PROTEGO® UB / SF-150-IIB3 pressure and vacuum diaphragm valve
frost-protected
deflagration and permanent fire safe
Protection system with
Type examination certificate
Flange connections: DN 150
drilled according to DIN EN 1092-1, PN 16
Form B1
deflagration and permanent fire safe
Housing pressure PN 1
Conformity according to: ATEX directive
The loading fluid is not included in the scope of delivery!
(see operating instructions) *
Set pressure: + 15 mbar
Volume flow at design pressure: 780 m³ / h
Design pressure: + 21 mbar
Set pressure: - 5 mbar
Volume flow at design pressure: 390 m³ / h
Design pressure: - 7 mbar
Housing assembly
Housing: 1.0619
Valve seats: 316 SS / 1.4571
Traverse: 316 SS / 1.4571
Locking: 1.4408
Valve attachment: stainless steel
Sight glass holder: 1.4408
Venting and ventilation cap: 1.4408 / 1.4571
Tension rings: 316 SS / 1.4571
Swimmer: 1.4404
Seals: FPM
Screws / nuts: A4
membrane
Membrane: FEP
Seals: PTFE
PROTEGO® flame arrester
FLAMEFILTER® cage: 1.4408
FLAMEFILTER® set - double: 1.4571
FLAMEFILTER® gap width: 0.9 mm
Liner: 1.4571
Screws: A4
Type Examination Certificate No. : IBExU03ATEX2051X
Explosion group: IIB3
Standard gap width:> = 0.65 mm
Max. Operating temperature: 60 ° C
