Rechercher

1 Scope 1.1 Inclusions This Standard establishes methods of testing and rating for constant volume and/or variable refrigerant flow gas-fired, heat pumps for space-conditioning performance. These methods apply to factory-made, space-conditioning, unitary heat pumps that use gasoline as the primary fuel. This Standard applies to engine-driven heat pumps, absorption-cycle heat pumps, desiccant-…

1 Scope 1.1 Applications This Standard applies to the construction, performance, and installation procedures for a newly produced automatic damper device (referred to as “device” in this Standard) constructed entirely of new and unused parts and materials, and designed to be used with a gas-fired appliance listed by a nationally recognized certification body. 1.2 Inclusions This Standard…

2 SCOPE This standard applies to any products containing a claimed recycled plastic content of at least 5%, which is either credited according to the Chain of Custody (CoC) mass balance model or actual physical recycled content. This standard is not intended to determine the mechanical, physical and chemical qualities and properties of a product, nor the adequacy of the product’s constraint…

IEC 60851-3:2023 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition. IEC 60851-3: 2023 specifies the following test methods for winding wires: - Test 6: Elongation; - Test 7:…

This standard applies to precast reinforced concrete sewer maintenance holes, catch basins, valve chambers and pumping stations intended for use to a maximum depth of 7 m in sanitary sewer systems, combined sewer systems, storm sewer and drinking water systems. NOTE — Even if they are not mentioned in the scope of this standard, certain elements described in this standard may be used in water…

1 Scope 1.1 General This Standard is designed to be used with related occupational or technical standards. It is intended to be referenced by other standards as the primary set of requirements for health and safety management of work in confined spaces. This Standard is designed for voluntary application in Canadian workplaces. However, the principles established in this Standard are based on…

1 Scope 1.1 This Standard covers terrazzo, concrete, composite stone, and natural stone plumbing fixtures and specifies requirements for materials, construction, performance, testing, and markings of these fixtures. 1.2 This Standard covers the following plumbing fixtures: a) bathtubs and combination tub/showers; b) lavatories; c) shower bases and shower stalls; and d) sinks: i) bar…

1 Scope 1.1 This Standard covers aluminum and copper plumbing fixtures and specifies requirements for materials, construction, performance, testing, and markings of these fixtures. 1.2 This Standard covers the following plumbing fixtures: (a) bathtubs and combination tub/showers; (b) lavatories; (c) shower bases and shower stalls; and (d) sinks: (i) bar sinks; (ii) kitchen sinks; (iii)…

1 Scope 1.1 Inclusions This Standard covers mechanical requirements of construction, marking, and type testing requirements for oil buffers and elastomeric buffers intended to be installed in passenger and freight elevators in accordance with ASME A17.1/CSA B44. 1.2 Exclusions This Standard does not cover spring buffers or electrical components as part of the buffer assemblies. 1.3 Dual…

1 Scope 1.1 This Standard applies to deadfront indoor enclosed and outdoor enclosed assemblies of switchgear devices such as a) switches; b) interrupting devices; c) air circuit breakers; d) power circuit breakers; and e) control, metering, protective, and regulating equipment with associated interconnections and supporting structures. 1.2 This Standard covers equipment with a…