language
Function
1. Electric operation, manual pull-ring operation (instantaneous opening); fuse operation – instantaneous shutdown (secondary action);
2. Electric reset, manual handle reset (close).
Technical Specifications
| Model | KGS-2FH and KGD-FR Combination |
| Air damper spindle | Diameter Φ12–Φ12.7 mm, with 200 mm exposed from the valve body. |
| Action Method | Electric and manual pull ring open; fuse (280°C) closed. |
| Action Time | Within 1.5 seconds |
| Torque of action | 6N-m |
| Rotation direction | Open action – counterclockwise rotation; Closing action – rotate clockwise. |
| Reset Method | Motor automatic reset, handle manual reset. |
| Reset Time | Approximately 12 seconds (at 24V) |
| Rated Voltage | DC 24V ±10% |
| Rated current | 0.3A |
| Rated Current | Continuous Power Supply (Automatic Cut-off Mode) |
| Confirm signal | Output at the terminal block during operation (2 sets) |
| Contact capacity | DC 30V, 2A |
| Surface Treatment of Materials | Galvanization(Gl Sheet) |
| Weight | 3.1 kg (including accessories) |
| Operating temperature | -10℃~50℃ (no freezing, no condensation) |
| Operating environment humidity | Relative humidity below 85% |
Product Keywords： KGS-2FH+KGD-FR Smoke and Fire Damper Secondary Actuator (Automatic Reset Type)
KGS-2FH+KGD-FR Smoke and Fire Damper Secondary Actuator (Automatic Reset Type)
Contact Us
Product Category:
More product lines
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.
Product Message
Please fill in your requirements and contact information, and our team will contact you shortly.
Contact Us
Pioneering and innovation are the spirit of Hua Hui; high quality, excellent reputation, and putting customers first have always been the principles our company adheres to. We welcome both new and existing customers to choose and patronize us.