Vayu Intermediate Series - (20) ( G 1/4 , G 3/8 , G 1/2)
features
  • Shavo's Filter / Regulator combination unit for process control is an efficient space saving design for general applications in compressed air systems where effective contamination filtration, liquid water removal and controlled pressure is required
  • CE, ATEX, EAC Ex (CUTR 12), EAC (CUTR 10) approved
  • SIL3 capable as per IEC 61508
MODEL SB20
Parameters Specifications
Fluid Compressed Air
Pipe size 1/4", 3/8", 1/2"
Pipe Thread BSP - Standard
BSPT, NPT - Optional
Max. Inlet Pressure 17.5 bar (250 psi)
Max. Operating Temp.(Ambient) +80ºC
Filter Element Size 25 micron - Standard 5, 40 micron - Optional
Filter Element Material Porous Plastic - Standard Sintered Bronze - Optional
Material of Construction
Body, Bonnet, Bowl
Internal parts
External parts
Aluminium Alloy die-cast
Aluminium, SS304, SS316L, Acetal resin, Nylon, Brass etc.
SS 316L
Diaphragm Assembly Synthetic Rubber without PTFE - Standard
Elastomer Low Temp. Nitrile (LNBR)  - 40°C to +80°C (Std)
EPDM - 35°C to +120°C
Fluorocarbon (Viton-FKM) - 20°C to +180°C
Bowl Capacity 135 ml
Regulated secondary pressure ranges 1.0 to 10.0 bar (15.0 - 150 psi) - Standard
0.21 to 2.1 bar ( 3.0 - 30 psi ) - Optional
0.4 to 4.0 bar ( 6.0 - 60 psi ) - Optional
0.86 to 8.6 bar (12.5 - 125 psi) - Optional
1.70 to 17.5 bar (25 - 250 psi) - Optional
Standard Nominal Flow Rate at 10 bar
(150psi)inlet pressure 6 bar (87 psi) set pr. and a drop of 1 bar(14.5 psi) from set
1/4" - 104 scfm (50 dm3/sec)
3/8" - 177 scfm (84 dm3/sec)
1/2" - 272 scfm (130 dm3/sec)
CV Value 1/4" - (1.96)
3/8” - (3.35)
1/2” - (5.14)
Drain Manual - Standard
Regulator Type Relieving - Standard
Non - Relieving - Optional
Pressure Adjustment Hex headed screw  - Standard
T handle - Optional
Gauge Port (2 nos.) 1/8" BSPT (Fe) - Standard
1/8" NPT (Fe) - Optional
Gauge size(dial size) 50mm (Nominal)
Mounting P.M. Nut - Standard (SS 316L)
Mounting Bracket - Optional
Weight 0.9 Kgs.
Pressure Gauge (scale) Kg/cm2 (PSI) - Standard (For Domestic Market)
Bar (PSI) - Standard (Export)

+ Value indicated are with 40 micron elements with finer element these values will be lower.

Note:
* Pressure gauge will have the ATEX Approval.
* Pressure gauge will not have the CE, EAC, SIL3 and NACE MR 0175 approval.

Size Flow (scfm) Element (um) Drain Bowl Range(psi) Operation Model
G 1/4 104 scfm
(50 dm3/sec)
40 Manual Metal 12 - 125 psi Relieving SB20-2G-M7D-RNLN-A
G 3/8 177 scfm
(84 dm3/sec)
40 Manual Metal 12 - 125 psi Relieving SB20-3G-M7D-RNLN-A
G 1/2 272 scfm
(130 dm3sec)
40 Manual Metal 12 - 125 psi Relieving SB20-4G-M7D-RNLN-A
OPTION SELECTOR
 
Sample Model Number
S B 2 O K
-
2 B
-
M 2 P
/
R G M N
-
X X X
-
X X X
   
Position
0 1 2 3 4
-
5 6
-
7 8 9
/
10 11 12 13
-
14 15 16
-
17 18 19
   
0
   
S = Shavo
   
1
Product
B = Filter Cum Regulator Combination Unit
 
2 3
Series
20 = "VAYU" - 3/8 Basic
 
4
Type
L = T-Handle Type (Low Temperature Nitrile Elastomer)
[F]= T-Handle Type (EPDM Elastomer)
[W] = T-Handle Type (Viton Elastomer)
[H] = Hex Headed Type (Low Temperature Nitrile Elastomer)
[Q] = Hex Headed Type (EPDM Elastomer)
[U] = Hex Headed Type (Viton Elastomer)
 
5
Size
 
2 = 1/4"
3 = 3/8"
4 = 1/2"
 
6
Port Thread
  Main Port Gauge Port
A NPT BSPT
B BSPT BSPT
G BSP BSPT
N NPT NPT
 
7
Drain
M = Manual Drain
 
8
Filter Element
1 = 05 M Porous Plastic
2 = 25 M Porous Plastic
3 = 40 M Porous Plastic
6 = 05 M Sintered Bronze
7 = 25 M Sintered Bronze
8 = 40 M Sintered Bronze
 
9
Bowl
D = Metal Bowl with Sight Glass
[M] = Metal Bowl without Sight Glass
 
10
Relief
R = Relieving
N = Non - Reliving
 
11
Gauge
N = No Pr. Gauge
G = With Pr. Gauge (SS316) (with ATEX approved - 50 mm)
 
12
Sec. Pr. Range
C = 0.21 - 2.10 bar (3.0 - 30 psi)
F = 0.40 - 4.00 bar (6.0 - 60 psi)
L = 0.87 - 8.75 bar (12.5 -125 psi)
M = 1.00 - 10.00 bar (15.0-150 psi)
*[S] = 1.75 - 17.50 bar (25.0 - 250 psi)
 
13
Mounting & Accessories
N = No MTG. bracket
B = Wall bracket Fitted(S.S.316)
L = With ‘L’ type bracket (S.S.316)
 
 
14 15 16
Test / Approval
A 0 0 ATEX
A 0 1 UKEX
A 0 2 UKCA
A 0 3 ATEX, UKEX, EAC Ex,UKCA
A 0 4 ATEX, UKEX, EAC Ex
A 0 5 ATEX, UKEX, UKCA
A 0 6 ATEX, UKEX, EAC Ex
B 0 0 ATEX, CE
B 0 1 ATEX, CE, UKEX, EAC Ex, UKCA
B 0 2 ATEX, CE, UKEX, EAC Ex
B 0 3 ATEX, CE , UKEX, UKCA
B 0 4 ATEX, CE, UKCA, EAC Ex
B 0 5 ATEX, CE, EAC Ex
C 0 0 CE
C 0 1 CE, UKEX, EAC Ex, UKCA
C 0 2 CE, UKEX, EAC Ex
C 0 3 CE, UKEX, UKCA
C 0 4 CE, EAC Ex, UKCA
C 0 5 CE, EAC Ex
D 0 0 ATEX, EAC
D 0 1 ATEX, EAC, UKEX, EAC Ex, UKCA
D 0 2 ATEX, EAC, UKEX, EAC Ex
D 0 3 ATEX, EAC, UKEX, UKCA
D 0 4 ATEX, EAC, EAC Ex, UKCA
E 0 0 EAC
E 0 1 EAC, UKEX, EAC Ex, UKCA
E 0 2 EAC, UKEX, EAC Ex
E 0 3 EAC, UKEX, UKCA
E 0 4 EAC, EAC Ex, UKCA
F 0 0 ATEX, SIL3
F 0 1 ATEX, SIL3, UKEX, EAC Ex, UKCA
F 0 2 ATEX, SIL3, UKEX, EAC Ex
F 0 3 ATEX, SIL3, UKEX, UKCA
F 0 4 ATEX, SIL3, EAC Ex, UKCA
F 0 5 ATEX, SIL3, EAC Ex
G 0 0 CE, EAC
G 0 1 CE, EAC, UKEX, EAC Ex, UKCA
G 0 2 CE, EAC, UKEX, EAC Ex
G 0 3 CE, EAC, UKEX, UKCA
G 0 4 CE, EAC, EAC Ex, UKCA
H 0 0 CE, SIL3
H 0 1 CE, SIL3, UKEX, EAC Ex, UKCA
H 0 2 CE, SIL3, UKEX, EAC Ex
H 0 3 CE, SIL3, UKEX, UKCA
H 0 4 CE, SIL3, EAC Ex, UKCA
H 0 5 CE, SIL3, EAC Ex
J 0 0 EAC, SIL3
J 0 1 EAC, SIL3, UKEX, EAC Ex, UKCA
J 0 2 EAC, SIL3, UKEX, EAC Ex
J 0 3 EAC, SIL3, UKEX, UKCA
J 0 4 EAC, SIL3, EAC Ex, UKCA
K 0 0 CE, EAC, SIL3
K 0 1 CE, EAC, SIL3, UKEX, EAC Ex, UKCA
K 0 2 CE, EAC, SIL3, UKEX, UKCA
K 0 3 CE, EAC, SIL3, UKEX, EAC Ex
K 0 4 CE, EAC, SIL3, EAC Ex, UKCA
L 0 0 ATEX, EAC, SIL3
L 0 1 ATEX, EAC, SIL3, UKEX, EAC Ex, UKCA
L 0 2 ATEX, EAC, SIL3, UKEX, EAC Ex
L 0 3 ATEX, EAC, SIL3, UKEX, UKCA
L 0 4 ATEX, EAC, SIL3, EAC Ex, UKCA
M 0 0 ATEX, CE, SIL3
M 0 1 ATEX, CE, SIL3, UKEX, EAC Ex, UKCA
M 0 2 ATEX, CE, SIL3, UKEX, EAC Ex
M 0 3 ATEX, CE, SIL3, UKEX, UKCA
M 0 4 ATEX, CE, SIL3, EAC Ex, UKCA
N 0 0 ATEX, CE, EAC
N 0 1 ATEX, CE, EAC, UKEX, EAC Ex, UKCA
N 0 2 ATEX, CE, EAC, UKEX, EAC Ex
N 0 3 ATEX, CE, EAC, UKEX, UKCA
N 0 4 ATEX, CE, EAC, EAC Ex, UKCA
[O] [0] [0] Other customer special requirement if Any
P 0 0 ATEX, CE, EAC, SIL3
P 0 1 ATEX, CE, EAC, SIL3, UKEX, EAC Ex, UKCA
P 0 2 ATEX, CE, EAC, SIL3, UKEX, EAC Ex
P 0 3 ATEX, CE, EAC, SIL3, UKEX, UKCA
P 0 4 ATEX, CE, EAC, SIL3, EAC Ex, UKCA
Q 0 0 ATEX, EAC Ex
R 0 0 EAC Ex
R 0 1 EAC Ex, UKEX, UKCA
R 0 2 EAC Ex, UKCA
S 0 0 SIL3
S 0 1 SIL3, UKEX, EAC Ex, UKCA
S 0 2 SIL3, UKEX, EAC Ex
S 0 3 SIL3, UKEX, UKCA
S 0 4 SIL3, EAC Ex, UKCA
V 0 0 ATEX, CE, SIL3, EAC Ex
V 0 1 ATEX, CE, SIL3, EAC Ex, UKEX, UKCA
V 0 2 ATEX, CE, SIL3, EAC Ex, UKEX
V 0 3 ATEX, CE, SIL3, EAC Ex, UKCA
X X X STANDARD UNITS WITHOUT ANY CERTIFICATE / APPROVAL
Y 0 0 ATEX, SIL3, EACEx
y 0 1 ATEX, SIL3, EACEx, UKEX, UKCA
Y 0 2 ATEX, SIL3, EAC Ex, UKEX
Y 0 3 ATEX, SIL3, EACEx, UKCA
Z 0 1 CE, SIL3, EAC Ex, UKEX, UKCA
Z 0 2 CE, SIL3, EAC Ex, UKEX
Z 0 3 CE, SIL3, EAC Ex, UKCA
 
17 18 19
Compliance
X X X Standard Unit Wthout any Complinace
A 0 1 RoHS 3 Compliance
A 0 2 REACH Compliance
A 0 3 Copper Free (Only Applicable Aluminium Version)
A 0 4 RoHS3, REACH Compliance
A 0 5 RoHS3, REACH, Copper Free (Only Applicable for Aluminium Version)
A 0 6 RoHS3, Copper Free (Only Applicable for Aluminium Version)
A 0 7 REACH, Copper Free (Only Applicable for Aluminium Version)
 
Note: Option shown in the [ ] bracket are special, Please contact Sales HQ/Manufacturing.
          * [S] option available with Hex headed pressure adjustment only.
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