Lindab WK45 Series Technical Manual
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Lindab WK45 Series Technical Manual

Patented fire damper
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WK45
Technical Manual
English
PATENTED FIRE DAMPER
RECTANGULAR SERIES WK45 - 500 Pa / 300 Pa
Cert. N° 1812-CPR-1006
Installation type with fire resistance class

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  • Page 1 WK45 Technical Manual English PATENTED FIRE DAMPER RECTANGULAR SERIES WK45 - 500 Pa / 300 Pa Cert. N° 1812-CPR-1006 Installation type with fire resistance class...
  • Page 2 This is a 56page manual.

  • Page 3: Table Of Contents

    WK45 WK45 TAbLE oF CoNTENTS Overview � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �  p� 4 Description �...

  • Page 4: General Characteristics

    WK45 WK45 ovER vIEW ovER vIEW Description Equipped with various different mechanisms completely „ outside the wall, easily interchangeble even after installa- Fire dampers WK45 are devices for use in heating, ventila- tion. tion and air-conditioning (HvAC) systems at fire bounda- ries to maintain compartmentation and protect means of General characteristics „...

  • Page 5: Available Dimensions

    WK45 WK45 ovER vIEW Available dimensions „ Single fire dampers † Fire dampers are avaible in all base-height combination indicated below, excluded sizes: 200x650, 200x700, 250x700, 200x750, 250x750, 300x750, 350x750, 200x800, 250x800, 300x800, 350x800. Avaible height Avaible base Avaible base 1000 1050 1100...

  • Page 6: Paired Fire Dampers Wall Opening

    WK45 WK45 ovER vIEW It is allowed to pair two fire dampers. Maximum paired size: 1670x1500, 3070x800, 1500x1670. It is forbidden to pair three or more fire dampers. It is forbidden to vertically pair two fire dampers with vertical axis. Paired fire dampers wall opening „...
  • Page 7 WK45 WK45 ovER vIEW WK45 Fire damper Rock wool strip 100 kg/m³ 80 x 65 x nominal fire damper height + Steel plate 70 mm (not included in the connection kit WKBA2) Fixing screws Rock wool strip 100 kg/m³ 80 x 65 x nominal fire damper base + 70 mm (not included in the connection kit WKBA2) •...

  • Page 8: Performances

    WK45 WK45 ovER vIEW WK45 Fire damper Rock wool strip 100 kg/m³ 80 x 65 x nominal fire damper base + Steel plate 70 mm (not included in the connection kit WKBA2) Fixing screws • It is forbidden to pair three or more fire dampers. •...
  • Page 9 WK45 WK45 ovER vIEW Fire resistance classification according to EN 13501-3-2009 „ EI 180 S EI 120 S EI 90 S EI 60 S EI 30 S (500 Pa) (500 Pa) (500 Pa) (500 Pa) (500 Pa) EI 120 S Installation within vertical rigid wall  p. 22 Wall minimum thickness 100 mm B X H B X H...
  • Page 10 WK45 WK45 ovER vIEW Fire Batt (Weichschott) sealings † EI 120 S EI 90 S EI 60 S EI 30 S (300 Pa) (300 Pa) (300 Pa) (300 Pa) EI 90 S Installation within vertical rigid wall with Fire Batt (Weichschott) sealing  p. 28 Wall minimum thickness 100 mm B X H B X H...

  • Page 11: Mechanism Type

    WK45 WK45 ovER vIEW Mechanism type „ Closing by remote control Manual / Manual with magnet † With power supply input or interruption magnet (WK45M version only). Manual opening lever Temperature calibration of thermosensitive element for Protection box Lever position when the blade is open automatic damper closing Lever position when the blade is closed 70 °C±7 °C (Standard)
  • Page 12 WK45 WK45 ovER vIEW Temperature calibration of thermosensitive element for automatic damper closing 72 °C±7 °C (Standard) 95 °C±9 °C (on request). Siemens motorized version † Manual closing switch Manual opening lever Screwdriver Position indicator Blade closing mode Automatic closing with thermal fuse. The control mechanism has a thermosensitive element that automatically closes the blade when the temperature in the duct or in the room exceeds 72°C (or 95°C for the...

  • Page 13: Technical Data

    WK45 WK45 TECHNICAL DATA TECHNICAL DATA The sizes shown are in mm. Dimension „ S blade exposition Manual Siemens motorized version † † Manual with magnet Belimo motorized version † † 13/56 13/56...

  • Page 14: Weights

    WK45 WK45 TECHNICAL DATA Weights „ Base Height 10,0 11,0 12,0 13,0 15,0 16,0 18,0 20,0 10,0 11,0 12,0 13,0 14,0 16,0 18,0 20,0 22,0 11,0 12,0 13,0 14,0 17,0 19,0 21,0 22,0 24,0 12,0 13,0 14,0 15,0 18,0 19,0 22,0 24,0 26,0...

  • Page 15: Installation

    WK45 WK45 INSTALLATIoN INSTALLATIoN The sizes shown are in mm. It is recommended to perform a functional test before Installation to exclude possible damage during transport and another test immediately after installation to exclude accidental damage to the product and interference with mounting components.
  • Page 16 WK45 WK45 INSTALLATIoN Despite flexible connector installation, the fire damper must be installed in the construction support so that its weight does not affect damper’s installation position both during normal operation and in case of fire. It is recommended not to compress flexible connectors in the installation phase.
  • Page 17 WK45 WK45 INSTALLATIoN Transfer Application (application not connected to air ducts on one or both sides) „ Following tests performed as per EN 1366-2, section 6.3.6 Standard, it is possible to install the fire damper free from air duct from one or both sides. •...
  • Page 18 WK45 WK45 INSTALLATIoN Technical data (Transfer Application) † Mechanism side End cap length mechanism side Mechanism opposite side End cap length mechanism opposite side End cap with mesh Nominal height of fire damper Length of end cap with mesh depending on fire damper height H. Nominal height of fire damper End cap length mechanism side End cap length mechanism opposite side...

  • Page 19: Minimum Distances

    WK45 WK45 INSTALLATIoN Minimum distances „ It is recommended to keep enough space for using the In accordance with Articles 7 and 13 of EN 1366-2 respect control mechanism or for maintenance. the minimum distances indicated below. Minimum distances Side vertical wall Distance between fire damper and vertical lateral wall / floor Floor Distance between fire dampers installed within floor...
  • Page 20 WK45 WK45 INSTALLATIoN Fire Batt (Weichschott) sealings † Fire dampers installed within Fire dampers installed within vertical wall floor Paired instal- Installation a [mm] b [mm] c [mm] d [mm] lation EI 90 S Installation within vertical rigid wall with Fire Batt (Weichschott) sealing  p. 28 Yes.

  • Page 21: Construction Supports Characteristics

    WK45 WK45 INSTALLATIoN Construction supports characteristics „ • vertical profiles placed with a maximum spacing of 625 The European standard for fire dampers foresees a precise correlation between the wall/floor characteristics and the mm between each other; fire resistance class obtained, as well as the correlation be- •...
  • Page 22 WK45 WK45 INSTALLATIoN Gypsum blocks light walls • minimum density 2200 kg/m³. † Gypsum blocks wall can be built with special solid gypsum Installations within vertical rigid wall „ blocks with interlocking shaped edges as indicated in the supplier's instructions and according to the following char- Refer to the section Construction supports characteris- acteristics: tics  p. 21 for further information.
  • Page 23 WK45 WK45 INSTALLATIoN EI 120 S / EI 180 S Installations within vertical rigid wall Sealing indicated in the table Damper protrusion from the wall: see table above Hole base: see table above Wall minimum thickness: see table above Hole height: see table above EI 120S Installation within vertical rigid wall Plasterboard infill panel, thickness 12,5 mm, for rock wool sealing Hole base: see table above...

  • Page 24: Installations Within Vertical Light Wall (Plasterboard)

    WK45 WK45 INSTALLATIoN Installations within vertical light wall (plasterboard) „ Refer to the section Construction supports characteris- Damper positioning † tics  p. 21 for further information. Fix the four flaps code WKGY100 on the four corners of the Comply with the minimum distances indicated on section fire damper (in corrispondence to the longer screws) only Minimum distances  p. 19 for rock wool sealing.
  • Page 25 WK45 WK45 INSTALLATIoN EI 90 S Installation within vertical light wall (plasterboard) Hole base: see table above WKGY100 fixing brackets (accessory to order separately, one size Hole height: see table above valid for all fire dampers kind and wall thickness) Damper protrusion from the wall: see table above Rock wool density up to 100 kg/m³...

  • Page 26: Installations Within Vertical Light Wall (Gypsum Blocks Wall)

    WK45 WK45 INSTALLATIoN Installations within vertical light wall (gypsum blocks wall) „ Refer to the section  p. 21 for further information. Damper positioning † Comply with the minimum distances indicated on section Position the damper in the opening so that the side of the Minimum distances  p. 19 closing mechanism extends as indicated in the table and in the drawing.

  • Page 27: Installations Within Floor

    WK45 WK45 INSTALLATIoN Installations within floor „ Refer to the section Construction supports characteris- Damper positioning † tics  p. 21 for further information. Position the damper in the opening so that the side of the Comply with the minimum distances indicated on section closing mechanism extends as indicated in the table and Minimum distances  p. 19 in the drawing.
  • Page 28 WK45 WK45 INSTALLATIoN Installations within vertical wall with Fire Batt (Weichschott) sealing „ Refer to the section Construction supports characteris- Filling † tics  p. 21 for further information. Fill the space between the damper and the wall using Fire Comply with the minimum distances indicated on section batt (Weichschott) sealing made from two rock wool pan- Minimum distances  p. 19 els with minimum thickness of 50 mm and minimum den-...

  • Page 29: Installation Within Floor With Fire Batt (Weichschott) Sealing

    WK45 WK45 INSTALLATIoN Installation within floor with Fire Batt (Weichschott) sealing „ Refer to the section  p. 21 for further information. Filling † Comply with the minimum distances indicated on section Fill the space between the damper and the floor using Minimum distances  p. 19 Fire batt (Weichschott) sealing made from two rock wool panels with minimum thickness of 50 mm and minimum...

  • Page 30: Electrical Connections

    WK45 WK45 ELEC TRICAL CoNNEC TIoNS ELEC TRICAL CoNNEC TIoNS Electrical wiring „ Electrical connections must be done by qualified and 230 V AC magnet wiring † trained people. Switch off the power supply before starting any work on the electric elements. Never switch on the power supply during electrical connections.
  • Page 31 WK45 WK45 ELEC TRICAL CoNNEC TIoNS WK45 - Motorized version † Belimo servomotor: bFL24T, bFN24T, bF24T, bFL230T, bFN230T, bF230T. Negative (DC) or neutral (AC) Positive (DC) or phase (AC) Phase Neutral Common closed damper microswitch Siemens servomotor: Normally closed, closed damper microswitch GRA126, GNA126, GGA126.

  • Page 32: Electrical Specifications

    WK45 WK45 ELEC TRICAL CoNNEC TIoNS Electrical specifications „ Manual with magnet Manual Belimo motorized version Siemens motorized version Power interrruption magnet: Power input magnet: P=4,5 W (24V DC or 230 V AC version) P=4,5 W (24V DC or 230 V AC version) Motor 24V AC/DC (WK45VMB): Motor 230V AC (WK45DMB): Belimo BFN24T...

  • Page 33: Maintenance And Inspections

    WK45 WK45 ELEC TRICAL CoNNEC TIoNS MAINTENANCE AND INSPEC TIoNS Disposal Fire dampers and control mechanisms do not require rou- „ tine maintenance. Disposal in case of destruction must be carried out in ac- Extraordinary maintenance (repairs) and periodic inspec- cordance with national legislation.

  • Page 34: Selection

    WK45 WK45 SELEC TIoN SELEC TIoN Air flow rates in relation to the diameter „ Maximum frontal air speed = 10 m/s Base (mm) Front Maximum Front Maximum Front Maximum Front Maximum section section air flow section section air flow section section air flow...
  • Page 35 WK45 WK45 SELEC TIoN Base (mm) Front Maximum Front Maximum Front Maximum Front Maximum section section air flow section section air flow section section air flow section section air flow Height (mm) m² m² m³/h m² m² m³/h m² m² m³/h m²...
  • Page 36 WK45 WK45 SELEC TIoN Base (mm) 1400 1450 1500 Front section Net section Maximum air Front section Net section Maximum air Front section Net section Maximum air flow flow flow Height (mm) m² m² m³/h m² m² m³/h m² m² m³/h 0,280 0,155...

  • Page 37: Air Flow Rates As A Function Of The Pressure Drop

    WK45 WK45 SELEC TIoN Air flow rates as a function of the pressure drop „ ∆P = 20 Pa Base (mm) Height (mm) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) 27,5 28,5 29,3...
  • Page 38 WK45 WK45 SELEC TIoN ∆P = 30 Pa Base (mm) Height (mm) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) 32,7 33,7 34,5 35,2 35,8 38,0 1110 38,8 1244 39,5 1381 40,2 35,6...
  • Page 39 WK45 WK45 SELEC TIoN ∆P = 40 Pa Base (mm) Height (mm) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) m³/h dB(A) 36,4 37,4 38,3 38,9 39,6 1129 41,7 1281 42,5 1437 43,2 1595 43,9...
  • Page 40 WK45 WK45 SELEC TIoN Air flow rates as a function of generated sound levels „ Lw = 30 dB(A) Base (mm) ΔP ΔP ΔP ΔP ΔP ΔP ΔP ΔP ΔP Height (mm) m³/h m³/h m³/h m³/h m³/h m³/h m³/h m³/h m³/h 24,4 22,5...
  • Page 41 WK45 WK45 SELEC TIoN Lw = 40 dB(A) Base (mm) ΔP ΔP ΔP ΔP ΔP ΔP ΔP ΔP ΔP Height (mm) m³/h m³/h m³/h m³/h m³/h m³/h m³/h m³/h m³/h 52,8 48,9 45,8 43,4 41,4 1058 35,1 1164 33,0 1269 31,2 1373 29,7...
  • Page 42 WK45 WK45 SELEC TIoN Lw = 45 dB(A) Base (mm) ΔP ΔP ΔP ΔP ΔP ΔP ΔP ΔP ΔP Height (mm) m³/h m³/h m³/h m³/h m³/h m³/h m³/h m³/h m³/h 77,7 71,9 67,6 64,1 1155 61,1 1285 51,8 1413 48,6 1540 46,0 1667...

  • Page 43: Pressure Drop And Sound Level Graph For Base 400 Mm

    WK45 WK45 SELEC TIoN Pressure drop and sound level graph for base 400 mm „ Example B = Base [mm] B = 500 H = Height [mm] H = 600 Q = Air flow [m³/h] Q = 4320 m³/h V1 = Frontal air speed [m/s] V1 = 4 m/s ΔP = Pressure drop [Pa] ΔP = 0,83 x 9,7 = 8 Pa...

  • Page 44: Correction For Base Different Than 400 Mm

    WK45 WK45 SELEC TIoN Correction for base different than 400 mm „ Correction for base different than 400 mm B in mm ΔP x ζ x … 1,65 1,40 1,23 1,10 1,00 0,87 0,83 0,80 0,77 0,75 0,73 0,71 0,69 0,67 Lw + …...

  • Page 45: Accessories And Spare Parts

    WK45 WK45 ACCESSoRIES AND SPARE PAR TS ACCESSoRIES AND SPARE PAR TS Open blade microswitch WHKICKIT Closed blade microswitch (necessary according to UNI 10365, art. 4.9) WHKFCKIT Remote control magnet, optional for manual command fire dampers. Power supply input version: the fire WHKMA024KIT damper blade closes when power is supplied.
  • Page 46 WK45 WK45 ACCESSoRIES AND SPARE PAR TS Motorized plate WK45/43 for Belimo BFN + fixing screws (motor not included) WK45SMB Motorized plate WK45/43 for Siemens GNA / GRA + fixing screws (motor not included) WK45MTSP Belimo motor for dampers predisposed for use with BFN24T / BF24T, 24 V AC/DC power supply, BFN24T/BF24T thermofuse 72 °C Belimo motor for dampers predisposed for use with BFN24T-ST / BF24T-ST, 24 V AC/DC power supply,...
  • Page 47 WK45 WK45 ACCESSoRIES AND SPARE PAR TS Inspection opening side A WKSPA Inspection opening side C WKSPC Inspection opening side A+C (Avaible only during fire damper order) WKSPAC (Inspection opening not available for INOX steel casing) (Refer to the section Components  p. 4 for further information about inspection openings) Matt black epoxy powder painting for WK45 fire damper casing WK45PAINT[B][H]...

  • Page 48: How To Order

    WK45 WK45 HoW To oRDER HoW To oRDER Motorized fire dampers „ Code Type Rectangular fire damper Series Blade thickness 40 mm - 500 Pa air sealing Siemens motor GRA126 (24V) Siemens motor GRA326 (230V) Siemens motor GNA126 (24V) Siemens motor GNA326 (230V) Siemens motor GGA126 (24V) Siemens motor GGA326 (230V) Motor type...

  • Page 49: Electric Motor Driven Actuators

    WK45 WK45 HoW To oRDER Electric motor driven actuators „ Siemens servomotors † Base Height 1000 1050 1100 1150 1200 1250 1300 1350 1400 1450 1500 Height Siemens 24 V 230V GRA126 GRA326 GNA126 GNA326 GGA126 GGA326 49/56 49/56...
  • Page 50 WK45 WK45 HoW To oRDER Belimo servomotors † Base Height 1000 1050 1100 1150 1200 1250 1300 1350 1400 1450 1500 Height Belimo 24 V 230V BFN24T BFN230T BF24T BF230T 50/56 50/56...

  • Page 51: Specification Text

    WK45 WK45 SPECIFICATIoN TExT SPECIFICATIoN TExT Series WK45 rectangular fire damper „ Description • Installation within light plasterboard walls with minimum WK45 rectangular symmetric fire damper tested for fire re- thickness of 100 mm and simplified sealing with rock sistance and smoke seal with 500 Pa depression (300 Pa for wool (EI 90 S) or with standard sealing with rock wool or Weichschott sealing installations) as per EN 1366-2, classi- simplified sealing with mortar or plaster putty (EI 120 S)

  • Page 52: Revision Index

    WK45 WK45 REvISIoN INDEx REvISIoN INDEx Revision n° Date of issue Description 14/00 2014/11 First issue Added section: • EI 90 S Installation within vertical rigid wall with Fire Batt (Weichschott) sealing  p. 28 • EI 90 S Installation within vertical light wall (plasterboard) with Fire Batt (Weichschott) sealing  p. 28 •...
  • Page 53 WK45 WK45 REvISIoN INDEx Added section: • Installation of flexible connectors in order to balance out the ventilation ducts expansion  p. 15 • Transfer Application (application not connected to air ducts on one or both sides)  p. 17 Updated section: • Available dimensions  p. 5 •...
  • Page 55 As the manufacturer is constantly improving its products, the aesthetic or dimensional features, the technical data, the equipment and accessories indicated could be subject to variations.
  • Page 56 G. La Pira 9 A/b 35012 - Camposampiero (PD) - Italia Lindab | We simplify construction www.lindab.com - Fire dampers are manufactured by MP3 Srl www.mp3-italia.it phone 049 9303516 – fax 049 9317070 – www.mp3-italia.it *1MTLWK45EN* *1MTLWK45EN-LIND* *1MTLWK45EN-LIND* rev 19-05...

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