Water Heater Standards

This Standard establishes performance requirements and test methods applicable to water heater relief valve drain (or runoff) tubes for use with relief valves having a steam rating of 105,000 Btu/hr or less.

This Standard applies to both cord-connected and permanently connected storage-tank water heaters*, having tanks less than 610 mm inside diameter, for use on nominal system voltages of 600 V and less, and designed to be used in nonhazardous household and commercial locations in...

001740-000000-000000 1 Scope 1.1 These requirements cover household electric storage tank and small capacity storage tank water heaters rated no more than 600 volts and 12 kilowatts to be installed in accordance with the National Electrical Code, NFPA 70, and with model plumbing and...

California's single-family residential building stock is dominated by gas-fired storage water heaters. This is a result of the building energy efficiency code. For decades the water heater energy consumption calculated in the budget compliance tools has made it hard to...

This Standard specifies the methods for determining the uniform energy factor for electric storage tank water heaters and heat pump water heaters. This Standard a) establishes minimum energy efficiency levels for electric storage tank water heaters and heat...

This document specifies test conditions and test procedures for determining the performance characteristics of air source heat pump water heaters for hot water supply with electrically driven compressors with or without supplementary electric heater and connected to or...

This document specifies test conditions and test procedures for determining the performance characteristics of air source heat pump water heaters for hot water supply with electrically driven compressors with or without supplementary electric heater and connected to or...

This Standard contains requirements for heat recovery equipment and equipment intended to provide hot water heated by electricity, gas, steam, or oil. The types of equipment covered by this Standard include, but are not limited to: automatic storage water heaters, circulating...

012610-000000-000000 1 Scope 1.1 These requirements cover permanently installed electric water heaters, rated 600 volts or less, for heating the water supplied through plumbing to separately heated public or private pools or tubs, in which swimming, wading, bathing, or partial...

This standard applies to Desuperheater/Water Heaters supplied as separate components, as defined in Section 3 and using single component and azeotropic refrigerants only. Exclusions. This standard does not apply to Desuperheater/Water Heaters supplied as components of...

This Standard specifies requirements for water heating appliance mainly for general domestic use (hereafter referred to as appliance), using liquefied petroleum gas or utility gas (hereafter referred to as gas) as the fuel. Appliances covered in this Standard are given in Table 1. In this...

This test method is intended to apply to Indirect-Fired Water Heaters designed for installation with a hot water boiler or some other external source of heated water. This standard is limited to Indirect-Fired Water Heaters having a total volume (potable...

This clause of Part 1 is applicable with the following exception: This European Standard applies to electrical instantaneous water heaters designed to operate as multifunctional appliances with electric rated power >2 kW. This European Standard specifies tests for the assessment of...

This document specifies test conditions and test procedures for determining the performance characteristics of air source heat pump water heaters for space heating with electrically driven compressors with or without supplementary heater. The purpose of this document is to rate...

This document specifies test conditions and test procedures for determining the performance characteristics of air source heat pump water heaters for space heating with electrically driven compressors with or without supplementary heater. The purpose of this document is to rate...

This Standard applies to portable type gas water heaters (herein after referred to as appliance or water heater) for use with propane, butane, or liquefied petroleum gases and mixtures thereof having: a) a regulated pressure; b) a non-regulated pressure. Portable type...

This standard is for water heaters supplying tepid water to emergency equipment, including eyewash, eye/face wash, emergency showers, and combination units. These water heaters heat the cold water supply to an acceptable tepid temperature within the...

Description Water heaters covered by this standard have a cold water inlet connection, a means of heating the water, a means of controlling the water temperature, a means of limiting the temperature to a maximum of 120 °F (48.9 °C), and have an outlet connection...

This Specification applies to complete flue-connected oil burning stoves incorporating oil burners of the vapourizing-type. The requirements given herein apply to circulating and radiant room heaters, ranges, and combination ranges, as defined in this Specification. NOTE: The following...