NF EN 60051-4 : 1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
DIRECT ACTING INDICATING ANALOGUE ELECTRICAL MEASURING INSTRUMENTS AND THEIR ACCESSORIES - PART 4: SPECIAL REQUIREMENTS FOR FREQUENCY METERS
19-11-2021
12-01-2013
BREF HISTORIQUE
TEXTE TECHNIQUE
1 Domaine d'application
2 Définitions
3 Description, classification et conformité
4 Conditions de référence et erreurs intrinsèques
5 Domaine nominal d'utilisation et variations
6 Prescriptions électriques et mécaniques complémentaires
7 Prescriptions concernant la construction
8 Informations, inscriptions et symboles généraux
9 Inscriptions et symboles pour les bornes
10 Essais de conformité à la présente norme
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.