Pressure and vacuum valve PROTEGO® VD / SV-HR-80-IIA
- Deflagrations- and Dauerbrandsicher -
Setting pressure: + 20.0 mbar
Flow rate at design pressure: 479.0 m³ / h
Design pressure: + 22.0 mbar
Setting pressure: - 10.0 mbar
Flow rate at design pressure: 354.0 m³ / h
Design pressure: - 11.0 mbar
Protection system with
Examination certificate
after sheet: VD_SV_HR_KA_7_D.pdf
Flange connection: DN 80
drilled according to DIN EN 1092-1, PN 16
Form B1
Many International Patents for the FLAMEFILTER®, a. O.:
R.O.C. Patent No. I 130 421
R.O.C. Patent No. I 312 049
R.O.C. Patent No. I 362 952
Housing pressure PN 1
Conformity with: ATEX Directive
housing assembly
Case: 1.0619
Case attachment: 1.0425
Valve seats: 316 SS / 1.4571
Lid: 1.0425
Seal: PTFE
Cover: steel
Leg spring: 1.4310
Melting element: 316 SS / 1.4571 / Newton
Bolts / Nuts: A4
Condensate protection - 2-fold: 1.4571
FLAME FILTER® gap width: 0.5 mm
FLAME FILTER® - negative pressure: 1.4571
FLAME FILTER® gap width: 1.2 mm
PROTEGO® flame arrester - overpressure
FLAME FILTER® Cage: 1.4408
FLAME FILTER® Set - 2-fold: 1.4571
FLAME FILTER® gap width: 0.5 mm
Bolts / Nuts: A4
Overpressure valve disc
Valve cover: 316 SS / 1.4571
Valve disc: 316 SS / 1.4571
Sealing: metallic
Pipe guide: 316 SS / 1.4571
Bolt: 316 SS / 1.4571
Hex nut: A4
Weight: 316 SS / 1.4571
Vacuum valve disc
Valve cover: 316 SS / 1.4571
Sealing: FEP
Spindle guide: 316 SS / 1.4571
Hex nut: A4
Weight: 316 SS / 1.4571
Baumusterprüfbesch. no. : IBExU05ATEX2017X
Explosion group: IIA
Standard gap width:> 0.90 mm
Max. Perm. Operating temperature: 60 ° C
