ON-OFF TYPE Electric Actuator Quarter Turn Flameproof
“aline” Make ON-OFF Type Electric Actuator Quarter Turn Flameproof (Square Body) is a robust and reliable valve automation solution specially engineered for hazardous and explosive industrial environments. Designed for 90° quarter-turn operation, this flameproof actuator is ideal for automating Ball Valves, Butterfly Valves, Plug Valves, Dampers, and other quarter-turn valves where safe, dependable, and precise ON/OFF control is required.
Manufactured with a heavy-duty flameproof square body aluminium housing, the actuator is suitable for installation in areas containing combustible gases, vapors, and dust. It delivers high torque output, smooth valve operation, and excellent durability under demanding industrial conditions.
Equipped with manual override, self-locking worm gear mechanism, adjustable limit switches, visual position indicator, and electronic motor protection, the actuator ensures long service life with minimal maintenance. Its compact design allows easy installation on ISO 5211 mounting valves and seamless integration into industrial automation systems.
Product Features:
- Heavy Duty Flameproof Square Body Construction
- ON-OFF Quarter Turn (90°) Operation
- High Torque Output
- Self-Locking Worm Gear Drive
- Manual Override Facility
- Adjustable Open & Close Limit Switches
- Mechanical Travel Stops
- Visual Valve Position Indicator
- Corrosion Resistant Epoxy Powder Coated Housing
- High Efficiency Electric Motor
- Compact & Rugged Industrial Design
- Low Maintenance & Long Service Life
Technical Specifications:
| Parameter | Details |
|---|---|
| Product Type | Flameproof Electric Actuator |
| Body Design | Square Body |
| Operation | ON/OFF Quarter Turn (90°) |
| Rotation Angle | 90° ± 5° |
| Supply Voltage | 230V AC, 110V AC, 24V DC |
| Optional Voltage | 24V AC, 380V AC, 415V AC |
| Protection Type | Flameproof |
| Torque Range | 30 Nm to 2000 Nm |
| Housing Material | Die Cast Aluminium Alloy |
| Surface Finish | Epoxy Powder Coated |
| Mounting Standard | ISO 5211 |
| Manual Override | Handwheel / Key Override |
| Ambient Temperature | -20°C to +70°C |
| Duty Cycle | S2 / S4 (Model Dependent) |
Standard Features:
- Flameproof Square Body Design
- ON/OFF Electrical Operation
- High Torque Motor
- Self-Locking Gear Mechanism
- Open & Close Limit Switches
- Mechanical Stop Adjustment
- Valve Position Indicator
- Manual Override System
- Heavy Duty Aluminium Housing
- Weather & Corrosion Resistant Finish
- Reliable Motor Protection
- Easy Valve Mounting
Optional Accessories:
- Auxiliary Limit Switches
- Position Feedback Potentiometer
- Space Heater & Thermostat
- Torque Switch
- Local Control Unit
- Stainless Steel Fasteners
- Explosion Proof Cable Glands
- Custom Mounting Brackets
Applications:
- Oil & Gas Industry
- Petrochemical Plants
- Chemical Processing Plants
- Refineries
- LPG & LNG Plants
- Offshore Platforms
- Power Plants
- Hazardous Area Installations
- Fuel Storage Terminals
- Mining Industry
- Cement Plants
- Water & Wastewater Treatment
- Process Automation Systems