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Siemens AG Building Technologies Division

VGG Series

Technical Instructions

Document No. 7636us

VGG…

February 09, 2016

VGG10.xxxU Gas Valves
for use with SKPxx.xxxUx electro-hydraulic actuators

ISO 9001 and 14000
REGISTERED FIRM

Only with series SKPxx.xxxUx actuators

Description

The normally closed VGG10.xxxU series of single body gas valves combined with
SKPxx.xxxUx series electro-hydraulic actuators to provide safety shut-off, gas pressure
regulation and/or air-gas ratio control for commercial or industrial gas burners.

Table 1. VGG10.xxxU model numbers

Model Numbers

Body style

Connection

VGG10.154U Single NPT

thread

VGG10.204U Single NPT

thread

VGG10.254U Single NPT

thread

VGG10.404U Single NPT

thread

VGG10.504U Single

NPT

thread

VGG10.654U Single NPT

thread

VGG10.804U Single NPT

thread

Summary of Contents for VGG Series

Page 1: ... VGG10 xxxU series of single body gas valves combined with SKPxx xxxUx series electro hydraulic actuators to provide safety shut off gas pressure regulation and or air gas ratio control for commercial or industrial gas burners Table 1 VGG10 xxxU model numbers Model Numbers Body style Connection VGG10 154U Single NPT thread VGG10 204U Single NPT thread VGG10 254U Single NPT thread VGG10 404U Single...

Page 2: ...Ux regulating actuators are applicable for both low and high supply gas pressure applications eliminating excessive regulator inventories Maximum pressure ratings vary with valve size see Table 2 All VGG10 xxxU valves perform these functions in combination with each of the following actuators SKP15 xxxUx Safety shut off SKP25 xxxUx Safety shut off and constant pressure regulation or zero governor ...

Page 3: ...et VGG10 154U 20 75 327 242 2 2 Aluminum VGG10 204U 20 75 614 442 2 2 Aluminum VGG10 254U 1 20 75 914 686 2 2 Aluminum VGG10 404U 1 20 75 2 047 1 643 2 2 Aluminum VGG10 504U 2 20 75 3 511 2 2 Aluminum VGG10 654U 2 10 25 5 085 1 1 Cast iron VGG10 804U 3 10 25 6 158 1 1 Cast iron VGG10 xxxU valves through 1 inch have reduced flow when used with AGA66 NEMA 4 kit Capacities shown are with without NEMA...

Page 4: ...Table 2 Permissible gas temperature 14 F to 140 F 10 C to 60 C Permissible operating temperature 14 F to 140 F 10 C to 60 C Use Siemens gas valves in accordance with UL429 The valve is used as Safety shutoff valve in connection with SKP15 xxxUx Pressure regulation with safety shutoff function in connection with SKP25 xxxUx SKP55 xxxUx or SKP75 xxxUx Perm mounting position 7631z01us 0815 Operating ...

Page 5: ...tegral stainless steel mesh filter 0 9 mm in the inlet to protect the downstream components against contamination VGG10 xxxU series gas valves have a contoured valve disc for stable regulating control and smooth release see Figure 1 Sectional view of VGG10 xxxU valve 7636z13us 0116 Figure 1 Sectional view of VGG10 xxxU models Closing spring The valve includes a closing spring The spring force acts...

Page 6: ...0000 2 100 2 3 4 5 7 1000 2 3 4 5 7 10000 2 3 4 5 7 100000 2 3 3 4 5 7 10 2 3 4 5 7 100 2 3 4 5 7 1000 2 3 4 5 7 Sp Gr 1 000 700 500 400 300 200 100 70 50 40 30 20 10 7 5 4 3 2 1 0 7 0 5 0 4 W C mbar Pressure drop p 2 000 1 2 3 4 1 1 1 2 2 2 1 2 3 7636z01us 0815 Figure 2 Sizing VGG10 xxxU valves without AGA66 NEMA 4 kit Assumptions 1 Pressure downstream of valve is atmospheric 2 Maximum temperatur...

Page 7: ...4 5 7 100000 2 100 2 3 4 5 7 1000 2 3 4 5 7 10000 2 3 4 5 7 100000 2 3 3 4 5 7 10 2 3 4 5 7 100 2 3 4 5 7 1000 2 3 4 5 7 Sp Gr 1 000 700 500 400 300 200 100 70 50 40 30 20 10 7 5 4 3 2 1 0 7 0 5 0 4 W C mbar Pressure drop p 2 000 1 2 3 4 1 1 1 2 2 2 1 2 3 7636z02us 0815 Figure 3 Sizing VGG10 xxxU valves with AGA66 NEMA 4 kit Assumptions 1 Pressure downstream of valve is atmospheric 2 Maximum tempe...

Page 8: ...ns VGG Series Valves Document Number CC1N7636us February 09 2016 Page 8 Siemens AG Building Technologies Division Dimensions Dimensions in Inches mm VGG10 xxxU Ø3 8 96 52 mm Inch J Inch W D 1 4 NPT S T F ØE 7636m10us 0216 ...

Page 9: ...34 34 1 34 34 2 36 60 3 30 1 50 VGG10 504U 2 4 21 107 4 96 126 6 68 169 7 1 97 50 1 34 34 1 34 34 2 95 75 4 00 1 80 VGG10 654U 2 5 91 150 7 28 185 11 42 290 3 62 92 2 44 62 3 94 100 32 50 15 80 VGG10 804U 3 5 91 150 7 28 185 12 20 310 3 94 100 2 44 62 4 72 120 34 00 15 50 Information in this publication is based on current specifications The company reserves the right to make changes in specificat...

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