BS EN 12897:2016+A1:2020 ✓ Most Recent

This document specifies the constructional and performance requirements and methods of test for indirectly heated, unvented (closed) storage water heaters of up to 2 000 l volume suitable for connection to a water supply at a pressure between 0,05 MPa and 1,0 MPa (0,5 bar and 10 bar), and fitted with control and safety devices designed to prevent the temperature of the stored drinking water from reaching 95 °C.

Whilst storage water heaters intended primarily for direct heating are not covered by this document, it does allow the provision of electric heating elements for auxiliary use.

Cross References:
EN 1490
EN 1717
IEC 60730-2-9
EN 13959
EN 13203 (all parts)
EN 60730-2-9
EN 1491
EN 1567
EN 1489
EN 1487
EN 1488
IEC 60379:1987
EN 15332:2007
EN 60379:2004
EN ISO 9001
EN 806 (all parts)
ISO 9001


Incorporates the following:
Amendment, March 2020 See more