Vt Ratio - CARLO GAVAZZI WM23-96 - PROGRAMMING User Manual

S 1.2..
..2.1
S
S
S
S
S
S
Main menu
7
Programming
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
menu press
desired value by means of the
and
value with
new value, carry out the reset
(rESEt YES
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
1.2..
..2.1
and
S
means of the
confirm it with
the new value, carry out the reset
(rESEt YES
7
and
S
keys and confirm the new
S
. In order to store the
S

VT ratio

keys; to enter the menu press
, then select the desired value by
S
S
By changing the VT and CT
ratio, the energy meters are
reset.
17
9
keys; to enter the
; then select the
).
and keys and
. In order to store
).
Alarm output
13