Measuring relays and protection equipment - Part 27: Product safety requirements
IEC 60255-27:2023 CMV contains both the official standard and its commented version. The commented version provides you with a quick and easy way to compare all the changes between IEC 60255-27:2023 edition 3.0 and the previous IEC 60255-27:2013 edition 2.0. Furthermore, comments from IEC TC 95 experts are provided to explain the reasons of the most relevant changes, or to clarify any part of the…
Protective Equipment for Use in Ice Hockey — Part 5: Neck Laceration Protectors for Ice Hockey Playe...
This standard specifies performance requirements and test methods for neck laceration protectors used in ice hockey and ringette. Neck laceration protectors are needed to reduce the risk of direct laceration to the neck caused by contact of a hockey skate blade.
IEC 62807-3:2023 is a sectional specification for outdoor hybrid communication cables intended to be used externally in various applications. It specifies terms, definitions, symbols and abbreviated terms, the design and construction, rated values and characteristics, performance requirements and test methods, packaging and quality assurance.
Hybrid cables are designed for networks and customer…
Methods for measuring the performance of electric storage water heaters for household purposes
IEC 60379:2023 specifies methods for measuring the performance of electric storage water heaters to produce domestic potable or non-potable hot water for household and similar use.
The object is to state and define the principal performance characteristics of electric storage water heaters and to describe the test methods for measuring these characteristics.
This document does not apply to;
-…
Mechanical structures for electrical and electronic equipment - Dimensions of mechanical structures ...
IEC 60297-3-1:2023 provides information on the technological schemes of the IEC 60297 series and shows how to apply the 19-inch series standards for the mechanical structure practices for electrical and electronic equipment.
Electromagnetic compatibility (EMC) - Part 1-1: General - Application and interpretation of fundamen...
IEC TR 61000-1-1:2023 which is a Technical Report, aims to describe and interpret various terms considered to be of basic importance to concepts and practical application in the design and evaluation of electromagnetically compatible equipment and systems. In addition, attention is drawn to the distinction between electromagnetic compatibility (EMC) tests carried out in a standardized set-up and…
Photovoltaic cells - Part 3: Measurement of current-voltage characteristics of bifacial photovoltaic...
IEC TS 63202-3:2023 describes procedures for the measurement of current-voltage (I-V) characteristics of crystalline silicon bifacial photovoltaic (PV) cells for both laboratory and mass production applications.
This document is intended to be used for measurement of individual unencapsulated bifacial PV cells, in addition to the requirements described in IEC 60904-1 and differentiating from IEC…
Measuring relays and protection equipment - Part 27: Product safety requirements
IEC 60255-27:2023 specifies the product safety requirements for measuring relays and protection equipment having a rated AC voltage up to 1 000 V, or a rated DC voltage up to 1 500 V. This document specifies essential safety requirements to minimize the risk of fire and hazards caused by electric shock or injury to the user and property. This document specifies only product safety requirements;…