Product Details
Part # | Manhole Cover | PRV Cover | P/V Vent (6705AL) | Strongback and Latch | Weight |
---|---|---|---|---|---|
EPVN8547AX* | Aluminum | Aluminum | Aluminum | Zinc Plated Steel | 10.4 kg [23 lbs.] |
EPVN8547AX*092 | Aluminum | Aluminum | Aluminum | 304 Stainless | 10.4 kg [23 lbs.] |
* Last letter of part number designates seal material. See material table below. • Option available for padlock loop installed in strongback. • Option available for 6234AL inbreathing vent installed in addition to P/V Vent. • Weld Collar NOT included with assembly, but available separately part number 6777 _ _. Weld Collar material should correspond with tank shell material. When welding collars to tank, care should be taken to insure collar remains flat and round. If necessary, a welding fixture should be used to prevent distortion. |
Letter | Material | Temp. Range |
---|---|---|
B | Buna-N | -20°C to +100°C |
M | Cork Buna | -10°C to +100°C |
V | FKM | -10°C to +100°C |
Technical Specifications
PAF EN450 Pressure Relief Valve | P/V Vent {6866AL Normal Vent) | ||||
---|---|---|---|---|---|
Opens | Air Flow Cap. (Cubic meters per hour) | Pressure Opens | Pressure Flow Cap | Vacuum Opens | Vacuum Flow Cap |
20.7 kPa (3.00 psig) | 10,619 SCMH @ 34.5 kPa (375,000 SCFH @ 5.0 psig) | 6.8 kPa (1 psig) | 42 SCMH @ 30 kPa (1,483 SCFH @ 4.35 psig) | 1.5 kPA (.22 psig) | 26 SCMH @ 3 kPa (918 SCFH @ .44 psig) |