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Maintenance-free
FK90 fire dampers
■ Heights up to 1000 mm
■ Fire resistance period up to 120 minutes
■ Hygiene certificate
■ Environmental Product Declaration according to ISO 14025 and EN 15804
Subject to change
Fire classification: EI 30/60/90/120 (v
The German original version of this document shall prevail.
- series FK120 -
- h
, i ↔ o) S C
e
o
10ooo
User Manual 5.02 (2016-10) 1
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Summary of Contents for Wildeboer FK90
- Page 1 Maintenance-free FK90 fire dampers - series FK120 - ■ Heights up to 1000 mm ■ Fire resistance period up to 120 minutes Fire classification: EI 30/60/90/120 (v , i ↔ o) S C 10ooo ■ Hygiene certificate ■ Environmental Product Declaration according to ISO 14025 and EN 15804 The German original version of this document shall prevail.
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Page 2: Features And Characteristics
FK90 fire dampers Features and characteristics Single-piece sheet steel casing galvanized - pressure-joined - extremely robust, airtight Leak tightness class C according to EN 1751 Option: Epoxy resin powder coating Dimensions B and H in 5-mm increments Nominal width B: 200 mm to 1500 mm... - Page 3 FK90 fire dampers Description Maintenance-free FK90 fire dampers according to EN 15650 EI 30/60/90/120 (v , i ↔ o) S C Fire classifications: ⇒ see page 11 10ooo Declaration of performance: DoP no.: CPR/FK120/002 EU Declaration of Conformity according to Directive 2014/34/EU...
- Page 4 FK90 fire dampers Release mechanisms and actuators (1) FK90 fire dampers, series FK120, are fitted with maintenance-free thermal-mechanical release mechanisms or with thermal-electrical release mechanisms on the spring return actuators. Release occurs at a nominal temperature of 70°C. Coated release elements provide increased corrosion protection. Release mechanisms with a release element for nominal temperatures of 95°C and 100°C are provided for warm air heating systems.
- Page 5 FK90 fire dampers Release mechanisms and actuators (2) Option: Electric spring return actuator Enclosed release element with 70°C release element; IP54. M220-7 230 V AC; 7 VA/6 W; I = 0.15 A. max ≤ 10 ms M24-7 24 V AC/DC; 7 VA/5 W; I = 5.8 A.
- Page 6 FK90 fire dampers Data sheet (1) Dimensions Lip seal Release element Enclosed transmission Casing Control opening Operation side up Thermal- mechanical release mechanism Manual release Limit switch E-CLOSED (optional) Manual release Operation unit Limit switch Damper E-OPEN (optional) blade Closing spring...
- Page 7 FK90 fire dampers Data sheet (2) Free cross-sections, weights Free cross-sections A [m²] free 1000 0.018 0.022 0.026 0.030 0.034 0.041 0.049 0.057 0.065 0.073 0.080 0.088 0.096 0.104 0.112 0.127 0.143 0.021 0.026 0.030 0.035 0.039 0.048 0.057 0.066 0.075...
- Page 8 FK90 fire dampers Dimensioning (1) Pressure drop with ventilation duct connection on both sides FK90 fire dampers can be used in the area of the nomograms. With large dimensions, restrictions 3000 should be taken into account depending on operating pressure and volume flow.
- Page 9 FK90 fire dampers Dimensioning (2) Sound power level with ventilation duct connection on both sides Example: ⇒ see page 10 50 70 300 350 400 600 700 800 1000 1200 1500 Pressure drop p [Pa] Width B [mm] Height H [mm]...
- Page 10 FK90 fire dampers Dimensioning (3) Relative sound power level, examples, nomenclature Relative sound power level Flow velocity v [m/s] 1000 2000 4000 8000 Octave mid frequency [Hz] Example: = 4000 m³/h = 0.098 m² free 500 mm 29 Pa Dp 300 mm 7.4 m/s...
- Page 11 FK90 fire dampers Installation in rigid walls and ceilings and in metal stud walls (1) with cladding on both sides Typical installation with mortar The fire dampers are in masonry walls. EI 30/60/90/120 (v , i ↔ o) S C "Flange-to-flange"...
- Page 12 FK90 fire dampers Installation in rigid walls and ceilings and in metal stud walls (2) with cladding on both sides The rigid walls and ceilings can be made of concrete, lightweight concrete, porous concrete (aerated concrete) or plaster. They can be constructed as masonry or from wallboard. Walls may also be configured as fire walls, shaft walls, shafts or ducts.
- Page 13 • Fire dampers in potentially explosive atmospheres must be grounded in accordance with regulations. Operating instructions for the FK90 fire dampers, series FK120, can be downloaded online at www.wildeboer.de/en. Series FK120 Subject to change...
- Page 14 FK90 fire dampers Ordering FK90 fire dampers, series FK120 FK120 - Standard widths B and heights H Size Intermediate dimensions are available in B [mm] x H [mm] x L [mm] 5-mm increments. ⇒ see page 3 1050 Option: Damper blade •...
- Page 15 FK90 fire dampers Specification text Maintenance-free fire dampers according 15650 with 30/60/90/120-minute fire resistance period and the fire classifications 10000 30/90/90/120 (ve - ho, i ↔ o) S. Air-tight casing, leak tightness class C according to EN 1751, made of galvanized steel with...
- Page 16 Network your fire protection and significantly minimise the cost of planning, installation and testing. The BS2 communication system “Wildeboer-Net” lays all the groundwork for you. Don’t miss out on these benefits. We would be glad to advise you. Watch explanatory video...
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