IEC 60027-1:1992/AMD1:1997
(Amendment)Amendment 1 - Letter symbols to be used in electrical technology - Part 1: General
Amendment 1 - Letter symbols to be used in electrical technology - Part 1: General
Applies to calibration tapes for assessing and correcting the technical performance of equipment for DAT cassette systems.
Amendement 1 - Symboles littéraux à utiliser en électrotechnique - Partie 1: Généralités
S'applique aux bandes magnétiques étalons utilisées pour la vérification et la correction des caractéristiques techniques des appareils conçus pour le système DAT.
General Information
- Status
- Published
- Publication Date
- 29-May-1997
- Technical Committee
- TC 25 - Quantities and units
- Drafting Committee
- WG 1 - TC 25/WG 1
- Current Stage
- PPUB - Publication issued
- Start Date
- 30-May-1997
- Completion Date
- 30-Apr-1997
Relations
- Effective Date
- 05-Sep-2023
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Frequently Asked Questions
IEC 60027-1:1992/AMD1:1997 is a standard published by the International Electrotechnical Commission (IEC). Its full title is "Amendment 1 - Letter symbols to be used in electrical technology - Part 1: General". This standard covers: Applies to calibration tapes for assessing and correcting the technical performance of equipment for DAT cassette systems.
Applies to calibration tapes for assessing and correcting the technical performance of equipment for DAT cassette systems.
IEC 60027-1:1992/AMD1:1997 is classified under the following ICS (International Classification for Standards) categories: 01.060 - Quantities and units; 33.160.30 - Audio systems. The ICS classification helps identify the subject area and facilitates finding related standards.
IEC 60027-1:1992/AMD1:1997 has the following relationships with other standards: It is inter standard links to IEC 60027-1:1992. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
IEC 60027-1:1992/AMD1:1997 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
NORME
CEI
INTERNATIONALE
IEC
60027-1
INTERNATIONAL
STANDARD
AMENDEMENT 1
AMENDMENT 1
1997-05
Amendement 1
Symboles littéraux à utiliser
en électrotechnique
Partie 1:
Généralités
Amendment 1
Letter symbols to be used
in electrical technology
Part 1:
General
IEC 1997 Droits de reproduction réservés Copyright - all rights reserved
International Electrotechnical Commission 3, rue de Varembé Geneva, Switzerland
Telefax: +41 22 919 0300 e-mail: inmail@iec.ch IEC web site http: //www.iec.ch
CODE PRIX
Commission Electrotechnique Internationale
PRICE CODE D
International Electrotechnical Commission
Pour prix, voir catalogue en vigueur
For price, see current catalogue
– 2 – 60027-1 amend. 1 © CEI:1997
AVANT-PROPOS
Le présent amendement a été établi par le comité d’études 25 de la CEI: Grandeurs et unités, et leurs
symboles littéraux.
Le texte de cet amendement est issu des documents suivants:
FDIS Rapport de vote
25/182+183/FDIS 25/190+191/RVD
Le rapport de vote indiqué dans le tableau ci-dessus donne toute information sur le vote ayant abouti à
l’approbation de cette norme.
____________
Modifier le tableau 1 de la façon suivante:
Page 36
Unités
Grandeurs
Unité SI Autres unités ou
désignations
Nom de la grandeur Observations Nom Nom
29a facteur de forme F un 1
29b taux de fondamental h un 1
29c taux de l’harmonique de h un 1
n
e
rang n, taux du n
harmonique
29d taux d’harmoniques h un 1
29e taux de pulsation p un 1
29f taux d’ondulation de q un 1
crête
29g taux d’ondulation r un 1
efficace
7)
29h phase, phase instantanée radian rad
ϑ
29i phase (à l’)origine radian rad
ϑ
7)
Voir numéro 103, déphasage.
60027-1 Amend. 1 © IEC:1997 – 3 –
FOREWORD
This amendment has been prepared by IEC technical committee 25: Quantities and units, and their letter
symbols.
The text of this amendment is based on the following document:
FDIS Report on voting
25/182+183/FDIS 25/190+191/RVD
Full information on the voting for the approval of this amendment can be found in the report on voting
indicated in the above table.
–––––––––
Amend table 1 as follows:
Page 37
Units
Quantities
SI unit Some other
units or
designations
Name of quantity Remarks Name Name
29a form factor F one 1
29b fundamental factor h one 1
29c factor of nth harmonic h one 1
n
29d (total) harmonic factor h one 1
29e pulsation factor p one 1
29f peak ripple factor q one 1
29g rms ripple factor, r one 1
effective ripple factor
7)
29h phase, instantaneous radian rad
ϑ
phase
29i initial phase, phase radian rad
ϑ
angle
7)
See item no. 103, phase difference.
– 4 – 60027-1 amend. 1 © CEI:1997
Page 40
Unités
Grandeurs
Unité SI Autres unités ou
désignations
Nom de la grandeur Observations Nom Nom
52a charge (électrique) coulomb C/m
τλ τ = dQ/ds
linéique par
Note: Le VEI
mètre
emploie
τ = Q/s.
Page 42
Unités
Grandeurs
Unité SI Autres unités ou
désignations
Nom de la grandeur Observations Nom Nom
67a courant de déplacement I ampère A
D
3)
67b courant total I I I = I + I ampère A
t tot t D
...
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