CARLO GAVAZZI WM23-96 - PROGRAMMING Bedienungsanleitung PDF herunterladen (Seite 10)

By changing the VT and CT

ratio, the energy meters are

reset.

▲

Programming

Alarm output

Main menu

■ VT ratio

This function allows the user to select the

value of the VT ratio. Example: if the pri-

mary of the connected VT (voltage trans-

former) is of 20kV and the secondary is

100V, the VT ratio will correspond to 200

(obtained by carrying out the following

calculation: 20000/100). Choose the

“Vt.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

confirm it with .

In order to store

the new value, carry out the reset

(rESEt YES



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▼

▲

1.2..

..2.1

▼

▲

▼

▲

1.2..

..2.1

▼

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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 confirm the new

value with .

In order to store the

new value, carry out the reset

(rESEt YES



▼

▲

▼▲

Gross Automation (877) 268-3700 · www.carlogavazzisales.com · [email protected]

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