Mandik FDMB Manual page 4

Fire dampers

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Damper characteristics

• CE certified acc. to EN 15650

• Tested in accordance with EN 1366-2

• Classified acc. to EN 13501-3+A1

• Fire resistance EIS 120, EIS 90

• External Casing leakage class C, Internal leakage class 2 acc. to EN 1751

• Cycling test in class C 10000 acc. to EN 15650

• Corrosion resistant acc. to EN 15650

• ES Certificate of conformity No. 1391-CPD-0011/2014

• Declaration of Performance No. PM/PKTM_III/01/16/1

• Hygienic assessment of fire dampers - Report No. 1.6/13/16/1

Working conditions

Right damper function is secured under the following conditions:

a) Maximum air circulation speed: 12 m.s

Maximum pressure difference: 1200 Pa

b) Dampers could be displaced into position "CLOSED" only in case that ventilator, or Air

Handling Unit is switched off. The goal is the securing of proper closing and safe

function of Fire Damper in case of Fire.

c) The air circulation in the whole damper section must be secured as steady on whole

surface.

Operation of the dampers does not depend on the direction of air circulation. The dampers can

be located in an arbitrary position.

Dampers are suitable for systems without abrasive, chemical and adhesive particles.

Dampers are designed for macroclimatic areas with mild climate according to EN 60 721-3-3.

Temperature in the place of installation is permitted to range from - 30°C to + 50°C.