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36

RDT-43-0921

®

NORD

fire

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FDMA-PM

www.etsnord.com

7. Pressure loss

7.1 Pressure loss calculation

7.2 Determination of pressure loss by using diagram =1,2 kg m

Diagram 7.2.1.Pressure losses for air density =1,2 kg m

III. Technical data

p =

w

2

p

[Pa]

w[

m.s ]

[kg.m ]

[-]

pressure lost

air flow speed in nominal damper section

air density

coefficient of local pressure loss for the nominal damper section
(see Tab. 11.1.1.)

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Содержание FDMA-PM Series

Страница 1: ...sig leakage class C Internal leakage class 2 acc to EN 1751 Damper actuating mechanical or electrical Corrosion resistant according to EN 15650 Cycling test in class C 10 000 according to EN 15650 Maximum air speed through opened damper of 12 m s and pressure difference 1200 Pa Option for explosion hazard environments available ...

Страница 2: ...e delivered with a seal without silicone at the customer s wish At the same time the damper blade is embedded in a material which enlarges its volume due to increasing temperature and hermetically seals the air duct The dampers have one inspection hole as the shutting device and the inspection hole can be set to the most advantageous position with respect to operation and handling of the control d...

Страница 3: ...climate according to EN 60 721 3 3 Temperature in the place of installation is permitted to range from 30 C to 50 C 2 Design 2 1 Design with mechanical control Design 01 Design with mechanical control with a thermal protective fuse which actuates the shutting device after the nominal start temperature 72 C has been reached Automatic initiation of the shutting device is not activated if the tempera...

Страница 4: ... and maximal current AC 230 V 5A Class of protection IP 67 Working temperature 25 C 120 C Fig 7 Change of mechanical design for the motorised one or vice versa Position 1 Damper 2 Mounting plate 3 Sealing cover 4 Seal plates 5 Mounting plate cover 6 Thermal fuse 7 Mechanics 8 Actuator 9 Temperature sensor 10 Sensor sticker This limit switch is possible to connect in following two versions a CUT OF...

Страница 5: ...T thermoelectric starting mechanism the back spring will move the damper blade to CLOSED failure position The time of moving the blade from OPEN position to CLOSED po sition takes 20 seconds at the maximum If the power supply is restored the blade can be in any position the actuating mechanism starts to move the damper blade to OPEN position again A thermoelectrical starting mechanism BAT which co...

Страница 6: ... motor spring return 120 sec 16 sec Ambient temperature normal duty safety duty non operating temperature 30 C 55 C The safe position will be attained up to max 75 C 40 C 55 C Connecting motor auxiliary switch cable 1 m 2 x 0 75 mm cable 1 m 6 x 0 75 mm BF 24 T ST with plug in connectors Thermal trips Tf1 duct outside temperature Duct 72 C Tf2 Tf3 duct intside temperature Duct 72 C 3 Dimensions we...

Страница 7: ...onttrol Design manual kg act mech kg 900 84 5 326 5 53 0 56 0 0 5727 BF M4 1000 134 5 376 5 70 9 73 9 0 7147 BF M4 Tab 3 2 2 Dampers with flanges Nominal size ØD mm g mm h mm Weight Effective area Sef m Actuating mechanism Mechanical conttrol Design manual kg act mech kg 900 134 5 376 5 56 0 59 0 0 5727 BF M4 1000 184 5 426 5 74 0 77 0 0 7147 BF M4 Position 1 Damper casing 2 Mechanics 3 Damper bla...

Страница 8: ...oved material all over its volume To provide the necessary space for access to the control device all other items must be situated at least 350 mm from the control parts of the damper At least one inspection hole must be accessible The damper must be installed so that the damper blade in closed position is situated in the fire separating structure marked by the label BUILD IN EDGE on the damper bo...

Страница 9: ...on Fig 14 Built in edge Wall edge sticker indicates the recommended edge of installation of fire damper into the fire partition structure wall The damper must be installed so that the entire damper blade in the closed position is located inside the fire separating structure wall and at the same time the control mechanism and inspection openings are freely accessible ...

Страница 10: ... mm 4 2 Examples of fire damper installing The fire damper can be integrated into a solid wall construction made e g of normal concrete masonry porous concrete with minimum thickness 100 mm or into solid ceiling construction made e g of normal concrete with minimum thickness 110 mm or porous concrete with minimum thickness 125 mm The fire damper can be integrated into a gypsum wall construction wi...

Страница 11: ...EIS 45 18 100 Mineral wool stuffing box fire protection mastic and cement lime plate EIS 90 19 Gypsum wall construction 100 Mortar or gypsum EIS 120 EIS 90 20 100 Battery mortar or gypsum EIS 90 21 100 Installation next to wall mortar or gypsum and mineral wool EIS 90 22 100 Installation next to wall mortar or gypsum EIS 90 22 100 Stuffing box with fire protection mastic and cement lime plate EIS ...

Страница 12: ...m 5 2 Installation in solid wall construction Fig 16 Solid wall construction mortar or gypsum EIS 120 EIS 90 Position 1 Fire damper 2 Solid wall construction 3 Mortar or gypsum 4 Duct Shown schemes of incorporation and damper are illustrative only ...

Страница 13: ... damper 2 Solid wall construction 3 Mortar or gypsum Shown schemes of incorporation and damper are illustrative only Notice Installation opening for each damper has minimal dimensions D 80 mm D 160 mm for dampers with flanges Gap between damper and construction is filled by mortar or gypsum Distance between dampers 70 mm Flange to flange connection Up to four dampers can be installed ...

Страница 14: ...nd mineral wool Wool is fixed to damper body and construction by fire protection mastic Mineral wool thickness construction thickness 20 mm or 50 mm Installation is valid for ceiling construction Shown schemes of incorporation and damper are illustrative only Fig 19 Solid wall construction installation next to wall ceiling mortar or gypsum EIS90 50 D 100 100 75 75 Notice Installation is valid for ...

Страница 15: ...n 1 Fire damper 2 Solid wall construction 3 Stuffing box mineral stone wool min density 140 kg m 4 Fire protection mastic min thickness 1 mm 5 Cement lime plate min thickness 15 mm min density 870 kg m 6 Duct Fire resistant insulation and fire resistant board can be replaced by another approved fire sealing system for damper installation with equivalent material properties The damper must be ancho...

Страница 16: ...Protect Wired MAT 4 0 th 100 mm ALU1 The materials for stuffing box fire protection mastic lining and insulation materials can be replaced by another approved fire sealing system with equivalent properties The maximum distance of the fire damper from the structure is not limited and according to EN 15882 2 the required number of suspensions acc to EN 1366 1 2014 must be used The duct at the point ...

Страница 17: ...r Rockwool Steprock HD Hilti CFS CT B 1S 140 50 4 Promastop P K Hilti CFS CT 5 Isover Ultimate Protect Wired MAT 4 0 th 100 mm ALU1 The materials for stuffing box fire protection mastic lining and insulation materials can be replaced by another approved fire sealing system with equivalent properties The maximum distance of the fire damper from the structure is not limited and according to EN 15882...

Страница 18: ...e fencing min density 105 kg m thickness 60 mm 8 Duct Used materials example 3 Promapyr Rockwool Steprock HD Hilti CFS CT B 1S 140 50 4 Promastop P K Hilti CFS CT 5 Promatect H 6 Rockwool Wired Mat 105 th 3x60 mm 7 Rockwool Wired Mat 105 th 60 mm Stuffing box fire protection mastic cement lime plate and insulation materials can be replaced by another approved fire sealing system for damper install...

Страница 19: ...struction mortar or gypsum EIS 120 EIS 90 Position 1 Fire damper 2 Gypsum plate 3 Mineral wool type depending on the type of construction 4 Mortar or gypsum 5 Duct Shown schemes of incorporation and damper are illustrative only Installation opening has to be reinforced by profile UW CW Profil is fixed by screws 3 5 mm with corresponding length Distance between screws 200 mm ...

Страница 20: ...as to be reinforced by profile UW CW Profil is fixed by screws 3 5 mm with corresponding length Distance between screws 200 mm Position 1 Fire damper 2 Gypsum plate 3 Mineral wool type depending on the type of construction 4 Mortar or gypsum Notice The installation opening for each fire damper has a minimum size of a x b D 97 3 mm 20 mm x D 97 3 mm or a x b D 97 3 mm x D 97 3 mm 20 mm Gap between ...

Страница 21: ...s of incorporation and damper are illustrative only Fig 27 Gypsum wall construction installation next to wall ceiling mortar or gypsum EIS 90 D 100 10 10 10 10 D 151 5 313 8 100 Installation opening has to be reinforced by steel U profile Profile is fixed by screws 3 5 mm with corre sponding length Distance between screws 200 mm 2 2 2 Notice Installation is valid for ceiling construction Shown sch...

Страница 22: ...6 Cement lime plate min thickness 15 mm min density 870 kg m 7 Duct Used materials example 3 Promapyr Rockwool Steprock HD Hilti CFS CT B 1S 140 50 4 Promastop P K Hilti CFS CT 5 Promatect H Installation opening has to be reinforced by profile UW CW Profil is fixed by screws 3 5 mm with corresponding length Distance between screws 200 mm Fire resistant insulation and fire resistant board can be re...

Страница 23: ...0 mm ALU1 The materials for stuffing box fire protection mastic lining and insulation materials can be replaced by another approved fire sealing system with equivalent properties The maximum distance of the fire damper from the structure is not limited and according to EN 15882 2 the required number of suspensions acc to EN 1366 1 2014 must be used The duct at the point of penetration can be ancho...

Страница 24: ...ver Ultimate Protect Wired MAT 4 0 th 100 mm ALU1 The materials for stuffing box fire protection mastic lining and insulation materials can be replaced by another approved fire sealing system with equivalent properties The maximum distance of the fire damper from the structure is not limited and according to EN 15882 2 the required number of suspensions acc to EN 1366 1 2014 must be used The duct ...

Страница 25: ...uct Used materials example 3 Promapyr Rockwool Steprock HD Hilti CFS CT B 1S 140 50 4 Promapyr Rockwool Steprock HD Hilti CFS CT C 1S 140 50 5 Promastop P K Hilti CFS CT 6 Promatect H 7 Rockwool Wired Mat 105 th 3x60 mm 8 Rockwool Wired Mat 105 th 60 mm Installation opening has to be reinforced by profile UW CW Profil is fixed by screws 3 5 mm with corresponding length Distance between screws 200 ...

Страница 26: ...id ceiling construction Fig 32 Solid ceiling construction mortar or gypsum EIS 120 EIS 90 min 110 Concrete min 125 Aerated concrete Position 1 Fire damper 2 Solid ceiling construction 3 Mortar or gypsum 4 Duct Shown schemes of incorporation and damper are illustrative only ...

Страница 27: ...crete Position 1 Fire damper 2 Solid ceiling construction 3 Mortar or gypsum Notice Installation opening for each damper has minimal dimensions D 80 mm D 160 mm for dampers with flanges Gap between damper and construction is filled by mortar or gypsum Distance between dampers 70 mm Flange to flange connection Up to four dampers can be installed Shown schemes of incorporation and damper are illustr...

Страница 28: ... min density 140 kg m 4 Fire protection mastic min thickness 1 mm 5 Cement lime plate min thickness 15 mm min density 870 kg m 6 Duct Used materials example 3 Promapyr Rockwool Steprock HD Hilti CFS CT B 1S 140 50 4 Promastop P K Hilti CFS CT 5 Promatect H Fire resistant insulation and fire resistant board can be replaced by another approved fire sealing system for damper installation with equival...

Страница 29: ...ion 1 Fire damper 2 Solid ceiling construction 3 Fire resistant board 4 Fire stop coating thickness 1 mm 5 Duct Used materials example 3 Hilti CFS CT B 1S 140 50 4 Hilti CFS CT Fire resistant insulation and fire resistant board can be replaced by another approved fire sealing system for damper installation with equivalent material properties Shown schemes of incorporation and damper are illustrati...

Страница 30: ...itched wire fencing min density 105 kg m thickness 60 mm 6 Duct Stuffing box fire protection mastic cement lime plate and insulation materials can be replaced by another approved fire sealing system for damper installation with equivalent material properties Depends on the distance of the flap from the construction when the maximum distance from the construct is not limited and according to EN 158...

Страница 31: ...ight to make changes Fig 37 Outside solid ceiling construction concrete EIS 90 min 110 Concrete min 125 Aerated concrete Around the perimeter Position 1 Fire damper 2 Solid ceiling construction 3 Concrete B20 4 Rebar 5 Duct Shown schemes of incorporation and damper are illustrative only ...

Страница 32: ...l Load capacities of threaded hanger rods F N at the required resistance 90 minutes Position 1 Threaded rod M8 M20 2 Nut 3 Washer 4 Coupling Nut 5 Anchor 6 Hinge plate min thickness 10 mm Size As mm Weigh G kg for 1 piece for 1 pair M8 366 22 44 M10 58 35 70 M12 84 3 52 104 M14 115 70 140 M16 157 96 192 M18 192 117 234 M20 245 150 300 ...

Страница 33: ...nstructions to the damper body is absolutely excluded Back to back air conditioning piping must be hung or supported so as all load transfer from the back to back piping to the damper is absolutely excluded Threaded rods longer than 1 5 m require fire resistant insulation Threaded rod fixing to the ceiling construction see fig 32 Fig 39 Suspension horizontal duct Position 1 Fire damper 2 Damping p...

Страница 34: ...to back air conditioning piping must be hung or supported so as all load transfer from the back to back piping to the damper is absolutely excluded Threaded rods longer than 1 5 m require fire resistant insulation Fig 40 Suspension vertical duct Notice Damper must be firmly connected with extension piece by screws or rivets Position 1 Fire damper 2 Damping pad 3 Extension piece 4 Threaded rod 5 Mo...

Страница 35: ...e damper body is absolutely excluded Back to back air conditioning piping must be hung or supported so as all load transfer from the back to back piping to the damper is absolutely excluded Threaded rod fixing to the ceiling construction The insulation boards are fastened to the duct by weld pins Distance between weld pins distance between weld pins and flanges is dependent on the materials For mo...

Страница 36: ...Determination of pressure loss by using diagram 1 2 kg m Diagram 7 2 1 Pressure losses for air density 1 2 kg m III Technical data p w 2 p Pa w m s kg m pressure lost air flow speed in nominal damper section air density coefficient of local pressure loss for the nominal damper section see Tab 11 1 1 ...

Страница 37: ... 30 0 35 4 38 6 40 8 44 46 2 47 9 51 1 53 3 55 1 56 5 57 7 6 34 8 40 2 43 3 45 6 48 7 51 52 7 55 8 58 1 59 8 61 2 62 4 7 38 8 44 2 47 3 49 6 52 7 55 56 7 59 9 62 1 63 8 65 2 66 4 8 42 3 47 7 50 8 53 1 56 2 58 4 60 2 63 3 65 6 67 3 68 7 69 9 9 45 4 50 7 53 9 56 1 59 3 61 5 63 3 66 4 68 6 70 4 71 8 73 10 48 1 53 5 56 6 58 9 62 64 3 66 69 1 71 4 73 1 74 5 75 7 11 50 6 56 59 1 61 4 64 5 66 7 68 5 71 6...

Страница 38: ...es are made of sheet brass thickness 0 5 mm Fasteners is galvanized Fasteners is galvanized 10 2 According to the customer s requirements damper can be made of stainless material Specifications for stainless steel models classification of stainless steel Class A2 Food grade stainless steel AISI 304 ČSN 17240 Class A4 Chemistry grade stainless steel AISI 316 316L ČSN 17346 17349 The respective stai...

Страница 39: ...of chemically resistant Promat SR Any other requirements for the design shall be considered atypical and shall be addressed on an individual basis 11 Inspection testing 11 1 The appliance is constructed and preset by the manufacturer its operation is dependent on proper installation and adjustment 12 Logistics terms 12 1 Dampers are transported by box freight vehicles without direct weather impact...

Страница 40: ...upply from ELECTRICAL FIRE SIGNALISATION Without power supply the damper can be operated manually and fixed in any required position Release of the locking mechanism can be achieved manually or automatically by applying the supply voltage It is recommended to provide peri odical checks maintenance and service actions on Fire Equipment by Authorized persons The authorized persons can be trained by ...

Страница 41: ...e locking mechanism can be achieved manually or automatically by applying the supply voltage 14 5 It is recommended to provide periodical checks maintenance and service actions on Fire Equipment by Authorized persons schooled by Producer 14 6 All effective safety standards and directives must be observed during fire damper assembly 14 7 Dampers could be displaced into position CLOSED only in case ...

Страница 42: ...ers design Additional digit Manual and thermal 01 Manual and thermal ZONE 1 2 02 Manual and thermal with a terminal switch CLOSED 11 Manual and thermal with a terminal switch CLOSED ZONE 1 2 12 With actuating mechanism BF 230 TN 40 With actuating mechanism ExMax 15 BF AC 230 V AC DC 24 V with thermoelectrical starting mechanism ZONE 1 2 42 With actuating mechanism BF 24 TN 50 Manual and thermal wi...

Страница 43: ...RDT 43 0921 43 NORDfire FDMA PM Images are for illustrative purposes We reserve the right to make changes 17 Data label 17 1 Data label is placed on the damper body ...

Страница 44: ...72 680 7360 info etsnord ee www etsnord ee ETS NORD Finland Address Pakkasraitti 4 04360 Tuusula Finland Phone 358 0401 842 842 info etsnord fi www etsnord fi ETS NORD Sweden Address Järsjögatan 7 69235 Kumla Sweden Phone 46 70 780 50 26 info etsnord se www etsnord se ...

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