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For the purposes of this International Standard, a portable computer is defined as a computer with a screen and an attached keyboard that is capable of running on battery power for extended periods of time and is relatively easy to transport from one location to another by a single individual. This International Standard gives design guidance for product designers; this International Standard…

This International Standard specifies the Authentication supplementary services, which are applicable to various basic services supported by Private Integrated Services Networks (PISN). Basic services are specified in ISO/IEC 11574. Authentication of a WTM user (SS-WTAT) is a supplementary service that enables a PISN, as a security measure, to validate the identity provided by the WTM user.…

This International Standard specifies the Wireless terminal call handling additional network features (ANF-WTMI, ANF-WTMO), which are applicable to various basic services supported by Private Integrated Services Networks (PISN). Basic services are specified in ISO/IEC 11574. Additional network feature Wireless terminal incoming call (ANF-WTMI) directs incoming calls to a WTMI user within a PISN…

This International Standard specifies the Wireless terminal call handling additional network features (ANF-WTMI, ANF-WTMO), which are applicable to various basic services supported by Private Integrated Services Networks (PISN). Basic services are specified in ISO/IEC 11574. Additional network feature Wireless terminal incoming call (ANF-WTMI) directs incoming calls to a WTMI user within a PISN…

This technical report is intended to provide basic guidance for the introduction of improvements in the IEC standards related to HV switchgear and controlgear. Such improvements are required to allow the users of switchgear to benefit from all the possibilities provided by electronic equipment.

1. Scope 1.1 This Standard provides requirements for polyethylene pipe, tubing, and fittings for use in gas mains and services, including gathering, transmission, and distribution applications, that carry fuel gases containing not more than 1% aromatic hydrocarbons. 1.2 This Standard also applies to all types of fittings and connections used in a plastic gas pipe system, including…

1. Scope 1.1 This Standard provides requirements for crosslinked polyethylene pressure tubing systems. Components are made in one standard dimension ratio (SDR 9) and are intended for use in potable water distribution systems at a maximum working temperature of 82°C and 690 kPa (100 psi). Note: The pressure rating for water at 23°C and 93°C is given in Appendix A. 1.2 The components…

1. Scope 1.1 This Standard provides requirements for polyamide pipe, tubing, and fittings for use in gas mains and services. This includes gathering, transmission, and distribution applications that carry fuel gases, which may contain aromatic hydrocarbons. 1.2 This Standard also applies to all types of fittings and connections used in a plastic gas pipe system, including plastic-to-…

The objectives of this technical specification are: - to protect persons from optical radiation arising from products incorporating visible diode emitter sources, such as displays, indicators, electronic signs and signals; - to lay down requirements for manufacturers and installers, in order that procedures can be established and information supplied to enable correct precautions to be taken…

States and defines the principal performance characteristics of electric irons for household or similar use which are of interest to user and describes the standard methods for measuring these characteristics. Safety and performance requirements are not considered.