VRN2000 from 1 4 liquid 4 BALL VALVES VALVOLE A SFERA ... VRN2000.pdf · Valvole a sfera in ottone...
6
Click here to load reader
Transcript of VRN2000 from 1 4 liquid 4 BALL VALVES VALVOLE A SFERA ... VRN2000.pdf · Valvole a sfera in ottone...
BALL VALVES
VRN2000f rom 1/ 4" to 4 "
liquid
fire
gas
VALVOLE A SFERA
03
KUGELHAHNE¨
4
Valvole a sfera in ottone a passaggio ridottoper acqua, vapore, aria, ol i i , f lu id i noncorrosiv i in genere
Dati tecnici:· Pressione nominale: da PN16 a PN63 (vedere diagramma)· Limit i d i temperatura: –20°C/+150°C· Fi lettature secondo norma ISO 7/1
Esecuzioni special i a r ichiesta.L’ indicazione dei f lu id i del le temperaturee del le pressioni è di carattere generale.Siral S.p.A. è disponibi le a valutare ler ichieste per f lu id i specif ic i .
Kugelhähne aus Messing mit reduzier temDurchgang für Wasser, Dampf, Luft, Öleund nichtätzende Medien im Al lgemeinen.
Technische Daten:· Nenndruck: PN16 bis PN63 (siehe Diagramm)· Temperaturbereitch: -20°C/+150°C· Gewinde nach ISO 7/1
Sonderausführungen auf Anfrage.Die Auf l istung der Medien hat al lgemeinenCharakter. Siral S.p.A. steht für Bewertungvon Anfragen für speziel le Medien zurVerfügung.
Brass bal l valves, reduced f low, for water, steam, air, oi ls, non corrosive f luids in general.
Technical specif icat ions:· Nominal pressure: from PN16 to PN63 (see diagram)· Temperature l imit: -20°C/+150°C· Threads according to standard ISO 7/1
Special designs also avai lable according to customer request.The indicat ion of the f lu ids is general. Siral S.p.A. is at disposal to evaluate requests forspecif ic f lu ids.
VRN2000 from 1/4" to 4"
DROP CURVESCURVA DI PERDITADRUCKVERLUST-DIAGRAM
Kv=Durchflussmenge in m3/hbei Druckverlust von 1 bar.Cv=Durchflussmenge inUS-Gallons pro Minute beiDruckverlust von 1 PSI.
Kv=Portata in m3/h alla perditadi pressione di 1 Bar.Cv=Portata in galloni americanial minuto alla perdita dipressione di 1 PSI.
Kv=Capacity in m3/h atpressure drop of 1 Bar.Cv=Capacity in United Statesgallons per minute at pressuredrop of 1 PSI.
DN KV CV PASSAGE
1/4"
3/8"
1/2"
8
8
10
4,4
4,8
6,8
5,2
5,7
8
3/4"
1 "
1.1/4"
25,6
36
68
15,3
30,2
42,5
14
24
19
1.1/2"
132
80,2 30
2"
222
155,7 38
2.1/2" 261,8 47
3" 350 412,7 62
4" 666 785,4 76
13
FLOW RATE PRESSURE DIAGRAMDIAGRAMMA DI PORTATA DI PRESSIONE / BETRIEBSDRUCK-DIAGRAMM
PR
ESSU
RE D
RO
P /
PER
DIT
A D
I P
RESSIO
NE /
DR
UC
KV
ER
LUST
FLOW (WATER) m3/h - PORTATA (ACQUA) m3/h - DURCHFLUSSMENGE (WASSER) m3/h
1 2 3 4 6 8 10 20 30 40 60 80 100
200
300
400
600
800
1000
2000
barKPa
2000
1000
100
10 0.1
0.2
2
3
4
6
8
10
0.3
0.4
0.6
0.8
1.0
KV
VRN 2000
201/2" 3/4" 1" 1.1/4" 1.1/2" 2" 2.1/2" 3"
4"
3/8"1/4"
DIAGRAMS
TEMPERATURE
PR
ESSU
RE
0 1008040 60-20 20 °C05
162025
10
40
50
63
bar
°F21214010468320-4
914
725
580
0
363290232
145
73
P.S.I.
6300
5000
4000
1000
250020001600
5000
KPa
120 160140
320284248 392
180
1/4" 3/8" 1/2" 3/4" 1"
1 1/4" 1 1/2" 2" 2 1/2"
3" 4"
324643200 SATURATEDSTEAM LINE
VR
N2
00
0 f
rom
1/4
" to 4
"
CONTROLS
ALUMINIUM LEVER HANDLE
TEE HANDLE CONTROL SQUARE HEAD CONTROL
STANDARD DACROMET LEVER HANDLESTAINLESS STEEL LEVER HANDLE
LOCKABLE LEVER HANDLE
TECHNICAL DETA ILS
DN
Rp 1/4"ISO 7/1
Rp 3/8"ISO 7/1
Rp 1/2"ISO 7/1
Rp 3/4"ISO 7/1
Rp 1"ISO 7/1
Rp 1-1/4"ISO 7/1
Rp 1-1/2"ISO 7/1
Rp 2"ISO 7/1
Rp 2-1/2"ISO 7/1
Rp 3"ISO 7/1
Rp 4"ISO 7/1
A
8
8
10
14
19
24
30
38
47
62
76
B
33
33
40
43
55
57
72,5
78,5
94,5
111,5
136,5
C
65
65
95
95
115
115
155
155
175
215
232
L1
43
48
62
68
80
96
102
122
146
168
192
t1
10
11,4
15
16,3
19,1
21,4
21,4
25,7
30,1
33,3
39,3
SW
17
21
25
31
39
48
54
67
86
100
126
L2
21,5
24
31
34
40
48
51
61
73
84
96
Body in stamped brass CW617NCorpo in ottone CW617N stampatoKörper aus Pressmessing CW617N
Fitting in stamped brass CW617NRaccordo in ottone CW617N stampatoEinschraubstück aus Pressmessing CW617N
Ball in chrome plated brass CW614NSfera in ottone CW614N cromataKugel aus Messing CW614N verchromt
Ball seat in PTFEGuarnizione sfera in PTFEKugeldichtung aus PTFE
1
2
3
4
5 Flat seal in PTFEGuarnizione piatta in PTFEFlachdichtung aus PTFE
6
7
8
Stem seal in PTFEGuarnizione albero in PTFESpindel Dichtung aus PTFE
Stuffing nut in brass CW614NVite premistoppa in ottone CW614NStopfbuchsschraube aus Messing CW614N
Nut in brass CW614NDado in ottone CW614NMutter aus Messing CW614N
Stem in brass CW614NAlbero in ottone CW614NSpindel aus Messing CW614N
HandleManigliaGriff
9
10
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.
1
2
3
4
5
6
7
8
9
10
A DNDN
SW
t1t1
L2 L2
L1
B
C
VR
N2
00
0 f
rom
1/4
" to 4
"
Via F. Lana 21/29 - 25065 LUMEZZANE S.S. (Brescia)Tel. +39 030 8251211 - Fax: +39 030 8251247 - C.P. 125
[email protected] - www.siral.com
