bocchette in alluminio di mandata aria ad alette ... - Officine Volta SpA
bocchette in alluminio di mandata aria ad alette ... - Officine Volta SpA
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DR / I / 10.99 / I-UKBOCCHETTE IN ALLUMINIO DI MANDATA ARIA ADALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH ADJUSTABLE CURVED VANES
BOCCHETTE IN ALLUMINIO DI MANDATA ARIA AD ALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH ADJUSTABLE CURVED VANESModelli – Series = AL/DR1O - AL/DR1V - AL/DR1OSO - AL/DR1OSV - AL/DR1VSO - AL/DR1VSVCaratteristiche costruttiveA s<strong>in</strong>golo ord<strong>in</strong>e <strong>di</strong> <strong>alette</strong> mobili <strong>in</strong><strong>di</strong>pendenti ricurve a <strong>di</strong>segno aerod<strong>in</strong>amicocon passo 20 mm e cornice perimetrale <strong>di</strong> 25 mm.Materiali e F<strong>in</strong>itureStandard: allum<strong>in</strong>io ano<strong>di</strong>zzato naturaleA richiesta: - allum<strong>in</strong>io grezzo – ano<strong>di</strong>zzazione <strong>in</strong> altri colori- elettrocolore – verniciatura a fuoco nei colori RALSistemi <strong>di</strong> fissaggioStandard: fissaggio con viti <strong>in</strong> vistaA richiesta: fissaggio a molla (richiede controtelaio CM/AL)AccessoriSO – SV = serranda <strong>di</strong> regolazione <strong>ad</strong> <strong>alette</strong> contrapposte tarabiledal fronte, realizzata <strong>in</strong> lamiera <strong>di</strong> acciaio z<strong>in</strong>cato ed <strong>alette</strong> <strong>in</strong> allum<strong>in</strong>ioestruso ano<strong>di</strong>zzato al naturaleCM/AL = controtelaio per muratura <strong>in</strong> lamiera <strong>di</strong> acciaio z<strong>in</strong>cataCM/CE = Controtelaio per muratura <strong>in</strong> lamiera <strong>di</strong> acciaio z<strong>in</strong>cata nervatacompleta <strong>di</strong> cerniere laterali <strong>di</strong> fissaggio calettate sulla cornicedella bocchettaACR = filtro per <strong>aria</strong> <strong>in</strong> materiale acrilico spessore 23 mm (altri spessoria richiesta) <strong>in</strong>stallato sul retro bocchetta tramite molle <strong>di</strong> fissaggioRETE = antivolatile e antitopo <strong>di</strong> protezione <strong>in</strong> acciaio elettrosaldato<strong>in</strong>stallata sul retroMR = plenum <strong>di</strong> <strong>di</strong>stribuzione per la sud<strong>di</strong>visione del flusso d’<strong>aria</strong>per la <strong>mandata</strong> e la ripresa nello stesso <strong>di</strong>ffusoreNota: per maggiori <strong>in</strong>formazioni vedere schede tecniche relativeConstructionOne row of <strong>in</strong><strong>di</strong>vidually <strong>ad</strong>justable airfoil curved vanes, spaced 20mm apart, fitted <strong>in</strong> a frame of 25 mm.Material and F<strong>in</strong>ishStandard: natural ano<strong>di</strong>zed alum<strong>in</strong>iumOn request: coarse alum<strong>in</strong>ium, ano<strong>di</strong>z<strong>in</strong>g <strong>in</strong> other colours, electrocolour,stove-enamelled <strong>in</strong> RAL coloursFix<strong>in</strong>g systemsStandard: with visible screwsOn request: with spr<strong>in</strong>g-clips (counterframe CM/AL is necessary)AccessoriesSO – SV = damper with counter-rotat<strong>in</strong>g bl<strong>ad</strong>es, front <strong>ad</strong>justment,m<strong>ad</strong>e of galvanized sheet steel with bl<strong>ad</strong>es of natural extruded ano<strong>di</strong>zedalum<strong>in</strong>iumCM/AL = Counterframe for wall fix<strong>in</strong>g, m<strong>ad</strong>e of galvanized sheetsteelCMCE = Counteframe for wall fix<strong>in</strong>g, m<strong>ad</strong>e of galvanized ribbedsheet steel with side h<strong>in</strong>ges fixed keyed onto the grille frameACR = Air filter m<strong>ad</strong>e of acrylic material, thickness 23 mm (otherthicknesses on request) mounted on the back of the grille by meansof spr<strong>in</strong>g-clipsMESH GUARD = rodent/bird protection wires m<strong>ad</strong>e of electroweldedsteel, mounted on the back of the grilleMR = plenum box to <strong>di</strong>vide the <strong>in</strong>let and outlet air flows <strong>in</strong> the same<strong>di</strong>ffuserNote: for more <strong>in</strong>formation see the relevant technical sheetsAL/DR1OS<strong>in</strong>golo ord<strong>in</strong>e <strong>di</strong> <strong>alette</strong> parallele al lato maggiore.Lancio perpen<strong>di</strong>colare al lato maggiore.One row of vanes parallel to the long <strong>di</strong>mension, air flow pattern perpen<strong>di</strong>cularto the long <strong>di</strong>mension.AL/DR1VS<strong>in</strong>golo ord<strong>in</strong>e <strong>di</strong> <strong>alette</strong> parallele al lato m<strong>in</strong>ore.Lancio perpen<strong>di</strong>colare al lato m<strong>in</strong>ore.One row of vanes parallel to short <strong>di</strong>mension, air flow pattern perpen<strong>di</strong>cularto the short <strong>di</strong>mension.DR / I / 10.99 / I-UKCI RISERVIAMO MODIFICHE DI COSTRUZIONESENZA PREAVVISOSUBJECT TO CHANGES WITHOUT NOTICE1SISTEMA QUALITÀUNI EN ISO 9001QUALITY SYSTEMOFFICINE VOLTA S.P.A. Via M<strong>in</strong>ghetti 9/11 40057 C<strong>ad</strong>riano Bologna Italia Tel 0039-051766300 Fax 0039-051765524 E-Mail <strong>in</strong>fo@offic<strong>in</strong>evolta.it
BOCCHETTE IN ALLUMINIO DI MANDATA ARIA AD ALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH ADJUSTABLE CURVED VANESModelli – Series = AL/DR1O - AL/DR1V - AL/DR1OSO - AL/DR1OSV - AL/DR1VSO - AL/DR1VSVAL/DR1OSOS<strong>in</strong>golo ord<strong>in</strong>e <strong>di</strong> <strong>alette</strong> parallele al lato maggiore.Lancio perpen<strong>di</strong>colare al lato maggiore.Serranda <strong>di</strong> regolazione con <strong>alette</strong> parallele al lato maggiore.One row parallel to the long <strong>di</strong>mension, air flow pattern perpen<strong>di</strong>cularto the long <strong>di</strong>mension.Control damper, opposite bl<strong>ad</strong>es parallel to the long <strong>di</strong>mension.AL/DR1OSVS<strong>in</strong>golo ord<strong>in</strong>e <strong>di</strong> <strong>alette</strong> parallele al lato maggiore.Lancio perpen<strong>di</strong>colare al lato maggiore.Serranda <strong>di</strong> regolazione con <strong>alette</strong> parallele al lato m<strong>in</strong>ore.One row parallel to the long <strong>di</strong>mension, air flow pattern perpen<strong>di</strong>cularto the long <strong>di</strong>mension.Control damper, opposite bl<strong>ad</strong>es parallel to the short <strong>di</strong>mension.AL/DR1VSOS<strong>in</strong>golo ord<strong>in</strong>e <strong>di</strong> <strong>alette</strong> parallele al lato m<strong>in</strong>ore.Lancio perpen<strong>di</strong>colare al lato m<strong>in</strong>ore.Serranda <strong>di</strong> regolazione con <strong>alette</strong> parallele al lato maggiore.One row of vanes parallel to the short <strong>di</strong>mension, air flow patternperpen<strong>di</strong>cular to the short <strong>di</strong>mension.Control damper, opposite bl<strong>ad</strong>es parallel to the long <strong>di</strong>mension.AL/DR1VSVS<strong>in</strong>golo ord<strong>in</strong>e <strong>di</strong> <strong>alette</strong> parallele al lato m<strong>in</strong>ore.Lancio perpen<strong>di</strong>colare al lato m<strong>in</strong>ore.Serranda <strong>di</strong> regolazione con <strong>alette</strong> parallele al lato m<strong>in</strong>ore.One row of vanes parallel to the short <strong>di</strong>mension, air flow patternperpen<strong>di</strong>cular to the short <strong>di</strong>mension.Control damper, opposite bl<strong>ad</strong>es parallel to the short <strong>di</strong>mension.DATI TECNICI: le tabelle e grafici che seguono sono relativi <strong>ad</strong><strong>in</strong>stallazione a filo soffitto e con una apertura <strong>di</strong> mm 3 fra la primaaletta e la cornice perimetrale dei <strong>di</strong>ffusori. Una maggiore <strong>di</strong>stanzafra le <strong>alette</strong> comporta una c<strong>ad</strong>uta del flusso d’<strong>aria</strong>, una zona orizzontalepiù ristretta, una m<strong>in</strong>ore per<strong>di</strong>ta <strong>di</strong> carico ed una <strong>di</strong>m<strong>in</strong>uzionedel livello <strong>di</strong> pressione sonora.Per velocità f<strong>in</strong>ale massima dell’<strong>aria</strong> <strong>di</strong> 0,5 e 0,75 m/s, è necessariomoltiplicare il valore L per i coefficienti correttivi 0,63 e 0,42 rispettivamente.Per <strong>in</strong>stallazione a parete il lancio si riduce del 10% perogni 40 cm <strong>di</strong> <strong>di</strong>stanza dal soffitto, f<strong>in</strong>o <strong>ad</strong> un valore massimo <strong>di</strong>riduzione del 30%.TECHNICAL DATA: the follow<strong>in</strong>g tables and <strong>di</strong>agrams refer tomount<strong>in</strong>g flush with the ceil<strong>in</strong>g and with an open<strong>in</strong>g of 3 mmbetween the first vane and the <strong>di</strong>ffuser frame. A greater <strong>di</strong>stancebetween the vanes means a drop <strong>in</strong> air flow, a more limited horizontalarea, less pressure drop and a reduction <strong>in</strong> sound pressurelevels.For f<strong>in</strong>al maximum air velocities of 0.5 and 0.75 m/s, it is necessaryto multiply the L value by the correction factors 0.63 and 0.42respectively.For wall mount<strong>in</strong>g the throw is reduced by 10% for every 40 cm<strong>di</strong>stance from the ceil<strong>in</strong>g, up to a max reduction value of 30%.DR / I / 10.99 / I-UKCI RISERVIAMO MODIFICHE DI COSTRUZIONESENZA PREAVVISOSUBJECT TO CHANGES WITHOUT NOTICE2SISTEMA QUALITÀUNI EN ISO 9001QUALITY SYSTEMOFFICINE VOLTA S.P.A. Via M<strong>in</strong>ghetti 9/11 40057 C<strong>ad</strong>riano Bologna Italia Tel 0039-051766300 Fax 0039-051765524 E-Mail <strong>in</strong>fo@offic<strong>in</strong>evolta.it
BOCCHETTE IN ALLUMINIO DI MANDATA ARIA AD ALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH ADJUSTABLE CURVED VANESModelli – Series = AL/DR1O - AL/DR1V - AL/DR1OSO - AL/DR1OSV - AL/DR1VSO - AL/DR1VSVSuperficie frontale alettata (dm 2 ) e <strong>di</strong>mensioniFree front area (dm 2 ) and <strong>di</strong>mensionsAltezzaHeight“h”-mmBase - Width “b” - mm200 240 280 320 360 400 440 480 520 560 600 640 680 720 760 800 84080 1.6 1.9 2.2 2.5 2.8 3.2 3.5 3.8 4.1 4.4 4.8 5.2 5.4 5.8 6.1 6.4 6.7120 2.4 2.8 3.3 3.8 4.3 4.8 5.2 5.7 6.2 6.7 7.2 7.9 8.2 8.6 9.1 9.6 10.1160 3.2 3.8 4.4 5.1 5.7 6.4 7 7.6 8.3 8.9 9.6 10.5 10.9 11.5 12.2 12.8 13.4200 4 4.8 5.6 6.4 7.2 8 8.8 9.6 10.4 11.2 12 12.9 13.6 14.4 15.2 16 16.8240 5.7 6.7 7.6 8.6 9.6 10.5 11.5 12.4 13.4 14.4 15.6 16.3 17.3 18.2 19.2 20.2280 7.6 8.9 10 11.2 12.3 13.4 14.5 15.6 16.8 17.4 19 20.2 21.3 22.4 23.5320 10.2 11.5 12.8 14 15.3 16.6 17.9 19.2 20.5 21.8 23 24.3 25.6 26.9360 12.96 14.4 15.8 17.2 18.7 20.1 21.6 22.4 24.5 25.9 27.4 28.8 30.2400 16 17.6 19.2 20.8 22.4 24 25.1 27.2 28.8 30.4 32 33.6440 19.3 21.1 22.8 24.6 26.4 27.5 29.9 31.7 33.4 35.2 37480 23 24.9 26.8 28.8 29.9 32.6 34.6 36.5 38.4 40.3520 27 29.1 31.2 32.5 35.4 37.4 38.5 41.6 43.7560 31.3 33.6 35 38.1 40.3 42.6 44.8 47600 36 37.2 40.8 43.2 45.6 48 50.4DR / I / 10.99 / I-UKCI RISERVIAMO MODIFICHE DI COSTRUZIONESENZA PREAVVISOSUBJECT TO CHANGES WITHOUT NOTICE3SISTEMA QUALITÀUNI EN ISO 9001QUALITY SYSTEMOFFICINE VOLTA S.P.A. Via M<strong>in</strong>ghetti 9/11 40057 C<strong>ad</strong>riano Bologna Italia Tel 0039-051766300 Fax 0039-051765524 E-Mail <strong>in</strong>fo@offic<strong>in</strong>evolta.it
BOCCHETTE IN ALLUMINIO DI MANDATA ARIA AD ALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH INDIVIDUALLY ADJUSTABLE CURVED VANESModelli – Series = AL/DR2 - AL/DR3 - AL/DR4 - AL/DR2/SV - AL/DR3/SV - AL/DR4/SV - AL/DR4/MR - AL/DR2/MRAL/DR2SVS<strong>in</strong>golo ord<strong>in</strong>e <strong>di</strong> <strong>alette</strong> ricurve parallele al lato maggiore.Due <strong>di</strong>rezioni <strong>di</strong> flusso d'<strong>aria</strong> equamente sud<strong>di</strong>vise perpen<strong>di</strong>colari allato maggiore. Completa <strong>di</strong> serranda <strong>di</strong> regolazione con <strong>alette</strong> paralleleal lato m<strong>in</strong>ore.One row of curved vanes with two flow patterns, perpen<strong>di</strong>cular to thelong <strong>di</strong>mension. Control damper with opposite bl<strong>ad</strong>es parallel to theshort <strong>di</strong>mension.AL/DR3SVS<strong>in</strong>golo ord<strong>in</strong>e <strong>di</strong> <strong>alette</strong> ricurve, tre <strong>di</strong>rezioni <strong>di</strong> flusso d'<strong>aria</strong>: due perpen<strong>di</strong>col<strong>aria</strong>lla base ed opposte, la terza <strong>in</strong> una <strong>di</strong>rezione parallelaalla base. Completa <strong>di</strong> serranda <strong>di</strong> regolazione <strong>ad</strong> <strong>alette</strong> contrappostee parallele al lato m<strong>in</strong>ore.One row of curved vanes, three air flow patterns: two are oppositeand perpen<strong>di</strong>cular to the width, the third is parallel to the width, <strong>in</strong>one <strong>di</strong>rection. Control damper with opposite bl<strong>ad</strong>es parallel to short<strong>di</strong>mension.AL/DR4SVS<strong>in</strong>golo ord<strong>in</strong>e <strong>di</strong> <strong>alette</strong> ricurve con 4 <strong>di</strong>rezioni <strong>di</strong> flusso d'<strong>aria</strong>: dueperpen<strong>di</strong>colari alla base ed opposte, le altre due parallele alla baseed opposte. Completa <strong>di</strong> serranda <strong>di</strong> regolazione con <strong>alette</strong> paralleleal lato m<strong>in</strong>ore.One row of curved vanes with four opposite air flow patterns.Two are perpen<strong>di</strong>cular and two are parallel to the width.Control damper with opposite bl<strong>ad</strong>es parallel to the short <strong>di</strong>mension.DR / I / 10.99 / I-UKCI RISERVIAMO MODIFICHE DI COSTRUZIONESENZA PREAVVISOSUBJECT TO CHANGES WITHOUT NOTICE6SISTEMA QUALITÀUNI EN ISO 9001QUALITY SYSTEMOFFICINE VOLTA S.P.A. Via M<strong>in</strong>ghetti 9/11 40057 C<strong>ad</strong>riano Bologna Italia Tel 0039-051766300 Fax 0039-051765524 E-Mail <strong>in</strong>fo@offic<strong>in</strong>evolta.it
BOCCHETTE IN ALLUMINIO DI MANDATA ARIA AD ALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH INDIVIDUALLY ADJUSTABLE CURVED VANESModelli – Series = AL/DR2 - AL/DR3 - AL/DR4 - AL/DR2/SV - AL/DR3/SV - AL/DR4/SV - AL/DR4/MR - AL/DR2/MRAL/DR2/20%S<strong>in</strong>golo ord<strong>in</strong>e <strong>di</strong> <strong>alette</strong> ricurve parallele al lato maggiore.Due <strong>di</strong>rezione del flusso d'<strong>aria</strong> perpen<strong>di</strong>colari al lato maggiore con ilm<strong>in</strong>ore al 20% nella versione standard.One row of curved vanes with two flow patterns, perpen<strong>di</strong>cular to thelong <strong>di</strong>mension. Standard version has a 20%of m<strong>in</strong>imum flow.AL/DR7S<strong>in</strong>golo ord<strong>in</strong>e <strong>di</strong> <strong>alette</strong> ricurve con 4 <strong>di</strong>rezioni <strong>di</strong> flusso d'<strong>aria</strong> perpen<strong>di</strong>col<strong>aria</strong>d ogni lato. Possibilità <strong>di</strong> <strong>in</strong>stallazione della serranda <strong>di</strong>regolazione (modello AL/DR7/SV)One row of curved vanes with four air flow patterns.Control damper with opposite bl<strong>ad</strong>es (series AL/DR7/SV).Sovente vengono richiesti <strong>di</strong>ffusori che possano unire sia la <strong>mandata</strong>che la ripresa <strong>aria</strong> dello stesso ambiente <strong>in</strong> un unico <strong>di</strong>ffusore.Per sod<strong>di</strong>sfare tale esigenze il <strong>di</strong>ffusore AL/DR4/MR riunisce <strong>in</strong> unsolo <strong>di</strong>ffusore <strong>mandata</strong> e ripresa <strong>aria</strong> che, grazie al particolare plenum<strong>di</strong> <strong>di</strong>stribuzione <strong>aria</strong>, permette il semplice collegamento concanalizzazioni flessibili o rigide agli attacchi circolari laterali.Requests are often received for <strong>di</strong>ffusers that comb<strong>in</strong>e both air supplyand air return <strong>in</strong> a s<strong>in</strong>gle device. To satisfy these requests, theAL/DR4/MR <strong>di</strong>ffuser is designed to comb<strong>in</strong>e both air supply andreturn and which, thanks to the particular <strong>di</strong>stribution plenum, allowseasy coupl<strong>in</strong>g to flexible or rigid ducts by means of the circular sidefix<strong>in</strong>gs.DR / I / 10.99 / I-UKCI RISERVIAMO MODIFICHE DI COSTRUZIONESENZA PREAVVISOSUBJECT TO CHANGES WITHOUT NOTICE7SISTEMA QUALITÀUNI EN ISO 9001QUALITY SYSTEMOFFICINE VOLTA S.P.A. Via M<strong>in</strong>ghetti 9/11 40057 C<strong>ad</strong>riano Bologna Italia Tel 0039-051766300 Fax 0039-051765524 E-Mail <strong>in</strong>fo@offic<strong>in</strong>evolta.it
BOCCHETTE IN ALLUMINIO DI MANDATA ARIA AD ALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH ADJUSTABLE CURVED VANESModelli – Series = AL/DR1O - AL/DR1V - AL/DR1OSO - AL/DR1OSV - AL/DR1VSO - AL/DR1VSVSuperficie frontale alettata (dm 2 ) e <strong>di</strong>mensioniFree front area (dm 2 ) and <strong>di</strong>mensionsAltezzaHeight“h”-mmBase - Width “b” - mm200 240 280 320 360 400 440 480 520 560 600 640 680 720 760 800 84080 1.6 1.9 2.2 2.5 2.8 3.2 3.5 3.8 4.1 4.4 4.8 5.2 5.4 5.8 6.1 6.4 6.7120 2.4 2.8 3.3 3.8 4.3 4.8 5.2 5.7 6.2 6.7 7.2 7.9 8.2 8.6 9.1 9.6 10.1160 3.2 3.8 4.4 5.1 5.7 6.4 7 7.6 8.3 8.9 9.6 10.5 10.9 11.5 12.2 12.8 13.4200 4 4.8 5.6 6.4 7.2 8 8.8 9.6 10.4 11.2 12 12.9 13.6 14.4 15.2 16 16.8240 5.7 6.7 7.6 8.6 9.6 10.5 11.5 12.4 13.4 14.4 15.6 16.3 17.3 18.2 19.2 20.2280 7.6 8.9 10 11.2 12.3 13.4 14.5 15.6 16.8 17.4 19 20.2 21.3 22.4 23.5320 10.2 11.5 12.8 14 15.3 16.6 17.9 19.2 20.5 21.8 23 24.3 25.6 26.9360 12.96 14.4 15.8 17.2 18.7 20.1 21.6 22.4 24.5 25.9 27.4 28.8 30.2400 16 17.6 19.2 20.8 22.4 24 25.1 27.2 28.8 30.4 32 33.6440 19.3 21.1 22.8 24.6 26.4 27.5 29.9 31.7 33.4 35.2 37480 23 24.9 26.8 28.8 29.9 32.6 34.6 36.5 38.4 40.3520 27 29.1 31.2 32.5 35.4 37.4 38.5 41.6 43.7560 31.3 33.6 35 38.1 40.3 42.6 44.8 47600 36 37.2 40.8 43.2 45.6 48 50.4Coefficienti correttiviCorrection factorsMaggiore <strong>di</strong>stanza fra le<strong>alette</strong>Increas<strong>in</strong>g vanes<strong>di</strong>stanceLancioorizzontaleHorizontal throwmLancio verticaleVertical throwmPer<strong>di</strong>ta <strong>di</strong> caricoPressure lossPa+ 1 mm L x 0.9 L x 0.1 Pa x 0.8 - 2 dB+ 2 mm L x 0.75 L x 0.15 Pa x 0.7 - 3 dB+ 3 mm L x 0.6 L x 0.25 Pa x 0.55 - 4 dB+ 4 mm L x 0.5 L x 0.4 Pa x 0.4 - 6 dBNCDATI TECNICI: le tabelle e grafici che seguono sono relativi <strong>ad</strong><strong>in</strong>stallazione a filo soffitto e con una apertura <strong>di</strong> mm 3 fra la primaaletta e la cornice perimetrale dei <strong>di</strong>ffusori. Una maggiore <strong>di</strong>stanzafra le <strong>alette</strong> comporta una c<strong>ad</strong>uta del flusso d’<strong>aria</strong>, una zona orizzontalepiù ristretta, una m<strong>in</strong>ore per<strong>di</strong>ta <strong>di</strong> carico ed una <strong>di</strong>m<strong>in</strong>uzionedel livello <strong>di</strong> pressione sonora.Per velocità f<strong>in</strong>ale massima dell’<strong>aria</strong> <strong>di</strong> 0,5 e 0,75 m/s, è necessariomoltiplicare il valore L per i coefficienti correttivi 0,63 e 0,42 rispettivamente.Per <strong>in</strong>stallazione a parete il lancio si riduce del 10% perogni 40 cm <strong>di</strong> <strong>di</strong>stanza dal soffitto, f<strong>in</strong>o <strong>ad</strong> un valore massimo <strong>di</strong>riduzione del 30%.TECHNICAL DATA: the follow<strong>in</strong>g tables and <strong>di</strong>agrams refer tomount<strong>in</strong>g flush with the ceil<strong>in</strong>g and with an open<strong>in</strong>g of 3 mmbetween the first vane and the <strong>di</strong>ffuser frame. A greater <strong>di</strong>stancebetween the vanes means a drop <strong>in</strong> air flow, a more limited horizontalarea, less pressure drop and a reduction <strong>in</strong> sound pressurelevels.For f<strong>in</strong>al maximum air velocities of 0.5 and 0.75 m/s, it is necessaryto multiply the L value by the correction factors 0.63 and 0.42respectively.For wall mount<strong>in</strong>g the throw is reduced by 10% for every 40 cm<strong>di</strong>stance from the ceil<strong>in</strong>g, up to a max reduction value of 30%.DR / I / 10.99 / I-UKCI RISERVIAMO MODIFICHE DI COSTRUZIONESENZA PREAVVISOSUBJECT TO CHANGES WITHOUT NOTICE8SISTEMA QUALITÀUNI EN ISO 9001QUALITY SYSTEMOFFICINE VOLTA S.P.A. Via M<strong>in</strong>ghetti 9/11 40057 C<strong>ad</strong>riano Bologna Italia Tel 0039-051766300 Fax 0039-051765524 E-Mail <strong>in</strong>fo@offic<strong>in</strong>evolta.it
BOCCHETTE IN ALLUMINIO DI MANDATA ARIA AD ALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH INDIVIDUALLY ADJUSTABLE CURVED VANESModelli – Series = AL/DR2 - AL/DR3 - AL/DR4 - AL/DR2/SV - AL/DR3/SV - AL/DR4/SV - AL/DR4/MR - AL/DR2/MRDR / I / 10.99 / I-UKCI RISERVIAMO MODIFICHE DI COSTRUZIONESENZA PREAVVISOSUBJECT TO CHANGES WITHOUT NOTICE9SISTEMA QUALITÀUNI EN ISO 9001QUALITY SYSTEMOFFICINE VOLTA S.P.A. Via M<strong>in</strong>ghetti 9/11 40057 C<strong>ad</strong>riano Bologna Italia Tel 0039-051766300 Fax 0039-051765524 E-Mail <strong>in</strong>fo@offic<strong>in</strong>evolta.it
BOCCHETTE IN ALLUMINIO DI MANDATA ARIA AD ALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH ADJUSTABLE CURVED VANESModelli – Series = AL/DR1O - AL/DR1V - AL/DR1OSO - AL/DR1OSV - AL/DR1VSO - AL/DR1VSVDR / I / 10.99 / I-UKCI RISERVIAMO MODIFICHE DI COSTRUZIONESENZA PREAVVISOSUBJECT TO CHANGES WITHOUT NOTICE10SISTEMA QUALITÀUNI EN ISO 9001QUALITY SYSTEMOFFICINE VOLTA S.P.A. Via M<strong>in</strong>ghetti 9/11 40057 C<strong>ad</strong>riano Bologna Italia Tel 0039-051766300 Fax 0039-051765524 E-Mail <strong>in</strong>fo@offic<strong>in</strong>evolta.it
BOCCHETTE IN ALLUMINIO DI MANDATA ARIA AD ALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH INDIVIDUALLY ADJUSTABLE CURVED VANESModelli – Series = AL/DR2 - AL/DR3 - AL/DR4 - AL/DR2/SV - AL/DR3/SV - AL/DR4/SV - AL/DR4/MR - AL/DR2/MRDimensioni – mmDimensions, mmBase x altezzaWidth x Height A C H200 x 160 60 60 160240 x 200 60 100 200280 x 240 80 100 240320 x 280 80 140 280360 x 320 100 140 320400 x 360 100 180 360440 x 400 120 180 400480 x 440 120 200 440520 x 480 140 200 480560 x 520 140 240 520600 x 560 160 240 560600 x 600 160 240 600DR / I / 10.99 / I-UKCI RISERVIAMO MODIFICHE DI COSTRUZIONESENZA PREAVVISOSUBJECT TO CHANGES WITHOUT NOTICE11SISTEMA QUALITÀUNI EN ISO 9001QUALITY SYSTEMOFFICINE VOLTA S.P.A. Via M<strong>in</strong>ghetti 9/11 40057 C<strong>ad</strong>riano Bologna Italia Tel 0039-051766300 Fax 0039-051765524 E-Mail <strong>in</strong>fo@offic<strong>in</strong>evolta.it
BOCCHETTE IN ALLUMINIO DI MANDATA ARIA AD ALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH INDIVIDUALLY ADJUSTABLE CURVED VANESModelli – Series = AL/DR2 - AL/DR3 - AL/DR4 - AL/DR2/SV - AL/DR3/SV - AL/DR4/SV - AL/DR4/MR - AL/DR2/MRDimensioni – mmDimensions, mmBase x altezzaWidth x Height A C H200 x 160 60 60 160240 x 200 60 100 200280 x 240 80 100 240320 x 280 80 140 280360 x 320 100 140 320400 x 360 100 180 360440 x 400 120 180 400480 x 440 120 200 440520 x 480 140 200 480560 x 520 140 240 520600 x 560 160 240 560600 x 600 160 240 600DR / I / 10.99 / I-UKCI RISERVIAMO MODIFICHE DI COSTRUZIONESENZA PREAVVISOSUBJECT TO CHANGES WITHOUT NOTICE12SISTEMA QUALITÀUNI EN ISO 9001QUALITY SYSTEMOFFICINE VOLTA S.P.A. Via M<strong>in</strong>ghetti 9/11 40057 C<strong>ad</strong>riano Bologna Italia Tel 0039-051766300 Fax 0039-051765524 E-Mail <strong>in</strong>fo@offic<strong>in</strong>evolta.it
BOCCHETTE IN ALLUMINIO DI MANDATA ARIA AD ALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH INDIVIDUALLY ADJUSTABLE CURVED VANESModelli – Series = AL/DR2 - AL/DR3 - AL/DR4 - AL/DR2/SV - AL/DR3/SV - AL/DR4/SV - AL/DR4/MR - AL/DR2/MRDal <strong>di</strong>agramma è possibile ricavare prestazioni e <strong>di</strong>mensioni dei <strong>di</strong>ffusori <strong>ad</strong> <strong>alette</strong> ricurve per ripresa <strong>aria</strong>. E' <strong>in</strong>oltre valido per il calcolo delle<strong>di</strong>mensioni e prestazioni delle parti <strong>in</strong> percentuale funzionanti come ripresa <strong>aria</strong> nei <strong>di</strong>ffusori modello AL/DR2/20%/MR.The follow<strong>in</strong>g <strong>di</strong>agram shows the performance and <strong>di</strong>mensions of the curved vane <strong>di</strong>ffusers, exhaust mode. It is also valid for the calculationof the <strong>di</strong>mensions of the parts function<strong>in</strong>g as exhaust valves <strong>in</strong> the AL/DR2/20%/MR series <strong>di</strong>ffusers.DR / I / 10.99 / I-UKCI RISERVIAMO MODIFICHE DI COSTRUZIONESENZA PREAVVISOSUBJECT TO CHANGES WITHOUT NOTICE13SISTEMA QUALITÀUNI EN ISO 9001QUALITY SYSTEMOFFICINE VOLTA S.P.A. Via M<strong>in</strong>ghetti 9/11 40057 C<strong>ad</strong>riano Bologna Italia Tel 0039-051766300 Fax 0039-051765524 E-Mail <strong>in</strong>fo@offic<strong>in</strong>evolta.it
BOCCHETTE IN ALLUMINIO DI MANDATA ARIA AD ALETTE MOBILI RICURVE ORIENTABILISUPPLY AIR GRILLES WITH INDIVIDUALLY ADJUSTABLE CURVED VANESModelli – Series = AL/DR2 - AL/DR3 - AL/DR4 - AL/DR2/SV - AL/DR3/SV - AL/DR4/SV - AL/DR4/MR - AL/DR2/MRAL/DRLa potenza sonora me<strong>di</strong>a è stata rilevata al centro <strong>di</strong> un locale avente un volume corrispondente <strong>ad</strong> 1/10 della portata totale dell'<strong>aria</strong> nel <strong>di</strong>ffusoree con un tempo <strong>di</strong> riverberazione <strong>di</strong> 0,5 s. - La tolleranza dei valori acustici è <strong>di</strong> ± 2 dB(A).The average sound power is calculated at the centre of a room with a volume correspond<strong>in</strong>g to 1/10 of the total air flow <strong>in</strong> the <strong>di</strong>ffuser and witha reverberation time of 0.5 s. - Acoustic value tolerance is ± 2 dB(A).AL/DR2 - AL/DR3 - AL/DR4DR / I / 10.99 / I-UKCI RISERVIAMO MODIFICHE DI COSTRUZIONESENZA PREAVVISOSUBJECT TO CHANGES WITHOUT NOTICE14SISTEMA QUALITÀUNI EN ISO 9001QUALITY SYSTEMOFFICINE VOLTA S.P.A. Via M<strong>in</strong>ghetti 9/11 40057 C<strong>ad</strong>riano Bologna Italia Tel 0039-051766300 Fax 0039-051765524 E-Mail <strong>in</strong>fo@offic<strong>in</strong>evolta.it
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