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Function:
1. Connect to fire‑extinguishing gas or other inert gases to activate the device.
2. Adjustable airflow (6 levels: 0°–30°–45°–60°–75°–90°).
3. After the gas is exhausted, a return spring inside the cylinder automatically resets the mechanism.
| Technical Specifications | |
| Model | KGG-2 |
| Diameter of the damper spindle | φ12–φ12.7 mm |
| The damper spindle protrudes from the valve body. | 120mm |
| Action Method | Cylinder |
| Gas supply pressure | 0.9–2.5 MPa |
| Torque of action | At 0.9 MPa, 14 N·m |
| Rotation direction | Rotate counterclockwise when performing the action. |
| Reset Method | Exhaust gas, automatic reset |
| Reset torque | 12 N·m |
| Air Volume Adjustment | 6th gear |
| Surface Treatment of Materials | Galvanization(Gl Sheet) |
| Weight | 2.8 kg (including accessories) |
| Operating temperature | -10°C to 50°C (no freezing, no condensation) |
| Operating environment humidity | Relative humidity below 85%. |
Product Keywords： KGG-2 Pneumatic Fire Damper Actuator (Self‑Resetting Type)
KGG-2 Pneumatic Fire Damper Actuator (Self‑Resetting Type)
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We focus on the R&D and manufacturing of high‑end products such as large forged components for nuclear power, ultra‑large rotors, large‑diameter, thick‑walled shells for chemical equipment, tube sheets, ultra‑supercritical forgings, and forgings for high‑pressure hydrogen storage vessels, providing core support for China’s major equipment and high‑end manufacturing.
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