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Viking Model E-1 Deluge Valve, Angle Style, 3 to 6 in (DN80 to DN150)
Viking Model E-1 quick-opening differential diaphragm deluge valve, angle style, 3, 4 and 6 in, for deluge and preaction systems.
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Key specifications
| Sizes | 3, 4, 6 in (DN80, DN100, DN150) |
| Max working pressure | 250 psi (17.2 bar); factory test 500 psi; some listings 175 psi |
| Approvals | UL (VLFT, VLJH), C-UL, FM (deluge, preaction, refrigerated area), ABS; 175 psi: NYC BSA 219-76-SA, LPCB, VdS G4920053, CE |
| End connections | Flange x flange (ANSI Class 150 or PN10/16); flange x groove |
| Body and cover | Ductile iron |
| Clapper | Teflon-coated ductile iron |
