This part of IEC 62040 establishes the performance and test requirements applied to movable,stationary and fixed electronic uninterruptible power systems (UPS) that – are supplied from AC voltage not exceeding 1 000 V, – deliver AC output voltage not exceeding 1 000 V, – incorporate an energy storage device not exceeding 1 500 V DC, […]
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This International Standard specifies the safety requirements for discharge lamps (excluding fluorescent lamps) for general lighting purposes. This International Standard is applicable to low-pressure sodium vapour lamps and to high-intensity discharge (HID) lamps, i.e. high-pressure mercury vapour lamps (including blended lamps), high-pressure sodium vapour lamps and metal halide lamps. It applies to single- and double-capped
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This part of IEC 61 937 describes the method to convey non-linear PCM bit streams in accordance with the Auro-Cx format.
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This part of IEC 61 853 describes the calculation of PV module energy rating values.IEC 61 853-1 describes requirements for evaluating PV module performance at various temperatures and irradiances in terms of power (watts) rating. IEC 61 853-2 describes test procedures for determining module temperature from irradiance, ambient temperature and wind speed, a method for
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This part of IEC 61 788 specifies the measurements of the local critical current density (J c ) and its distribution in large-area high-temperature superconducting (HTS) films by an inductive method using third-harmonic voltages. The most important consideration for precise measurements is to determine J c at liquid nitrogen temperatures by an electric-field criterion and
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This part of IEC 61 672 provides details of the tests necessary to verify conformance to all mandatory specifications given in IEC 61 672-1 for time-weighting sound level meters,integrating-averaging sound level meters, and integrating sound level meters. Pattern-evaluation tests apply for each channel of a multi-channel sound level meter, as necessary.Tests and test methods are
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This standard is an implementation-independent specifcation for a software interface to information system scontaining data pertinent to the diagnosis and maintenance of complex systems consisting of hardware,software, or any combination thereof. These interfaces support service defnitions for creating application programming interfaces (API) for the access, exchange, and analysis of historical diagnostic and maintenance information.
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This part of IEC 61587 specifies security aspects and security performance levels of the mechanical construction of indoor cabinets in accordance with IEC 60917 (all parts) and IEC 60297 (all parts). This document does not address vandalism. NOTE Protection against vandalism is typically controlled by user-specific requirements.
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This document applies to in-core neutron detectors, viz. self-powered neutron detectors (SPNDs), which are intended for application in systems important for nuclear reactor safety:protection, instrumentation and control. This document contains SPND characteristics and test methods. In this document, the main sources of errors, and the possibilities for their minimization are also considered. Self-powered neutron detectors
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NOTE Throughout this standard, the abbreviation ACS (ASSEMBLY for construction site, see 3.1 .1 01 ) is used for a low-voltage switchgear and controlgear assembly intended for use on construction and similar sites. This part of 61 439 defines the specific requirements of ACS as follows: – ASSEMBLIES for which the rated voltage does not
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