Wilkins 450DA Double Check Detector Backflow Preventer, N-Pattern, 4" to 10", Lead-Free*

Designed for installation on potable water lines in fire sprinkler systems to protect against both backsiphonage and backpressure of polluted water into the potable water supply. Model 450DA shall provide protection where a potential health hazard does not exist. For applications requiring vertical flow up and vertical flow down. Incorporates metered by-pass to detect leaks and unauthorized water use. NSF® Listed-Standard 61, Annex G* *Product contains weighted average lead content less than 0.25% for wetted surfaces.

Specifikace

The Double Check Detector Backflow Preventer shall be ASSE® Listed 1048 and supplied with full port OS & Y gate valves. The main body and access cover 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 checks shall be accessible for maintenance without removing the device from the line. The Double Check Detector Backflow Preventer shall be a ZURN WILKINS Model 450DA.

Technická specifikace

Jedinečná ref. hodnotazurn-450da
Skupina výrobkůBackflow Preventers
Skupina produktůDouble Check Detector Assembly
TypObjekt
Datum zveřejnění2025-09-02
Číslo vydání1

Odkazy

URL produktuhttps://www.zurn.com/products/water-control/backflow-preventers/450da
Pokyny k instalacihttps://www.zurn.com/Media-Library/web_documents/pdfs/installation/IS450-450DA-8-pdf.pdf
Instruktážní videohttps://www.youtube.com/user/OneZurn
Technický popishttps://files.zurn.com/spec-sheets/bf-450da.pdf

Související

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Klasifikace

Kategorie objektu BIMInstalace - Ventily

Dostupnost regionu

Severní Amerika
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