Heavy-duty door closer mechanism by Abloy with code DC300-L197. Suitable for armored doors, aluminum doors, fireproof doors, and heavy-duty iron doors.

• Force: adjustable 5 – 7
• Certification: in accordance with EN 1154, sizes 3-6 / 1-3
• Speeds: closing and locking speeds independently adjustable
• Front metal valves: for easy and reliable adjustments
• Temperatures: consistent performance across a wide range
• Backcheck function: as standard for frame and surrounding area protection (not for parallel arm installation)
• Color: silver
• Open angle stop: adjustable up to 150°
• Suitable for fire-resistant and smoke doors with built-in concealed mounting plate
• Can be used for left or right-handed DIN doors
• Adjustable shaft height: up to 14 mm
• Settings: closing speed, latch speed, and backcheck adjustable via control valves
• Thermodynamic valves: for stable performance
• Variable adjustable closing force
• Opening angle: up to 180°