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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...

This part of IEC 61000-4 defines the methods for measurement and interpretation of results for power quality parameters in a.c. power supply systems with a declared fundamental frequency of 50 Hz or 60 Hz. Measurement methods...

1.1 This Standard specifies the construction and testing of armoured segmented power and communication assembly (ASPCA) composite cable systems suitable for emergency applications intended for installation in accordance with...

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...

1.1 This Standard specifies requirements for copper and aluminum conductor secondary and service- entrance cables intended for use on systems having a nominal voltage of 600 V or less in underground installation a) by direct...

1.1 1.1.1 This Standard applies to packaged heat/energy-recovery ventilators (HRVs/ERVs) that consist of factory- assembled elements, including fans or blowers, in which heat or heat and moisture are transferred between two...

1.1 General This Standard specifies the minimum design, construction, operation, maintenance, and emergency response requirements for the storage, handling, and dispensing of aviation fuels at aerodromes. 1.2 Inclusions This...

1.1 1.1.1 This Standard applies to packaged heat/energy-recovery ventilators (HRVs/ERVs) that consist of factory- assembled elements, including fans or blowers, in which heat or heat and moisture are transferred between two...

1.1 This Standard applies only to the following electrically driven, mechanical, vapour-compression-type systems: a) large air conditioners and heat pumps rated above 19 kW (65 000 Btu/h) cooling or heating capacity at...

This part of ISO/IEC 19500 specifies a comprehensive, flexible approach to supporting networks of objects that are distributed across and managed by multiple, heterogeneous CORBA- compliant Object Request Brokers (ORBs). The...

This part of ISO/IEC 14543 establishes general principles for network and device management shared by all installation modes for network based control of HES Class 1 and independent of the installation mode used. The aim is...