FDMB

FDMB fire damper

The fire dampers are used in ventilation systems installed in ductwork . In case of fire on any side the multi-blade fire damper closes the fire compartment automatically to prevent the propagation of fire and hot gases.

The FDMA fire dampers comply with the requirements of MSZ EN 15650. Fire resistance tested according to MSZ EN 1366-2 and classified in accordance with MSZ EN 13501-3.

Types

FDMB.S rectangular fire damper Width B [mm] 160 – 1000 mm Height H [mm] 160 – 500 mm	FDMB.R round fire damper Nominal sizes [mm] D.160 – D.630

Classification

• EI90/120 (v_e, h_o i ↔  o) S

Technical data

• Mounting width L [mm] 375 / 475 mm
• Maximum cross section A ≤ 0,5 m²
• Certificate of Performance according to 305/2011/EU
• Casing air leakage according to MSZ EN 1751, class C2