VACUVENT VA Series, Owner'S Manual

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Independent Valve Marketing (Pty) Ltd
Engineering Page 6 of 18
VSS0203WD00
GENERAL SPECIFICATION
FLANGED –DN150 (6”), DN200 (8”)
Figure 3- Overall Dimensions
DN Model
No.
PN H D Weight
Inch Psi Inch Inch Lbs
150 150VA25 363 23.6 10.9 101.2
150 150VA40 580 25.1 10.9 121
200 200VA25 363 26.8 12.9 154
200 200VA40 580 29 12.9 185
Type:
Double Orifice (Small and large orifice) with Anti-Shock Orifice Mechanism
End Connection:
Flanged for alignment to
BS 4504
PN10, PN16, PN25 or PN40
SANS 1123 T1000/3, T1600/3, T2500/3 or T4000/3
ANSI B16.1 Class150 or ANSI B16.5 Class 300
Nominal Size
DN150 and DN200
Model No’s
See Table
Operating Pressure
PN25 0.5 bar (7.2 psi) – 25 bar (363 psi)
PN40 0.5 bar (7.2 psi) – 40 bar (580 psi)
Operating Temperature
4
o
C (40
o
F) to 85
o
C (185
o
F)
Acceptable Media:
Potable or strained raw water
Function:
1. High Volume Air Discharge for pipeline filling
2. Pressurized Air Discharge for air in filled pipeline
3. High volume Air Intake for pipeline draining
4. Anti-shock- surge dampening