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Betriebsanleitung Operating Instructions Instructions de ... - Andritz

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Série HP 45<br />

7. Annexe<br />

7.1 Pression finale admissible <strong>de</strong> la pompe<br />

Manière d’étanchéité<br />

Temperature <strong>de</strong> travail<br />

max.<br />

Pression finale maxi admissible <strong>de</strong> la<br />

pompe* [bars]<br />

Matériau du corps <strong>de</strong> pompe<br />

EN-GJL-250 CuSn10-C 1.4408<br />

Garniture <strong>de</strong> presse-étoupe -20°C à +110°C 40 35 40<br />

Garniture mécanique normale (chrome/charbon) -20°C à +120°C 12 12 12<br />

Garniture mécanique normale<br />

(carbure <strong>de</strong> silicium/carbure <strong>de</strong> silicium)<br />

-20°C à +80°C 12 12 12<br />

Garniture mécanique déchargée<br />

(carbure <strong>de</strong> silicium/charbon)<br />

-20°C à +140°C 40 35 40<br />

Garniture mécanique déchargée<br />

(carbure <strong>de</strong> silicium/carbure <strong>de</strong> silicium)<br />

-20°C à +80°C 40 35 40<br />

Tableau 5: pression finale admissible <strong>de</strong> la pompe<br />

* La pression finale maximale admissible [bars] <strong>de</strong> la pompe résulte <strong>de</strong> la pression d'aspiration et <strong>de</strong> la hauteur manométrique <strong>de</strong><br />

la pompe à débit zéro.<br />

36

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