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IEC TR 63079:2017+A1:2018+A2:2020 gives recommendations for and guidance on the design, planning, installation, testing, operation and maintenance of a hearing-loop system (HLS) intended for communicating speech, music and/or other signals. It is mainly concerned with HLS for hearing enhancement, in which the signals are communicated to users of hearing aids equipped with magnetic pick-up coils.…

1 Scope 1.1 1.1.1 The requirements specified in this Standard cover light-emitting diode (LED) equipment that is an integral part of a luminaire or other lighting equipment and that operates in the visible light spectrum between 400 and 700 nm. These requirements also cover the component parts of LED equipment, including LED controlgear, controllers, arrays, modules, and packages, as…

1 Scope 1.1 This Standard covers integral horsepower, three-phase, alternating current, squirrel cage induction motors rated up to 15 kV at 50/60 Hz. This Standard also covers inverter duty motors. 1.2 The values given in SI units are the units of record for the purposes of this Standard. The values given in parentheses are for information and comparison only. 1.3 In this Standard, “shall”…

1 Scope This clause of Part 1 is replaced as follows: 1.1 This standard applies to the evaluation of thermal protectors for ballasts for tubular fluorescent lamps. Requirements concerning the testing of the combination of ballast and thermal protector are given in IEC 920. Requirements concerning the testing of the combination of ballast and thermal protectors are given in CAN/CSA-…

1 Scope 1.1 This Standard specifies tests and requirements for the flexible fuel line or vent line for service temperatures colder than –40 °C (–40 °F) and cryogenic conditions, a liquefied natural gas fuel system component intended for use on the types of motor vehicles defined in ISO 3833. This Standard is not applicable to the following: a) fuel containers; b) stationary gas engines; c…

1 Scope 1.1 General 1.1.1 This Standard applies to newly manufactured LNG dispenser fuelling and vent hose emergency breakaway shutoff devices, hereinafter referred to as devices. Notes: 1) Devices covered in this Standard are intended to be used on an LNG dispenser certified to CSA LNG 4.1 and with an LNG refuelling connector in accordance with ANSI/CAN/CSA-ISO 12617. 2) Both “one-time…

1 Scope 1.1 This Standard specifies general requirements, test methods, and markings for whirlpool and air-jetted bathtubs and suction fittings used in hydromassage bathtub systems that incorporate a bathtub and circulation pump. The circulation pump can be with or without a) a piping system; and b) induction of air (which can be achieved by integral suction or through an air pump). 1.2…

1 Scope and object 1.1 Scope of this Standard This Standard specifies requirements pertaining to the following: a) definitions; b) construction; c) equipment complying with Standards; d) safety and protection; e) materials and quality of work; f) marking; and g) tests (of a general nature). Such requirements are applicable to all individual Standards of the Canadian Electrical…

1 Scope 1.1 This Standard applies to explosion-proof electrical equipment suitable for use in hazardous locations in accordance with CSA C22.1, Canadian Electrical Code, Part I and the requirements of CSA M421. It applies to explosion-proof enclosures, parts of enclosures and other related equipment constructed of metallic and non-metallic materials. 1.2 Other Standards for hazardous location…

1 Scope 1.1 This test method determines the wind uplift resistance of membrane-roofing systems when subjected to dynamic wind load cycles. The test methods are applicable to a) mechanically attached membrane roofing systems; and b) adhered membrane roofing systems. The roofing system consists of a deck and roofing membrane. It includes components such as vapour barriers or retarders,…