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This part of IEC 61000, which is informative in its nature, provides guidance on principles that can be used as the basis for determining the requirements for the connection of disturbing installations to low voltage (LV) public power systems. For the purposes of this part of IEC 61000, a disturbing installation means an installation (which may be a load or a generator) that produces disturbances…

1.1 Products covered 1.1.1 These requirements cover controllers intended for starting and stopping centrifugal and positive displacement fire pumps, including automatic and non-automatic types for electric motor with or without transfer switch or engine driven pumps in accordance with Annex A, item 1. Types of controllers covered include diesel engine, electric motor, limited service, medium…

ISO 19901-8:2014 specifies requirements, and provides recommendations and guidelines for marine soil investigations regarding: a) objectives, planning and execution of marine soil investigations; b) deployment of investigation equipment; c) drilling and logging; d) in situ testing; e) sampling; f) laboratory testing; and g) reporting. Rock materials are only covered by ISO 19901-8:2014 to…

This International Standard describes a method for the determination of total carbon, hydrogen and nitrogen contents in solid biofuels.

La présente Norme internationale décrit une méthode de détermination des teneurs totales en carbone, hydrogène et azote de biocombustibles solides.

This International Standard is intended for the determination of the minor elements Arsenic, Cadmium, Cobalt, Chromium, Copper, Mercury, Manganese, Molybdenum, Nickel, Lead, Antimony, Vanadium, and Zinc in all solid biofuels. Further, it describes methods for sample decomposition and suggests suitable instrumental methods for the determination of the elements of interest in the digests. The…

La présente Norme internationale est applicable au dosage des éléments mineurs suivants dans tous les biocombustibles solides: arsenic, cadmium, cobalt, chrome, cuivre, mercure, manganèse, molybdène, nickel, plomb, antimoine, vanadium et zinc. De plus, elle décrit des méthodes de décomposition des échantillons et suggère des méthodes instrumentales appropriées pour le dosage des éléments à…

1.1 This standard applies to battery operated appliances. This standard applies to appliances incorporating detachable, integral and separable battery packs. The maximum rated voltage for appliances and battery packs is 75 V d.c. 1.2 This standard also applies to battery-powered appliances that are also operated and/or charged directly from the mains or a non-isolated source, including…

1.1 This Standard applies to cord-connected equipment rated 250 V and less, single phase, to be operated from branch circuits fused at not more than 30 amperes and intended for use indoors, in ordinary locations in accordance with the Canadian Electrical Code, Part I. 1.2 This Standard applies to equipment designed to remove water from the air in a room in which it operates, by condensing water…

1.1 This Standard applies to voltage and polarity testers for use in nonhazardous locations, in accordance with the Rules of the Canadian Electrical Code, Part I, on electrical supply circuits and equipment at points where the voltage difference does not exceed 750 V. 1.2 This Standard does not apply to devices primarily intended to measure voltage, such as those that employ a meter…