Wilkins 475DA Reduced Pressure Principle Detector Backflow Preventer, N-Pattern, 4" to 10", Lead-Free*

Designed for installation on potable water lines in fire protection systems to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. The Model 475DA shall provide protection where a potential health hazard exists. For applications requiring vertical flow up and vertical flow down. Incorporates metered by-pass to detect leaks and unauthorized water use.

Meets the requirements of NSF/ANSI 61*

*Product contains weighted average lead content less than 0.25% for wetted surfaces.

Specifikace

The Reduced Pressure Detector Assembly shall be certified to NSF/ANSI 61, ASSE® Listed 1047, and supplied with full port OS & Y gate valves. The main body and access covers shall be epoxy coated ductile iron (ASTM A 536 Grade 4), the seat ring and check valve shall be NORYL™, the stem shall be stainless steel (ASTM A 276) and the seat disc elastomers shall be EPDM. The first and second checks shall be accessible for maintenance without removing the relief valve or the entire device from the line. If installed indoors, the installation shall be supplied with an air gap adapter. The Reduced Pressure Detector Assembly shall be a ZURN WILKINS Model 475DA.

Technická specifikace

Jedinečná ref. hodnotazurn-475da
Skupina výrobkůBackflow Preventers
Skupina produktůReduced Pressure Principle Assembly
TypObjekt
Datum zveřejnění2025-09-02
Číslo vydání1

Odkazy

URL produktuhttps://www.zurn.com/products/water-control/backflow-preventers/475da
Pokyny k instalacihttps://www.zurn.com/Media-Library/web_documents/pdfs/installation/IS475-V,DA,DAV-pdf.pdf
Technický popishttps://files.zurn.com/spec-sheets/bf-475da-v.pdf

Související

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Klasifikace

Kategorie objektu BIMInstalace - Ventily

Dostupnost regionu

Severní Amerika
Anguilla
Antigua a Barbuda
Aruba
Bahamy
Barbados
Belize
Bermudské ostrovy
Britské Panenské ostrovy
Curaçao
Dominika
Dominikánská republika
Gaudeloupe
Grenada
Grónsko
Guatemala
Haiti
Honduras
Jamajka
Kajmanské ostrovy
Kanada
Karibské Nizozemsko
Kostarika
Kuba
Martinik
Mexiko
Montserrat
Nikaragua
ostrovy Turks a Caicos
Panama
Pannenske Ostrovy
Portoriko
Saint-Pierre a Miquelon
Salvador
Spojené státy americké
Svatá Lucie
Svatý Bartoloměj
Svatý Kryštof a Nevis
Svatý Martin
Svatý Martin
Svatý Vincenc a Grenadiny
Trinidad a Tobago