Safety Valves G 1/2" - G 1¼" internal thread, PN 16 - PN 25 - type 800.809



Range of application:
for pressure containers according to AD-2000 sheet A2
1. for neutral fluids up to 130 °C with NBR-sealing,
2. for air, gases and steams up to 140°C with NBR-sealing,
3. for air, gases and steams up to 225°C with PTFE-sealing,
4. for flammable and toxic fluids up to 150°C with EPDM-sealing and bellows,
5. for flammable and toxic gases, air and steams up to 140°C with EPDM-sealing and bellows.


Safety Valves G 1/2 inch - G 1¼ inch internal thread, PN 16 - PN 25 - type 800.809
Fig. 809
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Construction:
angle-form,
with lifting device,
TÜV-type tested.

Materials:
see table    

Operating pressure:
1.   =   0,5 – 25 bar
2.   =   0,5 – 16 bar
3.   =   0,5 – 25 bar
4.   =   0,5 – 25 bar
5.   =   0,5 – 25 bar

Connection:
internal thread ISO 228 / DIN 259

Special constructions:
see type sheets 800.806 – 800.808;
body in stainless steel 1.4571/1.4408;
for higher blow-off pressures and power ratings;
with other sealings - e.g. FKM.

G₁G₂doa₁a₂L₁L₂Hs₁s₂weight approx. kgs
½"1"11,51114342610027410,4
¾"1¼"151621413617034501
1"1½"201821484321541581,8
1¼"2"282126645329052703,9
dimensions in mm
partdesignationmaterial
1bodygunmetal
2bonnetgunmetal
3discbrass / NBR or
brass / PTFE
4guide platebrass
5springstainless steel
6stembrass
Discharge capacity
bar¹)1. media saturated steam
in kg / h		2. media compressed air
in Nm³ / h		3. media water
in m³ / h
G½"¾"1"1¼"G½"¾"1"1¼"G½"¾"1"1¼"
2981753106101222203907754,046,8712,2123,94
416028551099020436064512605,719,7217,2733,86
6225400715139528651090017607,0011,9021,1641,47
82855059001765368650116022708,0813,7424,4347,88
1034661510952150450800142027709,0315,3627,3153,54
1240772012902520530940168032759,8916,8329,9258,64
144688801480286061210901935378010,6918,1832,3263,34
165259351660326069412302190428011,4219,4334,5567,72
18588104518603640
20647115020504010
22709126022454395
24770137024404770
¹) set pressure

Please quote the medium, concentration, temperature,
max. and min. working pressure in inquiries and orders.

We reserve the right to alter technical data.
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