Siemens VRD40.050U Technische instructies - Pagina 3
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VRD4 Series Double Valves
Ordering
Gas valves and actuators are ordered separately. For additional SKP... actuator information, see
the following technical instructions:
information
SKP15...
SKP25...
SKP55...
SKP75...
Product
number
VRD40.040U
1-1/2" NPT
VRD40.050U
VRD40.065UF
2-1/2" Flanged
VRD40.080UF
3" Flanged
VRD40.100UF
4" Flanged
VRD40.150UF
6" Flanged
Part Number
AGA40.4050U
1" NPT vent connection plate
AGA40.6580U
1 ¼" NPT vent connection plate
AGA40.0100U
2" NPT vent connection plate
AGA40.0150U
2 ½" NPT vent connection plate
AGA61
Manual adjusting throttle attachment AGA61 permits VRD40.xxxUx series valves to be used as
adjustable limiting orifice valves. Once adjusted, the AGA61 has a provision to be sealed from
tampering.
AGA66
Sealing gasket to provide NEMA 3, NEMA 3R, and NEMA 4 protection.
Gasket kit to SKP...
- Place between actuator SKP... and valve VRD40.xxxUx
- Increases degree of protection from IP54 to IP65
- Refer to Mounting Instruction M7643.2 (74 319 0421 0)
Siemens AG Building Technologies Division
155-751P25
155-752P25
155-753P25
155-754P25
NOTE:
The SKP... actuators have an operating temperature range of 14 °F to 140 °F (-10 °C to
60 °C)!
Table 2. Product numbers
Size
Maximum
operating
pressure
psi
20
2" NPT
20
10
10
10
10
Table 3. Accessories
Description
Close-off
Capacity
pressure
CFH
psi
Natural gas
at
P=1" W.C.
75
1800
75
2300
75
3.880
75
5.370
30
9.680
30
17.490
Each vent connection includes a ¼" NPT test port, see
Mounting instruction M7631.3 (74 319 0278 0)
Technical Instructions
Document Number CC1N7649us
September 08, 2016
Number of test
Valve body
points,
material
1/4" NPT
Inlet
Outlet
1
1
Aluminum
1
1
Aluminum
1
1
Aluminum
1
1
Aluminum
1
1
Aluminum
1
1
Aluminum
Notes
Page 3