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This International Standard defines the mapping functions in exchanges of private integrated services networks (PISN) required for their attachment to Virtual Private Network (VPN) functionality of public (or third party provided) network equipment. Mapping functions are required to provide for the physical termination of the interface at the C or T reference points, and for the mapping of user…

This International Standard specifies test methods and minimum performance requirements for protective clothing that relies upon the ability of the outer material to reflect intense radiant heat. The clothing covered by this International Standard is intended to provide protection against flame lick and intense radiant heat and it should be worn for short periods only. Subject to a risk…

This International Standard specifies performance and safety tests, designations, markings, dimensions and other requirements for secondary lithium batteries. The objective of this standard is to provide the purchasers and users of secondary lithium batteries with a set of criteria with which they can judge the performance and safety of various secondary lithium batteries offered by various…

This IEC Guide is applicable to lead-acid vented and valve regulated batteries, for use in Stationary Battery applications. The object of the guide is as follows: · To assist users in the selection of methods to obtain sufficient information to indicate the state of health of an operating stationary lead-acid battery. · To achieve this by describing characteristics that can be electrically…

Applies to the design of multimedia equipment such as information and communications equipment or audio-video equipment and systems.

This International Standard specifies dimensions for lubrication holes, grooves and pockets for bearing bushes. These dimensions can be entered, e.g. on drawings, using the designation examples. Their use depends in particular on the specific operating conditions. In addition, it enables the user to assign the different types of lubricant feed and distribution to plain bearing bushes made of…

1. Scope 1.1 This Standard provides criteria for the aspects of HVAC systems that are particular to health care facilities. These criteria lead to more stringent requirements that are above and beyond those generally applied in planning, designing, constructing, commissioning, maintaining, and operating HVAc systems. 1.2 This Standard sets values of certain parameters, identifies…

1. Scope 1.1 This Standard outlines a means for certifying eligible welding inspectors by examination in one of three levels. It describes the responsibilities associated with each level and the basic technical functions of welding inspectors. This Standard also outlines a means of registering welding inspection trainees. Note: The certification document should indicate in relation…

Deals with the safety of laser products. Covers laser radiation in the wavelength range 180 nm to 1 mm, indicates safe working levels of laser radiation and introduces a system of classification of lasers and laser products according to their degree of hazard. Replaces IEC 60825 (1984) and IEC 60820 (1986). Has the status of a group safety publication in accordance with IEC Guide 104.

This International Standard specifies signalling interworking between "QSIG" and "H.323" in support of call diversion supplementary services within a Corporate telecommunication Network (CN). "QSIG" is a signalling protocol that operates at the Q reference point between Private Integrated Services eXchanges (PINX) within a Private Integrated Services Network (PISN).…