Furniture — Mattresses — Test methods for the determination of functional characteristics
This document specifies test methods for the determination of the durability, height loss and hardness of mattresses with a height ≥100 mm (and mattress pads when they form a unit with the mattress).
This document applies to adult mattresses for domestic and non-domestic use. It does not apply to water mattresses, air mattresses or standalone mattress pads.
Test methods for the assessment of…
Hydrometry — Measurement of liquid flow in open channels — Velocity area methods using point velocit...
This document specifies methods for determining the velocity and cross-sectional area of water flowing in open channels and for calculating the discharge employing point velocity measurement devices.
It is applicable to methods using rotating-element current meters, acoustic doppler velocimeters (ADVs), acoustic doppler current profiler (ADCP) stationary method, surface velocity measurement…
Data quality — Part 110: Master data: Exchange of characteristic data: Syntax, semantic encoding, an...
This document specifies requirements for the exchange of messages that contain master data consisting of characteristic data. These requirements can be checked by computer. The messages are suitable for exchange between organizations and between systems.
EXAMPLE 1    A supplier sends a message to a customer. The message contains characteristic data describing an item that the customer is…
Information technology for learning, education and training — Nomadicity and mobile technologies
This document establishes a learner information model specific to mobile learning to enable learning, education and training environments to reflect the specific needs of mobile participants. It gives guidance on the use of a learner information model for mobile technology in learning, education and training (mobile learning).
This document can be used as a reference by software developers,…
Household and similar electrical appliances - Safety - Part 2-50: Particular requirements for commer...
IEC 60335-2-50:2021 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 60335-2-50:2021 deals with the safety of electrically operated commercial bains-marie, their rated voltage…
Household and similar electrical appliances - Safety - Part 2-39: Particular requirements for commer...
IEC 60335-2-39:2021 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 60335-2-39:2021 deals with the safety of electrically operated commercial multi-purpose cooking pans, their…
Information technology for learning, education and training - Nomadicity and mobile technologies
This document establishes a learner information model specific to mobile learning to enable learning, education and training environments to reflect the specific needs of mobile participants. It gives guidance on the use of a learner information model for mobile technology in learning, education and training (mobile learning).
This document can be used as a reference by software developers,…
Household and similar electrical appliances - Safety - Part 2-39: Particular requirements for commer...
IEC 60335-2-39:2021 deals with the safety of electrically operated commercial multi-purpose cooking pans, their rated voltage being not more than 250 V for single-phase appliances connected between one phase and neutral and 480 V for other appliances. This standard also deals with pressurized appliances and appliances with pressurized parts.
These appliances are not intended for household and…