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These requirements cover automatic, non-automatic and manual transfer switches operating at voltages of 1000 V ac and higher, and intended for use in ordinary locations to provide for power as follows, a) Automatic transfer...

1.1 Les présentes exigences se rapportent à l'équipement et aux systèmes basse tension de treillis de plafond suspendu destinés à être installés et utilisés conformément aux codes suivants : Au Canada : le Code canadien de l...

This clause of part 1 is replaced by the following: This International Standard deals with the safety of the following appliances, their RATED VOLTAGE being not more than 250 V for single-phase appliances, 480 V for other...

This clause of part 1 is replaced by the following: This International Standard deals with the safety of the following appliances, their RATED VOLTAGE being not more than 250 V for single-phase appliances, 480 V for other...

This clause of part 1 is replaced by the following: This International Standard deals with the safety of the following appliances, their RATED VOLTAGE being not more than 250 V for single-phase appliances, 480 V for other...

This clause of part 1 is replaced by the following: This International Standard deals with the safety of the following appliances, their RATED VOLTAGE being not more than 250 V for single-phase appliances, 480 V for other...

201.1 Scope, object and related standards Clause 1 of the general standard1 applies, except as follows: 201.1.1 * Scope Replacement: This part of 60601 International Standard applies to the BASIC SAFETY and ESSENTIAL...

1 Scope 1.1 These requirements cover automatic, non-automatic, and manual transfer switches, operating at voltages of 1000 V ac and higher, and intended for use in ordinary locations to provide for power as follows: a)...

1.1 General This standard is divided into seven clauses that cover requirements for skin effect trace heating when installed in ordinary locations as well as in hazardous (classified) locations. Clause 1 provides the scope...

This clause of Part 1 is applicable with the following exception: 1.1 Scope Addition: This Part 2 of IEC 62109 covers the particular safety requirements relevant to d.c. to a.c. inverter products as well as products that have...

La quatrième édition de la norme CAN/ULC-S529 : 2016, publiée en janvier 2016, énonce les exigences relatives aux détecteurs de fumée et accessoires, y compris les dispositifs de protection mécaniques devant être utilisés...

This Standard is applicable to ac contactors with rated voltages of 1501 to 7200 V, and metal-enclosed contactor-based controllers, control centres, and other control assemblies and associated equipment with rated voltages of...