Vayu Large - (70) (G 3/4 , G 1 , G 1 1/4 , G 1 1/2 )
features
  • Shavo's VAYU Series Large Flow Range Pressure Regulator Diaphragm operated reduce the system pressure to a desired level and maintain it at a constant level despite change in inlet pressure and changes in downstream flow requirements
MODEL SR70
Parameters Specifications
Pipe Threads G ¾, 1, 1¼, 1½ Parallel (F)
Standard
BSPT/ NPT Optional

Type

Relieving
- Standard
Non-Relieving - Optional
Body Material Al. Alloy die-cast
Adjustment Non-rising plastic knob
- Standard
Square Head - Optional
Maximum Inlet Pressure 300 psig (20 bar)
Maximum Operating Temperature (ambient) 80°C
Regulated secondary outlet pressure (spring range) and recommended Pressure gauge ranges available in psi (bar) Spring Range Gauge Range
3-30 psi (0.21 - 2.1 bar) 0-35 psi (0 - 2.5 bar)
5-50 psi (0.35 - 3.50 bar) 0-60 psi (0 - 4 bar)
12-125 psi (0.87- 8.75 bar) 0-150 psi (0 - 10 bar)
15-150 psi (1.0 - 10.00 bar) 0-220 psi (0 - 16 bar)
25-250 psi (1.75 to 17.50 bar) 0-300 psi (0 to 20 bar)
Gauge size 50 mm (Dial Size)
Gauge Port size 1/8 BSPT(Fe)
Gauge connection Back
Standard Nominal Flow rate at 10 bar(150 PSI)
Inlet pressure 6 bar(87 PSI) set pressure
and a drop of 1 bar (14.5 PSI) from set
3/4"
: 530 scfm (250 dm3/ sec) CV (10.00)
1 to 1½ : 560 scfm (264 dm3/ sec) CV (10.56)
Panel Mounting Possible - Optional
Pressure Gauge (scale) Kg/cm2 (PSI)  - Standard (For Domestic Market)
Bar (PSI) - Standard (Export)

Note: Pressure gauge will not have the CE, EAC & SIL3 approval.
Size Flow (dm3/s) Range (psi) Operation Model
G3/4 530 scfm (250 dm3/sec) 12 - 125 psi Relieving SR70K-8G-RNLN
G1 1/2 560 scfm (264 dm3/sec) 12 - 125 psi Relieving SR70K-8G-RNLN

OPTION SELECTOR

 
Sample Model Number
S R 7 0 K
-
8 A
-
R N 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
   
0
   
S = Shavo
   
1
Product
R = Regulator
 
2 3
Series
70 = "VAYU" 1" Basic
 
4
Type
K = Knob Type (Nitrile Elastomer)
[E] = Knob Type (EPDM Elastomer)
[V]= Knob Type (Viton Elastomer)
[Z] = Knob Type (Low Temperature Nitrile Elastomer)
[H] = Square Headed Type (Low Temperature Nitrile Elastomer)
[Q] = Square Headed Type (EPDM Elastomer)
[U] = Square Headed Type (Viton Elastomer)
[Y] = Square Headed Type (Nitrile Elastomer)
 
5
Size
 
6 = 3/4"
8 = 1"
A = 1 1/4 "
B = 1 1/2
 
6
Port Thread
  Main Port Gauge Port
A NPT BSPT
B BSPT BSPT
G BSP BSPT
N NPT NPT
 
7
Relief
R = Relieving
N = Non Relieving
 
8
Gauge
N = No Gauge
G = With Gauge (Without any Certification)
 
9
Sec. Pr. Range
C = 3 - 30 psi (0.21 - 2.1 bar)
E = 5 - 50 psi (0.35 - 3.5 bar)
L =12 - 125 psi (0.87 - 8.75 bar)
M = 15 - 150 psi (1.0 - 10.0 bar)
*[S] = 25 - 250 psi (1.70 - 17.5 bar) [Option is available with hex headed type screw only]
 
10
Mounting & Accessories
N = No Mounting
L = With ‘L’ Type Bracket
B = With Wall Mounting Bracket
 
11 12 13
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
 
14 15 16
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: Option shown in the [ ] bracket are special, Please contact Sales HQ/Manufacturing.

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