Safety of power transformers, power supply units and similar - Part 1: General requirements and test...
This National Standard of Canada is based on International Standard CEI/IEC 61558-1:1997 (edition 1.1, 1998-07).
1 Scope
1.1 This International Standard deals with all aspects of safety (such as electrical, thermal and mechanical) of:
a) Stationary or portable, single-phase or polyphase, air-cooled (natural or forced) isolating and safety isolating transformers, associated or otherwise, having…
Sécurité des transformateurs, blocs d'alimentation et analogues - Partie 1: Règles générales et...
La présente Norme nationale du Canada est basée sur la Norme internationale CEI/IEC 61558-1:1997 (édition 1.1, 1998-07).
1 Domaine d'application
1.1 La présente Norme internationale traite de tous les aspects de la sécurité électriques, thermiques et mécaniques) des:
a) Transformateurs de séparation des circuits ou des transformateurs de sécurité, associés ou non, fixes ou mobiles, à…
Safety of power transformers, power supply units and similar devices - Part 2-13: Particular require...
This National Standard of Canada is based on International Standard CEI/IEC 61558-2-13:1999 (first edition, 1999-10).
1 Scope
Replacement:
This International Standard deals with all aspects of safety such as electrical, thermal and mechanical.
This part 2-13 of IEC 61558 applies to stationary or portable, single-phase or polyphase, aircooled (natural or forced), independent or…
Sécurité des transformateurs, blocs d'alimentation et dispositifs analogues - Partie 2-13: Règl...
La présente Norme nationale du Canada est basée sur la Norme internationale CEI/IEC 61558-2-13:1999 (première édition, 1999-10).
1 Domaine d'application
Remplacement:
Cette Norme internationale traite de tous les aspects de la sécurité tels qu'électrique, thermique et mécanique.
La présente partie 2-13 de la CEI 61558 est applicable aux autotransformateurs indépendants ou…
Connectors for electronic equipment - Part 4-115: Printed board connectors - Backplane connector for...
Describes a single-part hybrid connector, with a section for high-speed on a 3 mm grid and a low-speed section with power and ground connections on a 2 mm grid, for printed boards and backplanes in accordance with IEC 60917-2-2
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-secti...
ISO 5167-4:2003 specifies the geometry and method of use (installation and operating conditions) of Venturi tubes when they are inserted in a conduit running full to determine the flowrate of the fluid flowing in the conduit.
ISO 5167-4:2003 also provides background information for calculating the flow-rate and is applicable in conjunction with the requirements given in ISO 5167-1.
ISO 5167-4:…
Adjustable speed electrical power drive systems - Part 5-1: Safety requirements - Electrical, therma...
specifies requirements for adjustable speed power drive systems, or their elements, with respect to electrical, thermal and energy safety considerations. It does not cover the driven equipment except for interface requirements. It applies to adjustable speed electric drive systems which include the power conversion, drive control, and motor or motors. It applies to d.c. drive systems connected to…
Entraînements électriques de puissance à vitesse variable - Partie 5-1: Exigences de sécurité - Elec...
specifies requirements for adjustable speed power drive systems, or their elements, with respect to electrical, thermal and energy safety considerations. It does not cover the driven equipment except for interface requirements. It applies to adjustable speed electric drive systems which include the power conversion, drive control, and motor or motors. It applies to d.c. drive systems connected to…
High-voltage switchgear and controlgear - Part 2: Seismic qualification for rated voltages of 72,5 k...
Applies to all switchgear and their assemblies for alternating current of rated voltages of 72,5 kV and above for indoor and outdoor installation, including their supporting structure rigidly connected to the ground.
Where switchgear and their assemblies are not ground mounted, e.g. in a building, conditions for application are subject to agreement between users and manufacturers.
The seismic…
