CARLO GAVAZZI WM24-96 - PROGRAMMING Uživatelský manuál stáhnout pdf (Strana 11)

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Programming

Synchronization

Measuring Pages

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■ System

This function allows the operator to

select the electrical system choos-

ing between three-phase with neu-

tral (3P.n) and three-phase without

neutral (3P).

Choose by means of and

the “SySTEn” function, press

to enter the menu; then, select the

desired system by means of the

and keys and confirm with

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1.2..

..2.1

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■ CT ratio

This function allows the user to

select the value of the CT ratio.

Example: if the CT primary (current

transformer) has a current of 300A

and the secondary has a current of

5A, the CT ratio corresponds to 60

(obtained by carrying out the fol-

lowing calculation: 300/5).

Choose the “Ct.rAtio” function by

means of the and keys; to

enter the menu press ; then

select the desired value by means

of the and keys and con-

firm the new value with .

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CARLO GAVAZZI WM24-96 - PROGRAMMING Uživatelský manuál Strana 11