AS/NZS 2845.1:2022 Water supply - Backflow prevention devices - Part 1: Materials, design and performance requirements

Abbreviation
AS/NZS 2845.1:2022
Valid from
27/05/2022
Replaces
AS/NZS 2845.1:2010,

Information provider
Standards New Zealand,
Author
Standards New Zealand, Standards Australia
Information type
New Zealand Standard,
Format
PDF, HARD COPY,


Description

This Standard sets out requirements for the materials, design, performance and testing of mechanical backflow prevention devices that are used for the protection of water supplies, for health and safety and protection of the environment.

Scope

This Standard specifies requirements for the materials. design, performance and testing of mechanical backflow prevention devices that are used for the protection of water supplies.

The backflow prevention devices in this Standard are of the following types:

  • a) Atmospheric vacuum breaker (AVB)
  • b) Hose connection vacuum breaker (HCVB)
  • c) Dual check valve with atmospheric port (DCAP)
  • d) Dual check valve (Dual CV)
  • e) Dual check valve with intermediate vent (Du CV)
  • f) Pressure-type vacuum breaker (PVB)
  • g) Double check valve (DCV)
  • h) Double check detector assembly (DCDA)
  • i) Reduced pressure zone device (RPZD)
  • j) Reduced pressure detector assembly (RPDA)
  • k) Spill-resistant pressure vacuum breaker (SPVB)
  • l) Beverage dispenser dual check valve with atmospheric port (BDDC)
  • m) Pipe interrupter device (PID)
  • n) Single check valve (testable) (SCVT)
  • o) Single check detector assembly testable (SCDAT)

Note: Unless otherwise specified, the normal size of a device is determined by the inlet connection.

For assistance with locating previous versions, please contact the information provider.
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For assistance with locating previous versions, please contact the information provider.
This resource is cited by:

AS/NZS 2845.1:2022 Water supply - Backflow prevention devices - Part 1: Materials, design and performance requirements

This document is CITED BY:

AS/NZS 2845.1:2022 Water supply - Backflow prevention devices - Part 1: Materials, design and performance requirements

Description

This Standard sets out requirements for the materials, design, performance and testing of mechanical backflow prevention devices that are used for the protection of water supplies, for health and safety and protection of the environment.

View on Information Provider website
AS/NZS 2845.1:2022 Water supply - Backflow prevention devices - Part 1: Materials, design and performance requirements
Description

This Standard sets out requirements for the materials, design, performance and testing of mechanical backflow prevention devices that are used for the protection of water supplies, for health and safety and protection of the environment.

View on Information Provider website
This resource cites:

AS/NZS 2845.1:2022 Water supply - Backflow prevention devices - Part 1: Materials, design and performance requirements

This document CITES:
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