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Rf-t CU-LT-1S Manual

Optimised rectangular surface-mounted fire damper up to 120'
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CU-LT-1S
Optimised rectangular surface-mounted fire damper up to 120'
www.rft.eu
Rf-Technologies nv  Lange Ambachtstraat 40  9860 Oosterzele  Belgium  Tel +32 9 362 31 71  info@rft.eu

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Summary of Contents for Rf-t CU-LT-1S

  • Page 1 CU-LT-1S Optimised rectangular surface-mounted fire damper up to 120’ www.rft.eu Rf-Technologies nv  Lange Ambachtstraat 40  9860 Oosterzele  Belgium  Tel +32 9 362 31 71  info@rft.eu...

  • Page 2: Table Of Contents

    Table of content Table of content Declaration of performance Product presentation CU-LT-1S Range and dimensions CU-LT-1S Evolution - kits Options - at the time of order Flange types - at the time of order Storage and handling Installation Position of the thermo-electric fuse (spring-return actuator BFLT)
  • Page 3 Explanation of the abbreviations and pictograms Explanation of the abbreviations and pictograms Wn = nominal width E.TELE = power supply magnet Sn = free air passage Hn = nominal height E.ALIM = power supply motor ζ [-] = pressure loss coefficient Dn = nominal diameter V = volt Q = airflow...

  • Page 4: Declaration Of Performance

    Declaration of performance Designated standard BS EN 15650:2010...

  • Page 5: Product Presentation Cu-Lt-1S

    (minimum pressure loss, small dimensions) with the ease and speed of a dry assembly. Easy to mount and light in weight, CU-LT-1s is the ideal solution for renovation projects and, in general, for building sites where access to the damper is difficult or impossible from one of the wall sides (terminal damper).

  • Page 6: Range And Dimensions Cu-Lt-1S

    Range and dimensions CU-LT-1S Range and dimensions CU-LT-1S Exceeding blade: X = on the mechanism side, Y = on the wall side Hn [mm] ≥ ≤ (W x H) mm 200x100 800x600 Hn < 400 mm Hn ≥ 400 mm...

  • Page 7: Evolution - Kits

    Evolution - kits Evolution - kits KIT MFUSP Automatic unlocking mechanism with fusible link Spring return actuator ONE 24V (with fusible link T) + bipolar beginning- and end-of- KIT ONE T 24 FDCB range switch Spring return actuator ONE 24V (with fusible link T) + unipolar beginning- and end-of- KIT ONE T 24 FDCU range switch Spring return actuator ONE 24V (with fusible link T) + unipolar beginning- and end-of-...
  • Page 8 Evolution - kits KIT BFL24 Spring return actuator BFL 24V KIT BFL24-ST Spring return actuator BFL 24V with plug (ST) KIT BFL230 Spring return actuator BFL 230V KIT BFLT24 Spring return actuator BFL 24V with thermo-electric fuse (T) KIT BFLT24-ST Spring return actuator BFL 24V with thermo-electric fuse (T) and plug (ST) KIT BFLT230 Spring return actuator BFL 230V with thermo-electric fuse (T)

  • Page 9: Options - At The Time Of Order

    Options - at the time of order KIT SN2 BFL/BFN Auxiliary limit switch ‘open/closed’ KIT ZBAT 72 Black spare part for thermo-electric fuse for BFLT/BFNT KIT FUS 72 MFUS(P) Fusible link 72°C FUS72 ONE Fusible link 72°C MECT Testbox for mechanisms 24/48 V (magnet, motor, beginning and end of range switches) Options - at the time of order Inspection shutter (set of 2) Flange types - at the time of order...

  • Page 10: Storage And Handling

    The air tightness class will be maintained if the damper is installed according to the installation manual. ∎ Rf-t fire dampers are always tested in standardised constructions according to EN 1366-2. The achieved results are valid for similar supporting constructions with a fire resistance, thickness and density equal or superior to the supporting construction used during the test.

  • Page 11: Position Of The Thermo-Electric Fuse (Spring-Return Actuator Bflt)

    Installation Position of the thermo-electric fuse (spring-return actuator BFLT) 1. Position of the thermo-electric fuse on the damper casing: 1. on opposite side of mechanism if H < 250 mm and W < 250 mm; 2. on top if H < 250 mm and W ≥ 250 mm; 3. on mechanism side if H ≥...

  • Page 12: Installation In Rigid Wall And Floor As Well As In Gypsum Block Wall

    Installation in rigid wall and floor as well as in gypsum block wall The product was tested and approved in: Range Wall type Sealing Classification 200x100 mm ≤ CU-LT-1s ≤ 800x600 mm Rigid wall Aerated concrete ≥ 100 mm Not applicable EI 120 (v i n o) S - (500 Pa) 200x100 mm ≤...

  • Page 13: Installation In Flexible Wall (Metal Stud Gypsum Plasterboard Wall)

    The product was tested and approved in: Range Wall type Sealing Classification Metal studs gypsum plasterboard 200x100 mm ≤ CU-LT-1s ≤ 800x600 mm Flexible wall Not applicable EI 90 (v i n o) S - (500 Pa) Type F (EN 520) ≥ 100 mm Metal studs gypsum plasterboard 200x100 mm ≤...

  • Page 14: Installation Remote From The Wall + Geoflam

    The product was tested and approved in: Range Wall type Sealing Classification Galvanised duct + GEOFLAM® F 45 mm 200x100 mm ≤ CU-LT-1s ≤ 800x600 mm Rigid wall Aerated concrete ≥ 100 mm EI 120 (v i n o) S - (500 Pa) + mortar 1000 ≤...
  • Page 15 Installation Mortar 5. The opening around the duct is sealed with standard mortar. 6. The GEOFLAM F plates stop at a distance of 15 mm from the The duct is covered with 45 mm thick GEOFLAM F plates or wall. The free space is filled with fibrous plaster. 35 mm thick GEOFLAM Light plates "G”.

  • Page 16: Operation And Mechanisms

    Operation and mechanisms Operation and mechanisms MFUS(P) Mechanism with fusible link The operating mechanism MFUS(P) automatically unlocks the blade when the temperature in the duct exceeds 72°C. The damper can also be unlocked and reset manually. 1. unlocking button 2. resetting handle 3.
  • Page 17 ONE Spring return actuator for remote control The spring-return actuator ONE is designed to easily operate Rf-t fire dampers of all sizes, automatically or remotely. Six models are available, 24 or 230 volt, with FDCU or FDCB position switches; and optionally with plug (ST).
  • Page 18 ONE-X Spring return actuator with integrated communication module. The ONE-X is a spring return actuator with integrated communication module designed to simply operate Rf-t fire dampers of all sizes, automatically or remotely. The ONE-X is available in two versions: 24 V and 230 V.
  • Page 19 (CR60, CR120, CR2 with ø ≤ 400 mm, CRS60 with ø ≤ 315 mm, CU2 / CU2-15 / CU4 with B+H ≤ 1200 mm or for CU-LT and CU-LT-1s). For Markage FD with H = 200 mm or H = 2200 mm (in combination with BFT motor).

  • Page 20: Electrical Connection

    Electrical connection Electrical connection MFUS(P) black 24VDC 24VAC 230VAC DC : Switch open position re damper DC : Switch open position re damper FC : Switch closed position re damper FC : Switch closed position re damper ONE-X BFL(T) ONE-X black 24VDC 24VDC...
  • Page 21 Electrical connection Nominal voltage Power consumption Power consumption Resetting time Nominal voltage motor Standard switches magnet (stand-by) (operating) motor MFUSP 1mA...1A, DC 5V...AC 48V < 75 s (cabled) / 24 V AC/DC (-10/+20%) 0,28 W 4,2 W 1mA...1A 60V ONE T 24 FDCU <85 s (battery) <...

  • Page 22: Weights

    33,4 35,1 600 kg 15,9 17,7 19,4 21,2 23,0 24,8 26,6 28,4 30,1 31,9 33,7 35,5 37,3 CU-LT-1S + ONE T Hn\Wn [mm] 100 kg 10,6 11,4 12,1 12,8 13,5 14,2 14,9 15,6 16,4 150 kg 10,3 11,2 12,0 12,8...

  • Page 23: Selection Data

    Selection data CU-LT-1S + BFL Hn\Wn [mm] 100 kg 10,1 10,9 11,6 12,3 13,0 13,7 14,4 15,1 15,9 150 kg 10,7 11,5 12,3 13,1 14,0 14,8 15,6 16,4 17,3 18,1 200 kg 10,1 11,0 11,9 12,9 13,8 14,7 15,6 16,6...

  • Page 24: Example

    Data Hn = 350 mm, Bn = 400 mm, v = 5 m/s Calculation Δp = 0.25 * (5 m/s)² * 0.6 = 3.75 Pa CU-LT-1S - A-weighted sound power level Lwa in the room Hn\Wn [mm] Sn [m²] 0,0099...
  • Page 25 Selection data Hn\Wn [mm] Sn [m²] 0,0369 0,0472 0,0574 0,0677 0,0779 0,0882 0,0984 0,1087 0,1189 0,1292 0,1394 0,1497 0,1599 Sn [%] 77,95 79,20 80,02 80,60 81,03 81,37 81,64 81,85 82,04 82,19 82,32 82,44 82,53 Q [m³/h] 1.440 1.770 2.100 2.440 2.770 3.100 3.430...
  • Page 26 Selection data Hn\Wn [mm] Sn [m²] 0,0639 0,0817 0,0994 0,1172 0,1349 0,1527 0,1704 0,1882 0,2059 0,2237 0,2414 0,2592 0,2769 Sn [%] 83,60 84,93 85,81 86,43 86,90 87,26 87,55 87,78 87,98 88,14 88,28 88,41 88,51 Q [m³/h] 2.122 2.717 3.316 3.918 4.522 5.127 5.734...

  • Page 27: Sample Order

    Sample order Hn\Wn [mm] Sn [m²] 0,0909 0,1162 0,1414 0,1667 0,1919 0,2172 0,2424 0,2677 0,2929 0,3182 0,3434 0,3687 0,3939 Sn [%] 86,13 87,50 88,41 89,05 89,53 89,90 90,20 90,44 90,64 90,81 90,96 91,08 91,19 Q [m³/h] 3.018 3.882 4.755 5.634 6.519 7.407 8.298...

  • Page 28: Approvals And Certificates

    Approvals and certificates Approvals and certificates All our dampers are submitted to a number of tests by official test institutes. Reports of these tests form the basis for the approvals of our dampers. BCCA-0749-CPR-BC1-606-0464-15650.06-0464 18.21 SC0645-15 2822-UKCA-CPR-0061 The NF-label guarantees: conformity with the standard NF S 61-937 Parts 1 and 5: “Systèmes de Sécurité Incendie Dispositifs Actionnés de Sécurité”;...

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