Fibre optic interconnecting devices and passive components - Connector optical interfaces for multi-...
IEC PAS 63503-3-30:2023 defines the dimensional limits of the optical interface for 125 μm outer diameter 4-core physically contacting fibre optic connectors with 2,5 mm or 1,25 mm diameter cylindrical zirconia (ZrO2) ferrules to ensure reliable interconnection and intermateability.
Ferrules made from the material specified in this document are suitable for use in all the operating service…
Field device tool (FDT) interface specification - Part 302: Communication profile integration - IEC ...
IEC 62453-302:2023 provides information for integrating the CIP™ technology into the FDT interface specification (IEC 62453‑2). Communication Profile Family 2 (commonly known as CIP™[1]) defines communication profiles based on IEC 61158-2 Type 2, IEC 61158-3-2, IEC 61158-4-2, IEC 61158-5-2, IEC 61158-6-2, and IEC 62026-3. The basic profiles CP 2/1 (ControlNet™[2]), CP 2/2 (EtherNet/IP™[3]), and…
Field device tool (FDT) interface specification - Part 302: Communication profile integration - IEC ...
IEC 62453-302:2023 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 62453-302:2023 provides information for integrating the CIP™ technology into the FDT interface specification (…
Corrosion of metals and alloys — Measurement of the electrochemical critical localized corrosion pot...
This document specifies the procedures for testing the resistance to localized corrosion of biomedical Ti alloys fabricated via additive manufacturing (AM) method. This document defines the method of measuring the electrochemical critical localized corrosion potential (E-CLCP) of the AM Ti materials in aqueous environments, including biomedical solutions, for comparative evaluation of resistance…
Microgrids - Part 3-1: Technical requirements - Protection and dynamic control
IEC TS 62898-3-1:2020+AMD1:2023 provides guidelines for the specification of fault protection and dynamic control in microgrids. Protection and dynamic control in a microgrid are intended to ensure safe and stable operation of the microgrid under fault and disturbance conditions. This document applies to AC microgrids comprising single or three-phase networks or both. It includes both isolated…
Reciprocating internal combustion engine driven alternating current generating sets — Part 6: Test m...
This document specifies the test methods to be used for characterizing an entire generating set. It applies to alternating current (AC) generating sets driven by reciprocating internal combustion (RIC) engines for land and marine use, excluding generating sets used on aircraft or to propel land vehicles and locomotives. This document also provides simulation methods as an alternative method for…
Medical electrical equipment - Part 2-21: Particular requirements for the basic safety and essential...
IEC 60601-2-21:2020+AMD1:2023 CSV applies to the BASIC SAFETY and ESSENTIAL PERFORMANCE of INFANT RADIANT WARMERS as defined in 201.3.204, also referred to as ME EQUIPMENT. If a clause or subclause is specifically intended to be applicable to ME EQUIPMENT only, or to ME SYSTEMS only, the title and content of that clause or subclause will say so. If that is not the case, the clause or subclause…
Aerospace — Nuts, self-locking, with maximum operating temperature less than or equal to 425 °C — Te...
This document specifies test methods for metric self-locking nuts with MJ threads intended for use in aerospace construction at maximum operating temperatures less than or equal to 425 °C. It describes the test device and the method for each test.
It applies to self-locking nuts as defined above, provided that the relevant documents (dimensional standard, drawing, procurement specification, etc…
1 Scope
1.1 Inclusions
This Standard applies to newly produced automatic valves constructed entirely of new, unused parts and materials. These valves can be individual automatic valves or valves utilized as parts of automatic gas ignition systems.
This Standard also applies to commercial/industrial safety shutoff valves herein after referred to as C/I valves.
Components performing functions…
Elevator door locking devices and door or gate closed detection means
1 Scope
1.1 These requirements cover the following devices intended for installation and operation on horizontal
and vertically opening hoistway doors and gates and car doors and gates in accordance with the
requirements of ASME A17.1/CSA B44:
a) Hoistway Door Interlocks;
b) Hoistway Door Closed Detection Means;
c) Hoistway Door Combination Mechanical Lock and Electric Contacts;
d)…