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ASME

Standards [CURRENT]

DIN 44897-1

Stationary electric water heaters; dimensions and permissible pressure losses for mixing batteries for open-outlet water heaters above table
Edition 1977-12

Standards [CURRENT]

DIN EN 60335-2-21 ; VDE 0700-21:2023-02

Household and similar electrical appliances - Safety - Part 2-21: Particular requirements for storage water heaters (IEC 60335-2-21:2012, modified + COR1:2013 + A1:2018); German version EN 60335-2-21:2021 + A1:2021
Edition 2023-02

Technical rule [CURRENT]

DIN EN 60335-2-21 Beiblatt 1 ; VDE 0700-21 Beiblatt 1:2016-06

Household and similar electrical appliances - Safety - Part 2-21: Particular requirements for storage water heaters; Supplement 1: Interpretations of DIN EN 60335-2-21 (VDE 0700-21)
Edition 2016-06

Draft standard

DIN IEC 60335-2-21 ; VDE 0700-21:2022-10

Household and similar electrical appliances - Safety - Part 2-21: Particular requirements for storage water heaters (IEC 61/6446/CDV:2022); Text in German and English
Edition 2022-10

Standards [CURRENT]

CSA ANSI Z21.13/CSA 4.9

Gas-fired low-pressure steam and hot water boilers
Edition 2022-08-01

Standards [CURRENT]

CSA B51

Boiler, pressure vessel, and pressure piping code
Edition 2024-04-01

Standards [CURRENT]

CSA B140.7

Oil-fired steam and hot-water boilers
Edition 2022-07-01

Standards [CURRENT]

CSA C22.2 No. 165-17

Electric boilers
Edition 2017-08-01

Standards [CURRENT]

CAN/CSA-P.2-13

Testing method for measuring the annual fuel utilization efficiency of residential gas-fired or oil-fired furnaces and boilers
Edition 2013-03-01

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