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Preface This is the eleventh edition of CSA B52, Mechanical refrigeration code. It supersedes the previous editions published in 2005, 1999, 1995, 1992, 1991, 1983, 1977, 1965, 1951, and 1939. The 11th edition of this Standard provides the minimum requirements for the design, construction, installation, inspection, and maintenance of the mechanical refrigeration systems, and is complemented…

Scope 1.1 This Standard specifies construction and testing requirements for unarmoured mine power feeder cables normally used for power distribution in stationary or semi-stationary applications covered by CSA M421 and the Canadian Electrical Code, Part I. 1.2 This Standard covers cables with voltage levels of 5, 8, 15, 25, and 35 kV, rated at 100% and 133% insulation levels. 1.3 The…

Scope 1.1 This Standard applies to the following metal enclosures, for potentials up to and including 600 volts between conductors and ground, designed to be employed in accordance with the rules of the Canadian Electrical Code, Part I: a) wireways for insulated wires and cables; b) auxiliary gutters (for insulated wires and cables) for use at switchboards, meter centres, etc.; and…

Scope 1.1 This Standard specifies the test method for measuring the energy performance of displays with a viewable screen size less than 75 cm (30 in) diagonal. Note: This Standard is technology neutral. 1.2 This Standard does not apply to a) medical display monitors; b) professional broadcast and post-production monitors; or c) televisions. Note: Televisions are within…

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)…

A3000-13 - Cementitious materials compendium Preface This is the fourth edition of the CSA A3000, Cementitious materials compendium. It supersedes the previous editions published in 2008, 2003, and 1998. Significant changes from the previous edition include the following: (a) ASTM reference publications have been updated to reflect current ASTM format. (b) The definition of "…

Scope 1.1 This Standard applies to filters intended for suppressing electromagnetic interference in, or with, apparatus and machines that are to be connected to an ac supply with nominal system voltages of up to 750V and a nominal frequency of up to 60 Hz or connected to a dc supply up to 1060 V dc, intended to be used in nonhazardous locations in accordance with the Canadian Electrical Code, (…

1 SCOPE 1.1 This Standard contains requirements for 65 mm forged quick connect couplings and adapters of the external lug design for use in the forestry service. NOTE: Quick connect coupling and adapter sizes stated refer to the nominal diameter of the forestry hose. 1.2 The couplings and adapters are intended for use with forestry fire hose of the 65 mm standard sizes.

1 SCOPE 1.1 This Standard contains requirements for 25 and 38 mm forged quick connect couplings and adapters of the external lug design for use in the forestry service. NOTE 1: Quick connect coupling and adapter sizes stated refer to the nominal diameter of the forestry hose. NOTE 2: The requirements for non forged External Lug Quick Connect Couplings and Adapters for Forestry Fire Hose are…

Scope 1.1 This Standard specifies safety requirements for pipelines for medical gases, medical vacuum, medical support gases, and anaesthetic gas scavenging systems in health care facilities, both public and private. It applies to all facilities providing health care services, regardless of type, size, location, or range of services, including, but not limited to (a) acute care hospitals; (b) in-…