Mounting Position - Siemens VGD4 series Operation Manual And Mounting Instructions

Work on the VGD4/VRD4 double
gas valve may only be carried out
by qualified personnel.
Ambient temperature
-15...+60°C
<60°C air
Family 1 + 2 + 3
Gas Gaz
Max. torques / flange connection and stud screws
according to DIN 939
∂
Tighten locking and connecting screws in the
appropriate manner
∂
Note the material pairing of aluminum/steel!
Max. torque of the pressure connections
8/17
Building Technologies
2.4 Description of the VGD4/VRD4 double gas
valve

2.5 Mounting position

2.6 Torques
Operation Manual and Mounting Instructions VGD4 / VRD4 / SKPx5
Maximum operating pressure
Pmax = 100 kPa DN 40/50
Pmax = 70 kPa DN 65...150
mbar
Valve 1 + Valve 2, Class A, Group 2
according to EN 161
Built-in filter, mesh size 0.9 mm
7643z83/0817
Note!
Β
The AGA66 gasket set increases the degree of
protection for the valve combination from IP54 to
IP65!
DN 40...100
DN 125
DN 150
M4
3 Nm 8 Nm
M16 x 65
M16 x 75
M20 x 80
G1/8 G1/4
15 Nm
AGA66
50 Nm
50 Nm
90 Nm
G3/4
35 Nm
CC1U7643en
14.03.2018