Smoke ventilation according to EN 12101-2 - D+H Mechatronic

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2 Symbols and abbreviationsThe following mathematical and physical parameters represented by their symbols and units apply to the applicationof standard EN 12101-2.Symbol/Parameter / descriptionUnitabbreviation- -Aa Aerodynamic free area m²A vGeometric opening area of the natural smoke and heat exhaust ventilator m²W CM Casement width (maximum sash dimension) mmH CM Casement height (maximum sash dimension) mmB 300 Classification of the resistance to heat at 300°C °CW/HFrame clear width to frame clear height quotient (RLB/RLH)CvCoefficient of discharge with side wind influenceCv0Coefficient of discharge without side wind influenceEClassification of the reaction to fire of materials in accordance withEN 1305-1FMVent mountingg Vent weight N/m²KAChain driveLe 10 000Classification of the ventilation function (10,000 times open and close to/from the ventilation comfort position)MBCentre of hingeMVCentre locknNumber of NSHEV elementsNSHEVNatural smoke and heat exhaust ventilatorPd Wind stagnation pressure PaRAB Frame outer dimension width mmRAH Frame outer dimension height mmRe 1000Classification of reliability (1,000 times fully open smoke vent position)RLB Frame clear dimension width mmRLH Frame clear dimension height mmRMFrame mountingSL Snow load classification PaSoloSingle driveT Temperature °CT(00) Functional test classification at above 0°C (room temperature) TDTDTandem drive48Section E
Symbol/abbreviationParameter / descriptionUnitV Side wind velocity m/sVHLocking motorVMConcealed mountingWL Wind load classification PaZARack and pinion drive∆ w W CM- clear width (RLB) mm∆ h H CM- clear height (RLH) mmα Opening angle of the NSHEV DegreesΘ (Theta) Angle of installation of natural smoke and heat exhaust ventilators on a roof DegreesSection E49
Page 3: IntroductionSince September 2006, a
Page 6 and 7: Table of ContentsIntroduction .....
Page 10 and 11: 1 The EN 12101 series of standards
Page 12 and 13: 1.1.1. Facade exhaust system (verti
Page 14 and 15: 1.2.3. Dual single flap when instal
Page 16 and 17: 1.4. Determining the aerodynamic fr
Page 18 and 19: As these two options are not really
Page 20 and 21: 2.1.4. Testing the wind load WLThe
Page 22 and 23: clEAr GEoMEtrIc ArEAA v= clear widt
Page 25 and 26: 2.2. Initial inspection of factory
Page 27 and 28: 2.4. Marking an NSHEV in accordance
Page 29 and 30: 2.5. Declaration of ConformityIn th
Page 31 and 32: Federal StateSmoke ventilationwhen?
Page 33 and 34: BCalculation aidsThis section is di
Page 35 and 36: In this sample calculation, an open
Page 37 and 38: 2.3.2. dEtErMInInG tHE WIdtH/HEIGHt
Page 39 and 40: CInformation about D+H drives and b
Page 41 and 42: NSHEV in the vertical facadeType of
Page 43 and 44: 2 D+H bracket setsD+H Mechatronic A
Page 45 and 46: ETerms and abbreviations1 Explanati
Page 47: Aspect ratioRatio of length to widt

Smoke ventilation according to EN 12101-2 - D+H Mechatronic

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