NF C52-200

NF C52-200

April 1965
Standard Cancelled

Small transformers for various applications. Requirements.

View the extract
Main informations

Collections

National standards and national normative documents

Publication date

April 1965

Number of pages

32 p.

Reference

NF C52-200

ICS Codes

29.180   Transformers. Reactors

Classification index

C52-200

Print number

1 - 26/12/1997
Table of contents
View the extract
  • AVANT-PROPOS.
  • 1. - GÉNÉRALITÉS.
  • 1.1 Domaine d'application.
  • 1.2 Validité.
  • 1.3 Objet.
  • 1.4 Conditions habituelles d'utilisation.
  • 1.5 Exécution des essais.
  • 2. - TERMINOLOGIE.
  • 2.1 Nature des appareils.
  • 2.2 Définitions générales.
  • 2.3 Tensions, courants et puissances.
  • 2.4 Régimes et services.
  • 2.5 Valeurs nominales.
  • 2.6 Définitions diverses.
  • 2.7 Degrés de protection, modes de refroidissement, conditions locales d'emploi.
  • 2.8 Classification des isolations.
  • 2.9 Classification du point de vue de la protection contre les contacts indirects.
  • 3. - SPÉCIFICATIONS DES TRANSFORMATEURS.
  • 3.1 Généralités.
  • 3.2 Conditions de montage et d'installation.
  • 3.3 Caractéristiques électriques.
  • 3.4 Caractéristiques de construction.
  • 4. - PRESCRIPTIONS ET ESSAIS.
  • 4.1 Généralités.
  • 4.2 Essais électriques.
  • 4.3 Échauffement.
  • 4.4 Épreuves diélectriques.
  • 4.5 Limites de tolérances.
  • 4.6 Prescriptions diverses.
  • 5. - MARQUAGE.
  • 5.1 Repérage des bornes.
  • 5.2 Plaque signalétique.
  • ANNEXE I. - Symboles de couplage des transformateurs.
  • ANNEXE Il. - Degrés de protection.
ZOOM ON ... the Requirements department
To comply with a standard, you need to quickly understand its issues in order to determine its impact on your activity.

The Requirements department helps you quickly locate within the normative text:
- mandatory clauses to satisfy,
- non-essential but useful clauses to know, such as permissions and recommendations.

The identification of these types of clauses is based on the document “ISO / IEC Directives, Part 2 - Principles and rules of structure and drafting of ISO documents ”as well as on a constantly enriched list of verbal forms.

With Requirements, quickly access the main part of the normative text!

With Requirements, quickly access the main part of the normative text!
Need to identify, monitor and decipher standards?

COBAZ is the simple and effective solution to meet the normative needs related to your activity, in France and abroad.

Available by subscription, CObaz is THE modular solution to compose according to your needs today and tomorrow. Quickly discover CObaz!

Request your free, no-obligation live demo

I discover COBAZ