This part of IEC 601 18 gives recommendations for the measurement of the performance characteristics of air conduction hearing aids based on a free field technique and measured with an acoustic coupler. This part of IEC 60118 is applicable to the measurement and evaluation of the electroacoustical characteristics of hearing aids， for example for type […]
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This part of IEC 60092 specifies the requirements for electrical, mechanical and particular characteristics of insulating and sheathing materials intended for use in shipboard and fixed and mobile offshore unit power, control, instrumentation and telecommunication cables. The different insulating and sheathing materials have been divided into three categories as listed in Table 1.
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This part of IEC 60086 is applicable to primary batteries which are based on standardised electrochemical systems. It specifies – the physical dimensions, – the discharge test conditions and discharge performance requirements.
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This part of IEC 60079 contains specific requirements for the construction, testing and marking of electrical equipment, parts of electrical equipment and Ex components in the type of protection powder flling “q”，intended for use in explosive gas atmospheres. NOTE 1 Electrical equipment and Ex components protected by powder flling “q” can contain electronic circuits,transformers，protection fuses,
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This part of IEC 60068 provides a description of test methods and guidance for testingequipment or components under combined climatic and dynamic conditions. The purpose of combined testing is to investigate to what extent the equipment orcomponents are affected by combined climatic and dynamic tests. The method of combined tests detects electrical, mechanical or other
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This part of IEC 60068 provides guidance for testing equipment or components under solar radiation conditions. The purpose of testing is to investigate to what extent the equipment or components are affected by solar radiation. The method of combined tests detects electrical, mechanical or other physical variations.
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This part of IEC 60060 is applicable to: -dielectric tests with direct voltage; -dielectric tests with alternating voltage; -dielectric tests with impulse voltage; -dielectric tests with combinations of the above. This part is applicable to tests on equipment having its highest voltage for equipment Um above 1 kV. NOTE 1 Alternative test procedures may be
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This part of IEC 60034-18 describes test procedures for the evaluation of electrical endurance of insulation systems for use in a.c. or d.c. rotating electrical machines using form-wound windings. The test procedures are comparative in nature, such that the performance of a candidate insulation system is compared to that of a reference insulation system with
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This part of IEC 60034 applies to large rotating electrical machines and establishes additional methods of determining separate losses and to define. an efficiency supplementing IEC 60034-2-1. These methods apply when full-load testing is not practical and result in a greater uncertainty.
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This document applies to CT SCANNERS that are able to display and report CTDIvoL in accordance with IEC 60601-2-44. and – RADIATION dose index monitoring software (RDIMS) for the purpose of calculating， displaying and recording the SIZE SPECIFIC DOSE ESTIMATE (SSDE) and its associated components. – Specifically. this document provides standardized methods and requirements for
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