HD Series, Flangefit, 430 Grade Stainless Steel Blades, Hand Operated 018-250-CLAMP

HD Series, Flangefit, 430 Grade Stainless Steel Blades, Hand Operated 018-250-CLAMPThe HD LL Series Low Leakage Damper is designed for air conditioning and ventilation systems requiring air control and low closed blade leakage performance. It is ideal for environments where maintaining low leakage is critical, ensuring smooth airflow and minimal pressure drop, making it an ideal choice for larger more robust applications, such as data centres. Suitable for velocities up to 20 m s and duct Pressure to 2000 Pa, conforming to DW144 and

Multiple section spigot square/rectangular dampers available either for site assembly or factory assembled

The TOPP ACK5 Chain Window Actuator 400mm delivers precise

The ZT-MAINS-5 provides AC mains

Remote calibration using a magnetic key without opening the housing facilitates its periodic test and calibration

AOV window systems requiring correct bracket mounting

and a sound output of 94dBA @ 1m

The combined sounder & flasher version also includes a loop short circuit isolator

● Electric

● Manual

smoke & heat multisensor fire detection plus a 92db(A) tone Alarm sounder and an O-C-1

A single battery (available with some models) will ensure that the heat alarm remains operational

Nominal SPL (Sound Pressure Level) 84