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7.6. QUADRI PER RIFASAMENTO<br />

TIPO PFI-AX<br />

Quadri modulari per <strong>rifasamento</strong>/filtraggio<br />

autom<strong>at</strong>ici<br />

Sono idonei per il <strong>rifasamento</strong> dei carichi variabili, sono<br />

quindi dot<strong>at</strong>i di organi di manovra autom<strong>at</strong>ici idonei<br />

all’elev<strong>at</strong>o numero di manovre (cont<strong>at</strong>tori o interruttori) e di<br />

regol<strong>at</strong>ore di f<strong>at</strong>tore di potenza.<br />

Questi quadri sono generalmente composti da più Step che<br />

vengono inseriti/disinseriti dal regol<strong>at</strong>ore.<br />

7.6. PANELS FOR POWER FACTOR<br />

CORRECTION - TYPE PFI-AX<br />

Autom<strong>at</strong>ic modular panels for PFC/filtering<br />

Autom<strong>at</strong>ic modular panels suit power factor correction<br />

of variable loads, and are thus equipped with autom<strong>at</strong>ic<br />

command devices, ideal for a high number of oper<strong>at</strong>ions, and<br />

power factor controller.<br />

These panels are generally composed of more capacitor<br />

banks th<strong>at</strong> are connected/disconnected from the controller.<br />

Potenza minima<br />

400 kVAr<br />

Fino a 1200 kVar per<br />

Potenza massima / step<br />

<strong>rifasamento</strong> (800 kVAr per<br />

<strong>sistemi</strong> di filtraggio<br />

Numero Step max 7<br />

Tensione massima<br />

12 kV<br />

Grado di protezione massimo IP41<br />

Minimum power<br />

Maximum power / capacitor<br />

bank<br />

400 kVAr<br />

Max. capacitor bank number 7<br />

Maximum voltage<br />

12 kV<br />

Max. protection r<strong>at</strong>ing<br />

IP41<br />

Up to 1200 kVar for PFC<br />

(800 kVAr for filtering systems<br />

Quadro autom<strong>at</strong>ico con cont<strong>at</strong>tori, fusibili,<br />

re<strong>at</strong>tanze di filtro, <strong>condens<strong>at</strong>ori</strong> in doppia stella<br />

e TA di squilibrio<br />

Autom<strong>at</strong>ic panel with contactors, fuses, filter<br />

reactors, <strong>capacitors</strong> with double star connection<br />

and CT unbalance protection<br />

29

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