.1-2000 (General requirements)
- GB3836.2-2000 (Flameproof electrical apparatus 'd')
Applications
Target Industries
Product Variants
Model Designations
| Model | Description |
|---|---|
| Q, DQ | Outdoor Use |
| QB | Flameproof |
| QZ | Overall Type |
| QT | External Regulation |



