Combined "Fire-Smoke" damper

⚙️ Technical specifications (Typical):
Parameter Description
Damper type
Single-blade / Double-blade
Housing material
Galvanized or stainless steel
Shape
Round / Rectangular
Fire resistance class
E 60 / E 90 / E 120 / S1500
Operating temperature
from -30 °C to +600 °C
Activation temperature
70 °C / 95 °C (thermal sensor)
Control mechanism
Electric actuator with return spring / Pneumatic actuator
Actuator power supply
24 V / 230 V AC/DC
Opening time
< 60 seconds
Leakage class
Class 2 and above (according to EN 1751)
Certification
EN 12101-8, GOST R 53301, ISO

✅ Advantages:

• Reliable opening and closing in case of fire
• High degree of tightness
• Full compatibility with fire alarm and automation systems
• Horizontal and vertical mounting options
• Full compliance with international safety standards