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This International Standard establishes a common framework of process descriptions for describing the life cycle of systems created by humans. It defines a set of processes and associated terminology from an engineering...

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 enough to...

1.1 This Standard applies to the overhead contact system and traction power supply to the locomotive, using a single-phase alternating supply at 25 or 50 kV nominal voltage, 60 Hz. 1.2 This Standard has been written primarily...

1.1 General This Standard applies to electric hot tubs/spas that are factory-built, self-contained packaged units supplied with equipment for heating and circulating water. These units are connected to an electrical supply...

1.1 This Standard applies to rigid PVC conduit - type EB1 for encasement in concrete or masonry and type DB2/ES2 for direct burial or encasement in concrete or masonry - and associated fittings in accordance with the Rules of...

This International Standard specifies a uniform representation of human sexes for the interchange of information. It is intended to reduce the time required to record and/or format the representation of sexes and transmit the...

This International Standard specifies generic cabling for homes. A home may contain one or more buildings or may be within a building that contains more than one home. This Standard specifies a generic cabling for three...

This International Standard defines the signalling protocol for the control of Supplementary Services and Additional Network Features (ANFs) at the Q reference point. The protocol is part of Private Signalling System no. 1...

1.1 This Standard specifies the mechanical and electrical characteristics of three-phase network distribution transformers having rated primary voltages up to 34.5 kV and kV-A ratings of 500 to 2500. Note: It is possible that...

This particular standard applies to the BASIC SAFETY and ESSENTIAL PERFORMANCE of ELECTROCARDIOGRAPHS as defined in 201.3.63 intended by themselves or as a part of an ME SYSTEM, for the production of ECG REPORTS for...

.1 This Standard applies to portable type gas water heaters (herein after referred to as appliance or heater) for use with propane, butane, or liquefied petroleum gases and mixtures thereof having: a) a regulated pressure; b)...

1.1 This Standard applies to natural and propane gas piping systems using corrugated stainless steel tubing (CSST), intended for installation in residential, commercial or industrial buildings, and including the following...