Design and operation of allocation systems used in gas productions facilities
This document specifies how to design and operate allocation systems for gas production facilities.
It describes the most common types, principles and methods used for the allocation of gas and associated liquids. The objective is to provide an approach to current best practice in the oil and gas industry.
It applies to gas and liquid allocations to be performed in production, processing,…
Cryogenic vessels — Pressure-relief accessories for cryogenic service — Part 2: Non-reclosable press...
This document specifies the requirements for the design, manufacture and testing of non‑reclosable pressure-relief devices for cryogenic service, i.e. for operation with cryogenic fluids in addition to operation at temperatures from ambient to cryogenic.
This document is restricted to bursting‑disc and buckling‑pin devices not exceeding a nominal diameter size (DN) of 200 that are designed to…
Lung ventilators and related equipment — Vocabulary and semantics — Part 2: High frequency and jet v...
This document defines terms for:
— high-frequency oscillatory ventilation (HFOV);
— percussive ventilation, including high-frequency percussive ventilation (HFPV);
— jet ventilation, including high frequency jet ventilation (HFJV);
— modes that combine high-frequency and physiological-rate ventilation.
It is applicable:
— in lung ventilator and breathing-therapy device…
High-voltage test techniques - Part 1: General terminology and test requirements
IEC 60060-1:2025 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 60060-1:2025 is applicable to:
- dielectric tests with direct voltage;
- dielectric tests with alternating…
High-voltage test techniques - Part 2: Measuring systems
IEC 60060-2:2025 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 60060-2:2025 is applicable to complete measuring systems and to their components, used for the measurement of…
Industrial-process measurement and control - Data structures and elements in process equipment catal...
IEC 61987-41: 2025 provides:
• a characterization for the integration of process analysers in the Common Data Dictionary (CDD),
• generic structures for operating lists of properties (OLOP) and device lists of properties (DLOP) of measuring equipment in conformance with IEC 61987-10,
• generic structures for Dynamic Data, e.g. for condition monitoring of process analysers.
The generic…
Mesure et commande dans les processus industriels – Eléments et structures de données dans les catal...
IEC 61987-41: 2025 fournit:
• une caractérisation pour l'intégration des analyseurs de processus dans le Dictionnaire de données communes (CDD),
• des structures génériques pour les listes de propriétés fonctionnelles (OLOP) et les listes de propriétés d'appareil (DLOP) des équipements de mesure conformes à l'IEC 61987-10,
• des structures génériques pour les données dynamiques…
Electrical relays - Tests and measurements - Part 9: Climatic tests
IEC 63522-9:2025 This document used for testing all kinds of relays and evaluates their ability to perform under expected conditions of transportation, storage and all aspects of operational use. It defines standard test methods to determine the ability of the relay to withstand certain climatic test conditions, a sequence of such climatic test conditions or climatic storage conditions.
