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ETS NORD NORDfire SEDM-L Manual

Smoke extraction damper / multi
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NORDfire
SEDM-L Smoke Extraction Damper / MULTI
CE certified acc. to
Tested in accordance with EN 1366-10
Classified acc. to EN 13501-4 + A1
Fire resistance up to EIS 120
Pressure class 2 (vacuum 1000 Pa / overpressure 500 Pa)
Tightness according to EN 1751 via body class C and via damper slat
min. class 3
C
cycling according to EN 12101-8
mod
Certificate of Constancy of Properties No. 1391-CPR2021/0009
Performance declaration No PM/SEDM-L/01/22/1
EN 12101-8

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Summary of Contents for ETS NORD NORDfire SEDM-L

  • Page 1 NORDfire SEDM-L Smoke Extraction Damper / MULTI EN 12101-8 CE certified acc. to Tested in accordance with EN 1366-10 Classified acc. to EN 13501-4 + A1 Fire resistance up to EIS 120 Pressure class 2 (vacuum 1000 Pa / overpressure 500 Pa) Tightness according to EN 1751 via body class C and via damper slat min.
  • Page 2 ® NORDfire | SEDM-L SEDM-L Smoke Extraction Damper / MULTI Description Smoke and heat extraction dampers - multi are closures in the ductwork of smoke extraction devices. In the event of a fire, the smoke and heat removal system open the dampers in the affected section, therefore enabling the extraction fans to remove combustion products and heat from the endangered areas.

  • Page 3: Operating Conditions

    ® NORDfire | SEDM-L Damper classification SEDM-L Construction Classification In a solid wall construction and on duct in a solid wall - i ↔ o) S1000C EI 90 (V HOT 400/30MAmulti* construction, th. 100 mm - i ↔ o) S1000C For duct in a solid wall construction, th.
  • Page 4 ® NORDfire | SEDM-L Design Belimo actuators are used for dampers: BLE 24 (BE 24-12) for 24V BLE 230 (BE 230-12) for 230V SEDM-L Smoke Extraction Damper / MULTI Designs After connection to the supply voltage, the actuator moves the damper slat to the "OPEN" or 1.1 Design with actuating mechanism, Design .44 and .54 "CLOSED"...
  • Page 5 ® NORDfire | SEDM-L Actuator Belimo - 15 Nm BEN 24(-ST) BEN 24 SR BEN 230 AC/DC 24 V AC/DC 24 V AC 230 V Power voltage AC/DC 24 V AC/DC 24 V AC 230 V 50/60 Hz 50/60 Hz 50/60 Hz Power voltage AC/DC 24 V...
  • Page 6 ® NORDfire | SEDM-L Actuator Belimo - 15 Nm BEE 24(-ST) BEE 24 SR BEE 230 Power voltage AC/DC 24 V 50/60 Hz AC/DC 24 V 50/60 Hz AC 230 V 50/60 Hz AC/DC 24 V AC/DC 24 V AC 230 V Power voltage AC/DC 24 V AC/DC 24 V...
  • Page 7 ® NORDfire | SEDM-L Actuator Belimo - 40 Nm BE 24-12(-ST) BE 230-12 AC/DC 24 V AC 230 V AC/DC 24 V AC 230 V Power voltage AC 24 V 50/60 Hz Power voltage 50/60Hz 50/60Hz Power voltage AC 230 V 50/60 Hz 50/60Hz 50/60Hz DC 24 V...
  • Page 8 ® NORDfire | SEDM-L Dimensions Without flange and cover grille The slat spacing is always 200mm. With flange and cover grille over slats The slat spacing is always 200mm. www.etsnord.com RDT-030-0223...
  • Page 9 ® NORDfire | SEDM-L Oval holes in the corners are used to connect the duct. Detail X Covering grille KMM Images are for illustrative purposes RDT-030-0223 We reserve the right to make changes...
  • Page 10 ® NORDfire | SEDM-L Nominal size Number Effective area Sef Weight SEDM-L Weight flange Weight grille Actuator torque A (mm) of slats [Kg] over slats [Kg] over slats [Kg] (Nm) 200x430 0,0537 39,0 250x430 0,0682 40,7 300x430 0,0827 42,4 350x430 0,0972 44,3 400x430...
  • Page 11 ® NORDfire | SEDM-L Nominal size Number Effective area Sef Weight SEDM-L Weight flange Weight grille Actuator torque A (mm) of slats [Kg] over slats [Kg] over slats [Kg] (Nm) 200x1030 0,1425 74,1 250x1030 0,1810 76,8 300x1030 0,2195 79,6 BEN (15 Nm) 350x1030 0,2580 82,6...
  • Page 12 ® NORDfire | SEDM-L Nominal size Number Effective area Sef Weight SEDM-L Weight flange Weight grille Actuator torque A (mm) of slats [Kg] over slats [Kg] over slats [Kg] (Nm) 200x1630 0,2313 108,1 250x1630 0,2938 111,9 300x1630 0,3563 115,7 350x1630 0,4188 121,4 400x1630...
  • Page 13 ® NORDfire | SEDM-L Mounting the grille on the flange Position: 1. Flange 2. Grille 3. Screw M6x20 4. Space ring 5. Retaining ring 6. Rivet nuts Mounting the handrail on the damper Position: 1. SEDM-L 2. Pre-drilled holes 3. Handrail 4.

  • Page 14: Placement And Assembly

    ® NORDfire | SEDM-L Placement and assembly 3.1 Multi-slat smoke and heat dampers - multi SEDM-L They're designed for installation in smoke and heat removal pipes according to EN1366-8. ● • They’re designed for installation in smoke and heat removal duct according to EN1366-8. They're suitable for installation in a vertical position, with the slat axis horizontal.
  • Page 15 ® NORDfire | SEDM-L 4. Place the damper in the installation hole. 5. After installing the damper and possibly hardening the plaster/mortar, remove the transport struts and corners. Images are for illustrative purposes RDT-030-0223 We reserve the right to make changes...
  • Page 16 ® NORDfire | SEDM-L Installation of multiple dampers in a fire diving structure Minimum distance 200 mm between dampers installed in one fire dividing structure. ● Minimum distance 200 mm between dampers installed in one fire dividing structure. ● • Minimum distance 200 mm between dampers installed in one fire dividing structure. Distance 75 mm between the damper and the structure (wall/ceiling).
  • Page 17 ® NORDfire | SEDM-L Recommended construction openings Construction opening – mortar or gypsum *Recommended size Construction opening – Weichschott Images are for illustrative purposes RDT-030-0223 We reserve the right to make changes...
  • Page 18 ® NORDfire | SEDM-L Installation methods overview Wall Fire separating construction Installation Fire resist. Page Min. thikness [mm] Mortar or gypsum EIS 90 Solid wall / shaft construction Weichschott EIS 120 Gypsum wall / shaft construction Weichschott / EIS 120 4.1 Instalaltion in solid / shaft wall construction Mortar or gypsum Position:...
  • Page 19 ® NORDfire | SEDM-L Weichschott fire board = min. 30 mm, max. 400 mm Example of materials used:* Example of materials used:* 3 Hilti CFS-CT B 1S 140/50 Hilti CFS-CT B 1S 140/50 4 Hilti CFS-CT Hilti CFS-CT Fire resistant insulation and fire resistant board can be * Fire resistant insulation and fire resistant board can be replaced by another approved fire sealing system for replaced by another approved fire sealing system for...
  • Page 20 ® NORDfire | SEDM-L 4.2 Instalaltion in gypsum / shaft wall construction Weichschott fire board = min. 30 mm, max. 400 mm Example of materials used:* Example of materials used:* 5 Hilti CFS-CT B 1S 140/50 Hilti CFS-CT B 1S 140/50 6 Hilti CFS-CT Hilti CFS-CT Fire resistant insulation and fire resistant board can be...
  • Page 21 ® NORDfire | SEDM-L 4.3 Installation in battery 2 dampers side by side - solid- / gypsum wall construction - mortar or gypsum / Weichschott fire board EIS 90 - solid wall construction - mortar or gypsum EIS 120 - solid wall construction -fire board EIS 120 - gypsum wall construction - fire board ** When installing a flange, overplating strip is not installed.
  • Page 22 ® NORDfire | SEDM-L 2 dampers on top of each other - solid- / gypsum wall construction - mortar or gypsum / Weichschott fire board EIS 90 - solid wall construction - mortar or gypsum EIS 120 - solid wall construction -fire board EIS 120 - gypsum wall construction - fire board ≥...
  • Page 23 ® NORDfire | SEDM-L 4 dampers - solid- / gypsum wall construction - mortar or gypsum / Weichschott fire board EIS 90 - solid wall construction - mortar or gypsum EIS 120 - solid wall construction -fire board EIS 120 - gypsum wall construction - fire board ≥...
  • Page 24 ® NORDfire | SEDM-L 3 dampers side by side - solid- / gypsum wall construction - mortar or gypsum / Weichschott fire board EIS 90 - solid wall construction - mortar or gypsum EIS 120 - solid wall construction -fire board EIS 120 - gypsum wall construction - fire board * Attention! Bolts and nuts shall not prevent free...
  • Page 25 ® NORDfire | SEDM-L 3 dampers on top of each other - solid- / gypsum wall construction - mortar or gypsum / Weichschott fire board EIS 90 - solid wall construction - mortar or gypsum EIS 120 - solid wall construction -fire board EIS 120 - gypsum wall construction - fire board ≥...

  • Page 26: Suspension Systems

    ® NORDfire | SEDM-L Suspension systems 5.1 Mounting to the ceiling wall Screw with internal Without anchor With anchor With hinge plates and anchors thread and hexagon drive Hinge plates Screw with internal thread and hexagon drive Load capacities of threaded hanger rods F [N] at the required fire resistance 90 minutes.
  • Page 27 ® NORDfire | SEDM-L 5.2 Fixing SEDM-L to the solid wall construction with Weichschott fire board Position: 1. Solid wall construction 2. SEDM-L 3. Fire board 4. Fixing element/steel holder for connecting damper to the wall (recommended type of anchor) 5.
  • Page 28 ® NORDfire | SEDM-L 5.3 Fixing SEDM-L to the gypsum wall construction with Weichschott fire board Position: 1. Gypsum wall construction 2. SEDM-L 3. Fire board 4. Fixing element/steel holder for connecting damper to the wall (recommended type) 5. Screw with hexagon head 6.
  • Page 29 ® NORDfire | SEDM-L 5.4 Installation on horizontal duct The dampers can be suspended using threaded rods and mounting profiles. The dimensions depends on the damper weight (see further guidance on chapter 7.1). The dampers and duct must be suspended separately. The connected piping must be suspended in such a way that the transfer of all loads from the adjoining ventilation duct to the damper body is completely excluded.

  • Page 30: Duct Connection

    Fastening threaded rods to the ceiling structure – see Fig. 25 ® NORDfire | SEDM-L Example 2: Position: SEDM-L Flange Grille Connecting air ducts Threaded rod Mounting beam Position U - washer 1. SEDM-L Examples of materials used: Washer Examples of materials used: 2.

  • Page 31: Pressure Loss

    ® NORDfire | SEDM-L Pressure loss 6.1 Pressure loss calculation: ξ ∆p = ξ * ρ * (v / 2) ∆p - presure loss (Pa) ξ - coefficient of local pressure loss for the nominal damper section ρ - air density (kg/m ³...
  • Page 32 ® NORDfire | SEDM-L 7.2 Installation at the beginning of duct - without grille 1030 1230 1430 1630 1830 2030 1,250 1,114 1,052 1,017 0,994 0,978 0,967 0,958 0,950 1,250 1,114 1,052 1,017 0,994 0,978 0,967 0,958 0,950 1,250 1,114 1,052 1,017 0,994...
  • Page 33 ® NORDfire | SEDM-L 7.4 Installation at the beginning of duct in the wall - without grille 1030 1230 1430 1630 1830 2030 1,151 1,026 0,969 0,937 0,916 0,901 0,890 0,882 0,875 1,151 1,026 0,969 0,937 0,916 0,901 0,890 0,882 0,875 1,115 0,994...
  • Page 34 ® NORDfire | SEDM-L 7.6 Installation in the wall between the rooms - 1 grille 1030 1230 1430 1630 1830 2030 3,994 3,680 3,537 3,456 3,403 3,366 3,339 3,318 3,301 3,994 3,680 3,537 3,456 3,403 3,366 3,339 3,318 3,301 3,994 3,680 3,537 3,456...

  • Page 35: Noise Data

    ® NORDfire | SEDM-L Noise data Level of acoustic output corrected with filter A Air velocity 2 m/s Level of coustic output [dB] 1030 1230 1430 1630 1830 2030 1000 1050 1100 1150 1200 Air velocity 3 m/s Level of coustic output [dB] 1030 1230 1430...
  • Page 36 ® NORDfire | SEDM-L Air velocity 4 m/s Level of coustic output [dB] 1030 1230 1430 1630 1830 2030 1000 1050 1100 1150 1200 Air velocity 5 m/s Level of coustic output [dB] 1030 1230 1430 1630 1830 2030 1000 1050 1100 1150...
  • Page 37 ® NORDfire | SEDM-L Air velocity 6 m/s Level of coustic output [dB] 1030 1230 1430 1630 1830 2030 1000 1050 1100 1150 1200 Air velocity 8 m/s Level of coustic output [dB] 1030 1230 1430 1630 1830 2030 1000 1050 1100 1150...
  • Page 38 ® NORDfire | SEDM-L Air velocity 10 m/s Level of coustic output [dB] 1030 1230 1430 1630 1830 2030 1000 1050 1100 1150 1200 Air velocity 12 m/s Level of coustic output [dB] 1030 1230 1430 1630 1830 2030 1000 1050 1100 1150...

  • Page 39: Inspection And Testing

    ® NORDfire | SEDM-L Material, surface treatment Damper bodies and slats are made of asbestos-free fire-resistant mineral fibre boards. Damper bodies and slats can be coated with Promat 2000 anti-moisture coating or Promat-SR anti-aggressive coating. The connecting material is galvanised. According to the customer’s request, a stainless-steel damper can be supplied.

  • Page 40: Warranty

    ® NORDfire | SEDM-L Warranty The manufacturer provides a 24-month warranty on dampers from the shipment date. The manufacturer’s warranty for SEDM-L dampers completely expires after any unprofessional handling by untrained workers (see chapter Assembly). With the control device, disassembly of electrical elements, i.e. actuators, communication and power supply devices.

  • Page 41: Product Marking

    ® NORDfire | SEDM-L Product Marking SEDM-L A x B .44 / P1/P1 Type SEDM-L = Fire damper Size A x B Design .44 - with actuating mechanism BLE 230 (BE 230-12) .54 - with actuating mechanism BLE 24 (BE 24-12) Connections: P1/P1 - 30 mm flange over slats /M2/-/ - Grille RAL9003 on one side and the other side is without connecting flange...
  • Page 42 ETS NORD AS Address: Peterburi tee 53 11415 Tallinn Estonia Phone: +372 680 7360 info@etsnord.ee www.etsnord.ee ETS NORD Finland Address: Pakkasraitti 4 04360 Tuusula Finland Phone: +358 40 184 2842 info@etsnord.fi www.etsnord.fi ETS NORD Sweden Address: Järsjögatan 7 692 35 Kumla...

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