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NR cat. gen. 002/003 - NBC Group Ltd

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28<br />

NERI MOTORI<br />

HI-TECH IN ELECTRIC MOTORS<br />

Tensioni<br />

e frequenze<br />

(secondo CEI EN 6<strong>003</strong>4-1)<br />

I motori trifasi della Ditta NERI<br />

possono funzionare ad una tensione<br />

diversa da quella nominale<br />

compresa in una fascia del ±10%<br />

per periodi brevi (con possibili variazioni<br />

delle prestazioni) (Tab. 11).<br />

Tab. 11<br />

Voltages<br />

and frequencies<br />

(per CEI EN 6<strong>003</strong>4-1)<br />

Neri three-phase motors can run<br />

at a voltage different from the rated<br />

one, with a margin of ± 10% for<br />

short time (performance variations<br />

are possible) (Tab. 11).<br />

Tensions et<br />

frequences<br />

(suivant CEI EN 6<strong>003</strong>4-1)<br />

Les moteurs triphasés de la firme<br />

NERI peuvent fonctionner sous une<br />

tension qui diffère de ±10% de la<br />

tension nominale pour breves<br />

intervalles de temps (avec<br />

possibles variations des<br />

performances) (Tab 11).<br />

Spannun<strong>gen</strong> und<br />

Frequenzen<br />

(nach CEI EN 6<strong>003</strong>4-1)<br />

CEI EN 6<strong>003</strong>4-1<br />

1.10<br />

ZONA A: Servizio normale<br />

Normal duty<br />

Service normal<br />

Normaler Betrieb<br />

Nella tabella 12 seguente sono<br />

indi<strong>cat</strong>e le tensioni utilizzabili con<br />

cui può funzionare correttamente<br />

un motore prodotto alla tensione<br />

nominale.<br />

Per tensioni non elen<strong>cat</strong>e contattare<br />

la NERI MOTORI.<br />

Tab. 12<br />

230/400/50<br />

190/330/50<br />

208/360/50<br />

400/690/50<br />

1.05<br />

1.03<br />

ZONA<br />

A<br />

1 1.02<br />

0.95 0.98 1.03<br />

ZONA<br />

B<br />

Tensioni nominali [V] [Hz]<br />

0.93<br />

0.90<br />

0.97<br />

0.95<br />

TENSIONE p.u.<br />

The table 12 below shows the<br />

voltages at which a motor<br />

manufactured at the rated voltage<br />

may correctly run.<br />

Consult NERI MOTORI for any<br />

voltages not listed.<br />

Rated voltages / Tensions nominales / Nennspannung<br />

277/480/60<br />

220/380/60<br />

254/440/60<br />

480/830/60<br />

FREQUENZA p.u.<br />

Le tableau 12 suivant indique la<br />

tension nominale du moteur et<br />

toutes les tensions utilisables pour<br />

ladite tension nominale: sous ces<br />

tensions, le moteur peut fonctionner<br />

correctement. Pour les tensions<br />

non mentionnées, consulter NERI<br />

MOTORI.<br />

Die NERI-Dehstrommotoren<br />

können kurzzeitig mit bis zu ±10%<br />

vom Nennwert abweichenden<br />

Spannun<strong>gen</strong> betrieben werden,<br />

wobei sich die Leistung<br />

möglicherweise ändert (Tab. 11).<br />

ZONA B: Servizio pesante limitato<br />

Heavy limited duty<br />

Service pesant limité<br />

Beschränkter Schwerlastbetrieb<br />

PUNTO 1: Funzione principale<br />

Main function<br />

Fonction principale<br />

Hauptfunktion<br />

Tensioni utilizzabili [V] [Hz]<br />

Usable voltages / Tensions utilisables / Zulässige Spannun<strong>gen</strong><br />

240/415/50 - 220/380/50 - 265/460/60 - 255/440/60<br />

200/346/60 - 208/360/60 - 230/400/60<br />

200/346/50 - 240/415/60<br />

380/660/50 - 415/717/50<br />

In der nachfol<strong>gen</strong>den Tabelle 12<br />

sind die für die für Nennspannung<br />

ausgelegten Motoren zulässi<strong>gen</strong><br />

Spannun<strong>gen</strong> aufgeführt.<br />

Für nicht aufgeführte Spannun<strong>gen</strong><br />

wenden Sie sich bitte an NERI<br />

MOTORI.

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