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UNI EN 12952-11 : 2007

UNI EN 12952-11 : 2007

Current

Current

The latest, up-to-date edition.

WATER-TUBE BOILERS AND AUXILIARY INSTALLATIONS - PART 11: REQUIREMENTS FOR LIMITING DEVICES OF THE BOILER AND ACCESSORIES

Published date

04-10-2007

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

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PREMESSA
INTRODUZIONE
1 SCOPO E CAMPO DI APPLICAZIONE
2 RIFERIMENTI NORMATIVI
3 TERMINI E DEFINIZIONI
4 REQUISITI DEI LIMITATORI
  4.1 Generalità
  4.2 Materiali e progettazione
  4.3 Apparecchiature elettriche
  4.4 Valutazione dei guasti
  4.5 Marcatura
5 REQUISITI SPECIALI PER LIMITATORI DEL LIVELLO D'ACQUA
  5.1 Componenti
  5.2 Progettazione
  5.3 Dispositivi a galleggiante
  5.4 Dispositivi ad elettrodi di livello
  5.5 Esame della capacità funzionale
  5.6 Rilevamento dei guasti
6 REQUISITI SPECIALI PER LIMITATORI DI PRESSIONE
  6.1 Componenti
  6.2 Requisiti aggiuntivi di valutazione dei guasti
  6.3 Progettazione
  6.4 Apparecchiature elettriche
  6.5 Esame della capacità funzionale
  6.6 Rilevamento dei guasti
7 REQUISITI SPECIALI PER LIMITATORI DI TEMPERATURA
  7.1 Componenti
  7.2 Progettazione
  7.3 Apparecchiature elettriche
  7.4 Esame della capacità funzionale
8 REQUISITI SPECIALI DEI LIMITATORI DI PORTATA
  8.1 Componenti
  8.2 Progettazione
  8.3 Apparecchiature elettriche
  8.4 Esame della capacità funzionale
APPENDICE A (informativa) - DISPOSITIVO DI LIMITAZIONE
APPENDICE B (informativa) - ESEMPIO DI PIANO D'ESAME
APPENDICE C (informativa) - MARCATURA DEI LIMITATORI
APPENDICE D (normativa) - IMMUNITA CONTRO GLI INFLUSSI
  ELETTRICI ED ELETTROMAGNETICI - REQUISITI E PROVE
APPENDICE ZA (informativa) - RELAZIONE TRA LA PRESENTE
  NORMA EUROPEA E I REQUISITI ESSENZIALI DELLA DIRETTIVA
  UE 97/23/CE
BIBLIOGRAFIA

Describes requirements for limiters (or limiting devices) which are incorporated into safety systems for water-tube boilers as defined in EN 12952-1.

DocumentType
Standard
PublisherName
Ente Nazionale Italiano di Unificazione (UNI)
Status
Current

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