Supplier for TycoA DV-5A diaphragm valve with Preaction Type A trim designed to EN 12845: electric fire detection floods the pipes before a sprinkler operates, and if primary and back-up power are lost the system works as a dry pipe system.
Standards and approvals: VdS Approved
Sizes: DN40 to DN200
| Specification | DN40 to DN200 |
|---|---|
| Pressure Loss | See Graph A |
| Detection System | In order for DV-5a Valves with Preaction Type A Trim to be hydraulically calculated as a wet pipe system, the detection system must be designed to operate sooner than the automatic sprinklers on the sprinkler piping. |
| Valve Body | Epoxy coated ductile iron per ASTM A536-77, Grade 65-45-12 |
| Diaphragm Cover | Epoxy coated ductile iron per ASTM A536-77, Grade 65-45-12 |
| Diaphragm | Polyester fabric reinforced, TEFLON coated, EPDM rubber per ASTM D2000 |
| Diaphragm Cover Fasteners | Aluminum zinc coated steel Note: For wrench and socket sizes, see Table B. |
Specifications as published by Tyco. Please confirm the exact model with us before ordering.
Sizes: DN40 to DN200
A pre-assembled, pre-wired deluge valve riser in a free-standing cabinet, with the shut-off control valve, DV-5A automatic water control valve, waterflow and supervisory switches, and a control panel with back-up batteries.
A pre-assembled DV-5A valve package in a free-standing cabinet for indoor or outdoor use, with shut-off and downstream valves, galvanized trim and supervisory switches pre-wired to a junction box.
Sizes: DN40 to DN200
A diaphragm type automatic water control valve for deluge systems released by a water filled pilot line, with a double seat design that also actuates fire alarms when trimmed.
Sizes: DN40 to DN200
A diaphragm type automatic water control valve for deluge systems released by a pressurised dry pilot line, with a double seat design that also actuates fire alarms when trimmed.
Sizes: DN40 to DN200
A diaphragm type automatic water control valve for deluge systems released by an electric detection system, with a double seat design that also actuates fire alarms when trimmed.
Sizes: DN40 to DN200
A DV-5A diaphragm valve with remote-resetting trim, which can be opened and closed during full flow from a remote location and reset from one or more places.
A bronze automatic ball drip valve that forms part of HD's UL Listed deluge valve trim. It is used with the ETW-D, NTW, ETD-D and NTD trims on all HD deluge valve models.
A field adjustable device that regulates and restricts air flow to hold the air pressure in the pneumatic lines of a pre-action system or a dry pilot actuated deluge valve.
Sizes: 4”, 6”
UL Listed alarm check valve for the head of a wet sprinkler system, in 4 inch and 6 inch sizes with ANSI B16.5 flanged inlet and outlet.
A supervisory switch that monitors the open position of post indicator and butterfly control valves, with a bi-directional actuator for rising or falling flag installations.
A supervisory switch that monitors the open position of outside screw and yoke (OS&Y) gate valves, for indoor and outdoor use.
Try "landing valve", "Apollo call point", "9 kg ABC" or a model code.
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