Air Filter / Regulator - (37) (G1/4, G3/8)
features
  • Shavo's Filter/Regulator combination unit for process control is designed as a high-performance product for instrument air use in corrosive atmosphere
  • Applications include marine environments, oil and gas production, chemicals and food processing, medical analysis etc.
  • CE, EAC[CU TR10(equivalent to GOST R&K)] approved
  • SIL3 capable as per IEC 61508
  • All External parts are NACE MR 0175* approved

    (*National Association of Corrosion Engineers MR-0175 defines requirements for sulphide stress cracking resistant materials used in oilwells and corrosive environments)
MODEL SB37
Parameters Specifications
Fluid Compressed Air
Pipe Sizes 1/4, 3/8"
Port Thread NPT - Standard
BSPT, BSP - Optional
Max. Inlet Pressure with Metal bowl Manual drain : 435 psig (30 bar)
with Metal bowl Automatic drain : 150 psig (10.5 bar)
Max. Operating Temperature (Ambient) +80°C
Filter Element Size 25 micron - Standard 5,40 micron - Optional
Filter Element Material SS 316 - Std. Sintered Bronze - Optional
Material of Construction Stainless Steel as per AISI 316L
Body, Bonnet, Bowl
Internal Parts
External Parts
SS 316L with NACE compliance (MR 0175)
SS 316L
SS 316L with NACE compliance (MR 0175)
Diaphragm Assembly Synthetic Rubber without PTFE
Elastomers Low Temperature Nitrile (LNBR) -60°C to +80°C
EPDM -35°C to+120°C
Fluorocarbon (Viton-FKM) -20°C to +180°C
Nitrile (NBR) -20°C to +80°C
Bowl Capacity 100 ml.
Regulated Sec. Pr. Ranges 1.0 to 10.0 bar (15.0 - 150 psi) - Standard
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
0.21 to 2.10 bar (3 - 30 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":   74 scfm (35 dm3/sec)
3/8':   156 scfm (74 dm3/sec)
CV Value 1/4":   (1.40)
3/8':   (2.94)
Drain Manual - Standard
Automatic - Optional
Type Relieving - Standard
Non-Relieving - Optional
Pressure Adjustment Hex Headed Adjusting screw - Standard
‘T’ handle - Optional
Gauge Port (2 nos.) 1/4” BSPT (Fe) - Standard
1/4” NPT (Fe) - Optional
Gauge Size (Dial Size) 50 mm (Nominal) - Standard
Mounting P.M. NUT - Standard
Wall Mounting Bracket - Optional
Weight 1.80 Kgs.
Pressure Gauge (scale) Kg/cm2 (PSI)  - Standard (For Domestic Market)
Bar (PSI) - Standard (Export)
+Values indicated are with 40 micron elements, with finer elements these values will be lower.

Note:
1) Pressure gauge will not have CE, EAC, SIL3 and NACE MR 0175 approval
2) PM nut, mounting bracket, grub screw will not have NACE MR 0175 approval
3) Automatic drain available with Nitrile elastomer only

Size Flow Element (um) Drain Bowl Range (psi) Operation Model
G 1/4"  74 scfm
(35 dm3/sec)
25 SS Manual Metal 12 - 125 psi Relieving SB37-200-M7LA-NHE
G 3/8"  156 scfm
(74 dm3/sec)
25 SS Manual Metal 12 - 125 psi Relieving SB37-300-M7LA-NHE
 

OPTION SELECTOR

 
Sample Model Number
S B 3 7
-
2 0 0
-
M 7 L A
-
N T
-
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
   
0
   
S = Shavo
   
1
Product
B = Filter Cum Regulator Combination Unit
 
2 3
Series
37 = All SS 316L unit (casted)
 
4
Port Size
2 = 1/4"
3 = 3/8"
 
5 6
Options
 
  Low Temp. Nitrile Elastomer EPDM Elastomer VITON Elastomer Nitrile Elastomer
Rel Non Rel Rel Non Rel Rel Non Rel Rel Non Rel
No Gauge 80 90 [20] [30] [40] [50] [00] [10]
With Gauge (SS316)
without any approvals
81 91 [21] [31] [41] [51] [01] [11]
 
7
Drain
M = Manual Drain
A = Automatic (available with Nitrile elastomers only)
 
8
Filter Element
  Sintered Bronze S.S. 316
5 micron 4 7
25 micron 5 8
40 micron 6 9
 
9
Sec. Pr. Range
C 0.21 to 2.10 bar (3.0 - 30 psi)
F 0.40 to 4.00 bar (6.0 - 60 psi)
L 0.86 to 8.60 bar (12.5 - 125 psi)
M 1.00 to 10.0 bar (15.0 - 150 psi)
*[S] 1.70 to 17.5 bar (25.0 - 250 psi)
 
10
Port Thread
  Main Port Gauge Port
A NPT BSPT
B BSPT BSPT
C BSP BSPT
N NPT NPT
 
11
Mounting & Accessories
N = No Mounting Bracket
B = Wall Mounting Bracket Fitted (SS316)
[P] = 2" Pipe Mounting Bracket Fitted (SS316)
 
12
Pressure Adjustment
H = Hex Headed Screw (SS 316L)
T = T handle (SS316L)
 
13 14 15
Test / Approval
C 0 0 CE
C 0 1 UKCA
C 0 2 CE, UKCA
E 0 0 EAC
E 0 1 EAC, UKCA
S 0 0 SIL3
S 0 1 SIL3, UKCA
G 0 0 CE, EAC
G 0 1 CE, EAC, UKCA
H 0 0 CE, SIL3
H 0 1 CE, SIL3, UKCA
K 0 0 CE, EAC, SIL3
K 0 1 CE, EAC, SIL3, UKCA
X X X Standard Units Without Any Certificatios / Approval
[O] [0] [0] Other Customer Special Requirement if Any
 
16 17 18
Compliance
X X X Standard Unit Without any Compliance
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: Options shown in [ ] bracket are special, please contact sales HQ / manufacturing.
            *[S] option available with hex headed adjustment only.
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