VRN2000 BALL VALVES VALVOLE A SFERA KUGELHAHNE. from 1 /4 " to 4 " Catalogue Rev.01 01/2017. fire. gas. liquid

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1 VRN from 1 / " to " BALL VALVES VALVOLE A SFERA KUGELHAHNE fire gas liquid Catalogue 7 - Rev.1 1/17

2 VRN from 1 / " to " Brass ball valves, reduced flow, for water, steam, air, oils, non corrosive fluids in general. Technical specifications: Nominal pressure: from PN1 to PN (see diagram) Temperature limit: - C/+15 C Threads according to standard ISO 7/1 Special designs also available according to customer request. The indication of the fluids is general. Siral S.p.A. is at disposal to evaluate requests for specific fluids. Valvole a sfera in ottone a passaggio ridotto per acqua, vapore, aria, olii, fluidi non corrosivi in genere Dati tecnici: Pressione nominale: da PN1 a PN (vedere diagramma) Limiti di temperatura: C/+15 C Filettature secondo norma ISO 7/1 Esecuzioni speciali a richiesta. L indicazione dei fluidi delle temperature e delle pressioni è di carattere generale. Siral S.p.A. è disponibile a valutare le richieste per fluidi specifici. Kugelhähne aus Messing mit reduziertem Durchgang für Wasser, Dampf, Luft, Öle und nichtätzende Medien im Allgemeinen. Technische Daten: Nenndruck: PN1 bis PN (siehe Diagramm) Temperaturbereitch: - C/+15 C Gewinde nach ISO 7/1 Sonderausführungen auf Anfrage. Die Auflistung der Medien hat allgemeinen Charakter. Siral S.p.A. steht für Bewertung von Anfragen für spezielle Medien zur Verfügung.

3 DIAGRAMS KPa P.S.I. 91 bar PRESSURE /" /" 1/" /" 1" 1 1/" 1 1/" " 1/" 5 1 " " SATURATED STEAM LINE C F TEMPERATURE PRESSURE DROP / PERDITA DI PRESSIONE / DRUCKVERLUST KPa 1 1 bar FLOW RATE PRESSURE DIAGRAM DIAGRAMMA DI PORTATA DI PRESSIONE / BETRIEBSDRUCK-DIAGRAMM VRN KV 1 1/" /" FLOW (WATER) m /h - PORTATA (ACQUA) m /h - DURCHFLUSSMENGE (WASSER) m /h 1/" /" 1" 1.1/" 1.1/" ".1/" " 1 1 " DROP CURVES CURVA DI PERDITA DRUCKVERLUST-DIAGRAM DN KV CV PASSAGE 1/" /" 1/" /" 1 " 1.1/" 1.1/" ",,, 1 5, 1 5, 5,7 Kv=Capacity in m /h at pressure drop of 1 Bar. Cv=Capacity in United States gallons per minute at pressure drop of 1 PSI. Kv=Portata in m /h alla perdita di pressione di 1 Bar. Cv=Portata in galloni americani al minuto alla perdita di pressione di 1 PSI. 15,,, , 155,7.1/" 1, 7 " 5 1,7 " 75, 7 Kv=Durchflussmenge in m /h bei Druckverlust von 1 bar. Cv=Durchflussmenge in US-Gallons pro Minute bei Druckverlust von 1 PSI.

4 CONTROLS STANDARD DACROMET LEVER HANDLE STAINLESS STEEL LEVER HANDLE TEE HANDLE CONTROL LOCKABLE LEVER HANDLE SQUARE HEAD CONTROL VRN from 1 / " to " ALUMINIUM LEVER HANDLE

5 TECHNICAL DETAILS DN Rp 1/"ISO 7/1 Rp /"ISO 7/1 Rp 1/"ISO 7/1 Rp /"ISO 7/1 Rp 1"ISO 7/1 Rp 1-1/"ISO 7/1 Rp 1-1/"ISO 7/1 Rp "ISO 7/1 Rp -1/"ISO 7/1 Rp "ISO 7/1 Rp "ISO 7/1 A B ,5 7,5 9,5 111,5 1,5 C L L 1, SW t1 1 11, 15 1, 19,1 1, 1, 5,7,1, 9, C VRN from 1 / " to " 5 SW B DN A DN 1 t1 t1 L L L1 1 Body in stamped brass CW17N Corpo in ottone CW17N stampato Körper aus Pressmessing CW17N Fitting in stamped brass CW17N Raccordo in ottone CW17N stampato Einschraubstück aus Pressmessing CW17N Ball in chrome plated brass CW1N Sfera in ottone CW1N cromata Kugel aus Messing CW1N verchromt Ball seat in PTFE Guarnizione sfera in PTFE Kugeldichtung aus PTFE 5 Flat seal in PTFE Guarnizione piatta in PTFE Flachdichtung aus PTFE Stem seal in PTFE Guarnizione albero in PTFE Spindel Dichtung aus PTFE Stuffing nut in brass CW1N Vite premistoppa in ottone CW1N Stopfbuchsschraube aus Messing CW1N Stem in brass CW1N Albero in ottone CW1N Spindel aus Messing CW1N Nut in brass CW1N Dado in ottone CW1N Mutter aus Messing CW1N Handle Maniglia Griff Siral S.p.A. reserves the right to modify design without prior notice. Siral S.p.A. si riserva la facoltà di variare modelli e ingombri senza preavviso. Siral S.p.A. behält sich das Recht vor, Modelle und Abmessungen ohne Vorankündigung abzuändern.

6 Via F. Lana 1/9-55 LUMEZZANE S.S. (Brescia) Tel Fax: C.P. 15 info@siral.com - Catalogue 7 - Rev.1 1/17