Railway applications - Rolling stock - Batteries for auxiliary power supply systems - Part 2: Nickel...
IEC 62973-2:2020 applies to NiCd rechargeable batteries for auxiliary power supply systems used on railway vehicles. It is an extension of IEC 62973-1:2018 which specifies common requirements for all battery technologies of other parts of IEC 62973. Unless otherwise specified, the requirements of IEC 62973-1:2018 apply.
Battery systems described in this document are used in conjunction with…
Specifications for particular types of winding wires - Part 27-4: Paper tape covered rectangular alu...
IEC 60317-27-4:2020 specifies the requirements of paper tape covered rectangular aluminium winding wires. This covering consists of two or more layers of paper tape and is primarily intended for winding coils for oil immersed transformers. The range of nominal conductor dimensions covered by this document is:
– width: min. 2,00 mm max. 16,0 mm;
– thickness: min. 0,80 mm max. 5,60 mm.
The paper…
Spécifications pour types particuliers de fils de bobinage - Partie 27-4: Fil de section rectangulai...
IEC 60317-27-4: 2020 spécifie les exigences relatives aux fils de bobinage de section rectangulaire en aluminium recouverts de ruban papier. Ce revêtement est constitué d'au moins deux couches de ruban papier et est essentiellement destiné au bobinage pour les transformateurs immergés dans l'huile.
La gamme des dimensions nominales des conducteurs couvertes par le présent document est…
Magnetic powder cores - Guidelines on dimensions and the limits of surface irregularities - Part 1: ...
IEC 63182-1:2020 specifies the dimensions of magnetic powder cores. This document also gives guidelines on the allowable limits of surface irregularities of magnetic powder cores. It is considered as a general specification useful in the dialogue between magnetic powder core manufacturers and users about surface irregularities.
It is intended that this document will include magnetic powder cores…
Noyaux en poudre magnétique - Lignes directrices concernant les dimensions et les limites des irrégu...
L'IEC 63182-1:2020 spécifie les dimensions des noyaux en poudre magnétique. Le présent document spécifie également des lignes directrices concernant les limites admissibles des irrégularités de surface des noyaux en poudre magnétique. Il convient de considérer ces lignes directrices comme une spécification générale utile dans le dialogue entre les fabricants et les utilisateurs des noyaux en…
Printed electronics - Part 503-1: Quality assessment - Test method of displacement current measureme...
IEC 62899-503-1:2020(E) specifies a test method for displacement current measurement (DCM) for printed thin film transistors (TFTs) or organic thin film transistors (OTFTs).
Radio-frequency connectors - Part 61: Sectional specification for RF coaxial connectors with 9.5 mm ...
IEC 61169-61:2020, which is a sectional specification (SS), provides information and rules for the preparation of detail specifications (DS) for coaxial connectors with a 9,5 mm inner diameter of the outer conductor and quick lock coupling mechanism, characteristic impedance 50 Ω and an operating frequency of up to 8,5 GHz. Series Q4.1-9.5 connectors with socket centre contact are compatible with…
Connecteurs pour fréquences radioélectriques - Partie 61: Spécification intermédiaire relative aux c...
l’IEC 61169-61:2020, qui est une spécification intermédiaire (SS, en anglais Sectional Specification), fournit des informations et des règles pour l’établissement de spécifications particulières (DS, en anglais Detail Specification) pour les connecteurs coaxiaux avec un diamètre intérieur du conducteur extérieur de 9,5 mm et un mécanisme de verrouillage rapide, une impédance caractéristique de 50…
Low-voltage electrical installations - Part 8-3 : Functional aspects - Operation of prosumer’s elect...
IEC TS 60364-8-3:2020 (E) specifies requirements and recommendations for the safe and proper functioning of prosumers' electrical installations.
It is intended for use by contractors, users, facility managers and similar of electrical low-voltage installations.
This document also provides requirements and recommendations on technical parameters and their limiting values influencing:
a)…
Coaxial communication cables - Part 6-2: Detail specification for 75-4 type CATV drop cables
IEC 61196-6-2:2020 applies to coaxial communication cables described in IEC 61196-6. It specifies the requirements for 75-4 type CATV drop cables. These cables are used in CATV distribution systems, surveillance & control systems, satellite television receiving systems and as bidirectional hybrid fibre coaxes (HFC). The operating frequency is from 5 MHz to 3 000 MHz. This document is to be…
