Détermination des pertes en puissance dans les postes de conversion en courant continu à haute tensi...
La CEI 61803:1999+A1:2010 s'applique à tous les postes de conversion en courant continu à haute tension (CCHT), commutés par le réseau, et utilisés pour l'échange de puissance dans des systèmes de distribution d'énergie. Cette norme présuppose l'utilisation de convertisseurs à thyristors à 12 impulsions mais peut également, en utilisant les précautions appropriées, s'…
Boxes and enclosures for electrical accessories for household and similar fixed electrical installat...
IEC 60670-24:2011 applies to enclosures and parts of them for housing protective devices and other power dissipating electrical equipment intended to be used with a rated voltage not exceeding 400 V and a total incoming load current not exceeding 125 A for household and similar fixed electrical installations. This second edition cancels and replaces the first edition published in 2005 and…
Road vehicles — Tachograph systems — Part 2: Electrical interface with recording unit
ISO 16844-2:2011 specifies the electrical connection between the recording unit, and the vehicle network and the motion sensor, in tachograph systems used in road vehicles.
Règles de sécurité pour les travailleurs en plongée
Scope
1.1 General
1.1.1
This Standard applies to occupational diving operations conducted in connection with all types of work and employment, and describes the requirements for occupational safety.
Note: It is recognized that certain underwater tasks may require specialized standards of practice and/or operational techniques that differ from the requirements of this Standard yet may be…
Terminal units for medical gas pipeline systems — Part 1: Terminal units for use with compressed med...
1 Scope
1.1 This part of ISO 9170 applies to:
a) terminal units intended for use in medical gas pipeline systems in accordance with ISO 7396-1, for use
with the following medical gases:
- oxygen;
- nitrous oxide;
- medical air;
- carbon dioxide;
- oxygen/nitrous oxide mixture [50 %/50 % (by volume)];
b) terminal units intended for use in medical gas pipeline systems in accordance with…
1 Scope
1.1
The requirements of this Standard apply to the following electrical equipment for elevators, escalators,
moving walks, dumbwaiters, material lifts, and elevating devices for persons with physical disabilities
(platform lifts and stairway chairlifts):
(a) motor controllers;
(b) motion controllers;
(c) operation controllers;
(d) operating devices; and
(e) all other electrical…
1 Scope
1.1 General
1.1.1
This Standard applies to occupational diving operations conducted in connection with all types of work
and employment, and describes the requirements for occupational safety.
Note: It is recognized that certain underwater tasks may require specialized standards of practice and/or operational
techniques that differ from the requirements of this Standard yet…
Medical electrical equipment - Part 2-49: Particular requirements for the basic safety and essential...
IEC 60601-2-49:2011 applies to the basic safety and essential performance requirements of multifunction patient monitoring equipment. It applies to medical electrical equipment used in a hospital environment as well as when used outside the hospital environment, such as in ambulances and air transport. Medical electrical equipment intended for use under extreme or uncontrolled environmental…
Electromagnetic compatibility (EMC) - Part 6-4: Generic standards - Emission standard for industrial...
IEC 61000-6-4:2006+A1:2010 This part of IEC 61000 for EMC emission requirements applies to electrical and electronic apparatus intended for use in industrial environments as described below. Emission requirements in the frequency range 0 Hz to 400 GHz are covered. No measurement needs to be performed at frequencies where no requirement is specified. This generic EMC emission standard is…
Connectors for frequencies below 3 MHz - Part 9: Circular connectors for radio and associated sound ...
IEC 60139-9:2011 relates to circular connectors for radio and associated sound equipment. This fourth edition cancels and replaces the third edition of IEC 60130-9, published in 2000, and constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
- the scope has been amended to clarify its separation through its field…
