Transformers three phase two winding transformers (copper windings). For 50 Hz power distribution networks. Additional requirements - Characteristics

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Main informations

Collections

National standards and national normative documents

Publication date

April 1968

Number of pages

16 p.

Reference

NF C52-112

ICS Codes

29.180 Transformers. Reactors

Classification index

C52-112

Print number

Standard replaced by (1)

NF C52-112-1

June 1994

Standard Cancelled

Three-phase oil-immersed distribution transformers, 50 hz, from 50 to 2500 kva, with highest voltage for equipment not exceeding 36 kv. Part 1 : general requirements for transformers with highest voltage for equipment not exceeding 24 kv.

Le présent document fixe des prescriptions relatives aux caractéristiques électriques, aux dimensions et à la conception des transformateurs de 50 à 2 500 kVA destinés aux réseaux triphasés de distribution, pour service continu à l'intérieur ou à l'extérieur, 50 Hz, immergés dans de l'huile minérale, à refroidissement naturel et avec deux enroulements.

Table of contents

AVANT-PROPOS.
1 Domaine d'application.
2 Validité.
3 Dispositions générales.
4 Puissance nominale et tension nominale.
5 Prises de réglage.
6 Couplage.
7 Tension de court-circuit.
8 Pertes à vide et pertes dues à la charge - Courant à vide.
9 Epreuve diélectrique.
10 Traversées haute tension.
11 Traversées basse tension.
12 Pièces de raccordement des bornes haute tension et basse tension.
13 Mise à la terre.
14 Conservateur.
15 Niveau de liquide diélectrique.
16 Dispositif de remplissage et de vidange.
17 Nature des joints.
18 Galets de roulement.
19 Accessoires de levage.
20 Protection contre la corrosion.
21 Plaque signalétique.
22 Encombrement.
23 Dispositions particulières aux transformateurs sur poteau.

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