EQUIPMENT FOR FIRE SIGNAL RECEIVING CENTRES AND SYSTEMS
1. SCOPE
1.1 This Standard covers requirements for fire signal receiving centre and systems
which include transmitting, receiving equipment and proprietary fire signal receiving centre
equipment and control unit accessories for use in accordance with the following:
A CAN/ULC-S524, Installation of Fire Alarm Systems;
B CAN/ULC-S561, Installation and Services for Fire Signal Receiving…
Cylinder valve outlets for gases and gas mixtures — Selection and dimensioning
ISO 5145:2004 establishes practical criteria for determining valve outlet connections for gas cylinders.
It applies to the selection of gas cylinder valve outlet connections and specifies the dimensions of a number of them.
ISO 5145:2004 does not apply to connections used for cryogenic gas withdrawal or gases for breathing equipment which are the subject of other International Standards.
Instrument transformers - Part 5: Capacitor voltage transformers
This part of IEC 60044 applies to new single-phase capacitor voltage transformers connected between line and ground for system voltages Um 72,5 kV at power frequencies from 15 Hz to 100 Hz. They are intended to supply a low voltage for measurement, control and protective functions.
The capacitor voltage transformer can be equipped with or without carrier-frequency accessories for power line…
Transformateurs de mesure - Partie 5: Transformateurs condensateurs de tension
La présente partie de la CEI 60044 s'applique aux transformateurs condensateurs de tension monophasés neufs connectés entre la ligne et la terre pour des tensions de réseau Um 72,5 kV aux fréquences industrielles comprises entre 15 Hz et 100 Hz. Ils sont destinés à fournir une basse tension pour les fonctions mesure, commande et protection.
Le transformateur condensateur de tension peut…
Agricultural vehicles — Mechanical connections on towed vehicles — Part 1: Dimensions for hitch ring...
ISO 5692-1:2004 specifies the requirements for the attachment of agricultural non-balanced trailers and implements by means of hitch-rings to the rear of the towing vehicle equipped with either a hook as specified in ISO 6489-1, or a piton-type coupling as specified in ISO 6489-4. Its purpose is to ensure the interchangeability of mechanical connections on agricultural towed vehicles.
Fuel injection equipment — Vocabulary — Part 4: High-pressure pipes and end-connections
ISO 7876-4:2004 establishes a vocabulary for high-pressure pipes and end-connections in fuel injection systems for diesel (compression-ignition) engines.
Medical Electrical Equipment - Part 2-49: Particular Requirements for the Safety of Multifunction Pa...
This National Standard of Canada is equivalent to International Standard IEC 60601-2-49:2001.
1 Scope and object
*1.1 Scope
This Particular Standard applies to the safety requirements of MULTIFUNCTION PATIENT MONITORING EQUIPMENT as defined in subclause 2.2.101.
The scope of this standard is restricted to EQUIPMENT having either more than one APPLIED PART or more than one SINGLE FUNCTION,…
Low-voltage switchgear and controlgear - Part 1: General rules
Applies, when required by the relevant product standard, to switchgear and controlgear hereinafter referred to as "equipment" and intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c. or 1 500 V d.c. It does not apply to low-voltage switchgear and controlgear assemblies which are dealt with in IEC 60439. The object of this standard is to state…
Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, ...
This part of IEC 61000 defines the immunity test methods and range of preferred test levels for electrical and electronic equipment connected to low-voltage power supply networks for voltage dips, short interruptions, and voltage variations. This standard applies to electrical and electronic equipment having a rated input current not exceeding 16 A per phase, for connection to 50 Hz or 60 Hz a.c…
Compatibilité électromagnétique (CEM) - Partie 4-11: Techniques d'essai et de mesure - Essais d...
La présente partie de la CEI 61000 définit les méthodes d'essai d'immunité ainsi que la gamme des niveaux d'essais préférés pour les matériels électriques et électroniques connectés à des réseaux d'alimentation basse tension pour les creux de tension, les coupures brèves et les variations de tension. La présente norme s'applique aux matériels électriques et électroniques…
