Cast Iron Declutchable Manual Override Gearbox for Pneumatic Actuators - 300Nm to 3200Nm Torque Range with IP65 Rating
Cast iron manual override gearboxes with torque range from 300Nm to 3200Nm, featuring ISO actuator and valve mountings for reliable manual positioning of quarter-turn valves and devices.
The Veson VSM series declutchable gearboxes provide essential manual override capability for pneumatic rotary valve actuators. These rugged, lightweight units offer modular design for efficient and cost-effective manual operation solutions in demanding industrial environments.
- Torque capacity range: 300Nm to 3200Nm
- Compact design with small volume and light weight
- Dual operation modes: pneumatic and manual override
- Self-locking worm gear for safe operation and long service life
- External epoxy coating for superior corrosion resistance
- IP65 protection rating for dustproof and waterproof operation
- Modular construction for flexible installation options
Handle positioned upward engages worm gear for manual valve control. This mode is essential during power loss or maintenance situations.
Handle positioned downward disengages worm gear, allowing normal pneumatic actuator operation without manual interference.
| Parameter | Description |
|---|---|
| Material | Cast Iron |
| Gearbox Type | Veson Declutchable Manual Override |
| Operation | Manual Override with Declutching Mechanism |
| Input Connection | Standard mounting interface for actuator or valve |
| Output Connection | Standard interface for actuator or valve |
| Mounting | Bolted or flange-mounted to actuator or valve |
| Lubrication | Periodic lubrication required per manufacturer guidelines |
| Weather Protection | Weatherproof and corrosion-resistant features |
| Torque Capacity | Model-dependent (300Nm to 3200Nm range) |
| Standards | Complies with API, ISO industry standards |
Ideal for 90° butterfly valves, ball valves, and other quarter-turn devices where reliable manual override capability is required on pneumatic or hydraulic rotary actuators in industrial process control systems.
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