Performance Requirements for Chemical Dispensers with Integral Backflow Protection
General
1.1 Application
Chemical dispensing systems (herein referred to as the “device”) provide a means of mixing potable
water with chemicals to provide the user with a chemical solution which is ready for use. The amount of
dilution shall be fixed or adjustable. Devices covered by this standard are intended for stationary
installations, mobile devices where the orientations are fixed, and…
This document specifies the requirements and test methods for dental amalgam products supplied to the user in capsules, pre-dosed with dental amalgam alloy powder and dental mercury in quantities suitable for the creation of a single dental restoration.
This document specifies the requirements and test methods for the capsule and the requirements for packaging and marking.
This document is not…
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-7: Particular...
IEC 61558-2-7:2023 EXV contains both the international standard and its extended version (EXV). This extended version of the official IEC Standard is available in English only and provides the user with the comprehensive content of the Standard. IEC 61558-2-7:2023 EXV includes the content of the references made to IEC 61558-1:2017.
IEC 61558-2-7:2023 deals with the safety of transformers for…
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-3: Particular...
IEC 61558-2-3:2023 EXV contains both the international standard and its extended version (EXV). This extended version of the official IEC Standard is available in English only and provides the user with the comprehensive content of the Standard. IEC 61558-2-3:2023 EXV includes the content of the references made to IEC 61558-1:2017.
IEC 61558-2-3:2023 deals with the safety of ignition…
Human resource management — Learning and development metrics
This document provides recommendations on how to measure learning. Since the selection of metrics depends on the reason to measure and the user of the metrics, and since a balanced set of metrics is important to avoid unintended consequences, the document begins with a framework for organizational learning and development (L&D), including five categories of users, four broad reasons to…
Scope
1.1 General
1.1.1 This Standard covers solid waste containment interceptors intended for commercial and
residential applications and specifies requirements for materials, physical characteristics,
performance testing, and markings.
1.1.2 Solid waste containment interceptors covered by this standard include trap interceptors and
non-trap interceptors of various configurations (see…
Additive manufacturing of metals — Non-destructive testing and evaluation — Defect detection in part...
This document categorises additive manufacturing (AM) defects in DED and PBF laser and electron beam category of processes, provides a review of relevant current NDT standards, details NDT methods that are specific to AM and complex 3D geometries and outlines existing non‑destructive testing techniques that are applicable to some AM types of defects.
This document is aimed at users and producers…
Information and documentation — RFID in libraries — Part 1: Data elements and general guidelines for...
This document specifies a model for the use of radio frequency identification (RFID) tags for items appropriate for the needs of all types of libraries, including national, academic, public, corporate, special, and school.
It provides the framework to ensure interoperability between libraries that exchange library items with RFID tags, the freedom of the library to acquire or renew equipment or…
Intelligent transport systems — Motorway chauffeur systems (MCS) — Part 1: Framework and general req...
Motorway chauffeur systems (MCS) perform Level 3 automated driving on limited access motorways with the presence of a fallback-ready user (FRU). MCS can be implemented in various forms capable of responding to different driving scenarios. This document describes a framework of MCS including system characteristics, system states/transition conditions and system functions.
MCS are equipped with a…
Smart city standards inventory and mapping - Part 2 : Standards inventory
IEC SRD 63233-2:2023 At present, several standards organizations around the world are developing standards for smart cities, but they focus on different aspects of cities. Because a smart city needs a long-term investment, it should provide stakeholders with many standard views with different perspectives as the basis for future investments.
This document is Part 2 of the IEC SRD 63233 series on…
