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Affichage de 6697 - 6708 de 11282
Avis d'intention
Isolateurs pour lignes aériennes de tension nominale...
This International Standard is applicable to string insulator units of ceramic material or glass for use on d.c. overhead power l ines with a nominal voltage greater than 1 000 V. It is not applicable to composite insulators...
Avis d'intention
Clapets antiretour et clapets de retenue en fonte...
La présente norme spécifie les principales caractéristiques des clapets antiretour en thermoplastique ayant un diamètre nominal jusqu’à 200 mm (8 po) ou en fonte ayant un diamètre nominal jusqu’à 375 mm (15 po) et les...
Avis d'intention
Asphalte conseils de base
This standard covers asphalt core boards intended for use as overlay protection of roof insulation below the membrane system and/or separation of roofing assemblies above combustible decks. Asphalt core boards are...
Avis d'intention
Matériaux pour conduits d'aérage des mines: Caractéristiques...
1.1 This Standard specifies the fire-performance and antistatic requirements for new (unused) ventilation materials for use in underground mines. 1.2 Ventilation materials can be divided into two categories: rigid tubing and...
Avis d'intention
Technologies de l'information - Interface Portable...
1. Scope This standard defines the general requirements and test methods for measuring conformance to ISO/IEC 9945-1 :1990 (IEEE Std 1003.1-1990) hereinafter referred to as .POSIX.1. {3}.1 It also defines the test assertions...
Avis d'intention
SBus - Chip et le module bus d'interconnexion
1. Scope and object SBus is a high performance computer I/O interface for connecting integrated circuits and SBus Cards to a computer system motherboard. This standard defines the mechanical, electrical, environmental, and...
Avis d'intention
Moteurs et générateurs
Scope 1.1 This Standard applies to electric motors and generators for installation and use, in accordance with the Rules of the Canadian Electrical Code, Part I, in non-hazardous locations. Note: The term "machine" throughout...
Avis d'intention
Règles de sécurité pour les ventilateurs électriques...
Scope This clause of IEC Publication 335-1 is applicable except as follows: 1.1 Replacement: This standard applies to electric fans and their associated regulators intended for use on single-phase a.c. and d.c. circuits not e...
Avis d'intention
Sécurité des appareils électrodomestiques et ...
Scope This clause of part 1 is replaced by: This standard deals with the safety of electric commercial kitchen machines not intended for household use, their rated voltage being not more than 250 V for single phase appliances...
Avis d'intention
Matériels de traitement de l'information - Sécurité...
1. Scope This part of IEC 60950 specifies requirements for information technology equipment (ITE) with self contained data storage systems that contain hazardous moving parts. These data storage systems are typically large...
Avis d'intention
Les fonctions de sécurité intégrant la technologie...
Scope 1.1 This Standard applies to products and component devices where the electronics technology handles the operational logic including the safety features. This Standard applies to the following configurations: (a) safety...
Avis d'intention
Ingénierie des systèmes et du logiciel - Cadre...
This Standard provides general requirements and guidance for reporting processes and contents of typical reports within benchmarking activities of "the information technology (IT) project performance benchmarking framework"...