Fans — Efficiency classification for fans — Part 2: Standard losses for drive components
This document establishes a classification for fan efficiency. It applies to all electric-motor-driven fan systems that utilize a specific combination of components as defined below:
a) fan airflow performance determined in accordance with an accepted performance standard;
b) polyphase induction motors with nominal motor efficiency specified in this document;
NOTE 1 Other types of motors…
Safety of machinery — Two-hand control devices — Principles for design and selection
This document specifies the safety requirements of a two-hand control device (THCD) and the dependency of the output signal from the actuation by hand of the control actuating devices.
This document describes the main characteristics of THCDs for the achievement of safety and sets out combinations of functional characteristics for three types. It does not apply to devices intended to be used as…
Organic light emitting diode (OLED) displays - Part 5-2: Mechanical endurance test methods
IEC 62341-5-2:2019 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.
IEC 62341-5-2:2019 defines test methods for evaluating the mechanical endurance quality of organic light emitting…
Optical fibre cables - Part 2-30: Indoor cables - Family specification for optical fibre ribbon cabl...
IEC 60794-2-30:2019 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.
IEC 60794-2-30:2019 is a family specification which covers indoor optical fibre ribbon cables for use in…
Welding and allied processes — Symbolic representation on drawings — Welded joints
This document defines the rules to be applied for symbolic representation of welded joints on technical drawings. This can include information about the geometry, manufacture, quality and testing of the welds. The principles of this document can also be applied to soldered and brazed joints.
It is recognized that there are two different approaches in the global market to designate the arrow side…
Health informatics — Personal health device communication — Part 10425: Device specialization — Cont...
This standard establishes a normative definition of communication between personal health continuous glucose monitor (CGM) devices (agents) and managers (e.g., cell phones, personal computers, personal health appliances, set top boxes) in a manner that enables plug-and-play interoperability. It leverages work done in other ISO/IEEE 11073 standards including existing terminology, information…
Optical fibre cables - Part 2-30: Indoor cables - Family specification for optical fibre ribbon cabl...
IEC 60794-2-30:2019 is a family specification which covers indoor optical fibre ribbon cables for use in terminated cable assemblies. The requirements of the sectional specification IEC 60794-2 are applicable to cables covered by this document. The requirements of this document are written to define flat ribbon cables. This document can be applicable to other cable constructions. Parts of IEC…
Organic light emitting diode (OLED) displays - Part 5-2: Mechanical endurance test methods
IEC 62341-5-2:2019 defines test methods for evaluating the mechanical endurance quality of organic light emitting diode (OLED) display panels and modules or their packaged form for transportation. It takes into account, wherever possible, the environmental test methods outlined in IEC 60068 (all parts). The object of this document is to establish uniform preferred test methods for judging the…
Service activities relating to drinking water supply, wastewater and stormwater systems — Vocabulary
This document defines individual concepts that together constitute a vocabulary common to different stakeholders with interests in water service provision. It is intended to facilitate common understanding and communication on the provision and management of service activities relating to drinking water supply, wastewater and stormwater systems.
The following are within the scope of this document…
Leather — Measuring the colour and colour difference of finished leather
This document specifies a method for the correct measurement of the colour of finished leather by instrumental means. The document describes general concepts of colour measurement adapted to leather and the calculation of differences in colour.
This document defines the following:
a) the use of D65 as the standard light source for the leather industry;
b) the use of D65 light source 10° as…
