The new version of major gas installation standard, AS/NZS 5601.1: 2022, was published 30 September 2022. In this version some of the major changes include:
- Section 2 has been separated into “Essential safety requirements” and “Performance based design requirements”.
- Brazing prohibited within 1 m of a joint with non-metallic components.
- Provision of emergency isolation for multilayer pipe above-ground external to buildings.
- Increased clearance requirement between domestic cooking appliances and rangehoods to align with IEC 60335-2-31, Households and similar electrical appliances – Safety, Part 2-31: Particular requirements for rangehoods and other cooking fume extractors.
- New pipe sizing graphs and tables based upon the Churchill friction factor equation.
- Effect of altitude on gas supply pressure for high rise building installations.
- Revised requirements for the location of flue terminals under a covered area, in a recess, or on a balcony.
- Changes associated with commercial catering equipment:
- Prohibition on the use of semi-rigid connectors in the installation of commercial catering equipment.
- New requirement of the protection of combustible surfaces adjacent to commercial catering equipment.
- New requirements for freestanding commercial catering equipment with under-equipment connection.
- New requirements for the connection of freestanding commercial catering equipment using a hose assembly.
Refer from https://www.aga.asn.au/newsflash-articles/
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