VEGA78
EN - 33
5.3.1.2. Setting clamp type
This parameter
must be always set equal to the clamp type used
.
Two types of clamps are available:
STD:
For Standard clamps or Current Transformer.
FLEX:
For Flexible clamps
1. Move the cursor using arrows keys on field relative to “
Clamp Type
”, marked with blue
background.
2. Use
F3
or
F4
keys (alternatively touch
MOD(+)
o
MOD(-)
) to select clamp type
choosing between
STD
or
FLEX
options.
3. Press
SAVE
or
ENTER
keys (or the smart icon
) to save the selected option and
confirm by “Ok”. This selected parameter will be present also after turn off the meter.
4. Pressing
ESC
key (or the smart icon ) to quit without saving any modification.
5.3.1.3. Setting full scale of clamps
The value of this parameter
must be always equal to the full scale of the current
clamps
used to take the measurement. In case multi-scale clamps are used, the value of
this parameter must be equal to the scale selected on the clamps.
1. Move the cursor using arrows keys on field relative to “
Clamps FS [A]
” , marked it with
blue background.
2. Use
F3
or
F4
keys (alternatively touch
MOD(+)
o
MOD(-)
) to select the desired full
scale. In case of STD clamps any value can be set by using
F3
or
F4
keys (alternatively
touch
MOD(+)
o
MOD(-)
). In case of FLEX clamp only
300A
or
3000A
options are
possible.
3. Press
SAVE
or
ENTER
keys (or the smart icon
) to save the selected option and
confirm by “Ok”. This selected parameter will be present also after turning off the meter.
4. Pressing
ESC
key (or the smart icon ) to quit without saving any modification.
5.3.1.4. Setting VT ratio
The meter can be interfaced also with step-down transformers in the equipment under test.
It can display the value of he voltages present on the primary winding of these
transformers. To do this it will be necessary to set the value of the transformers’ windings
ratio.
1. Move the cursor using arrows keys on field relative to “
VT Ratio
” , marked it with blue
background.
2. Use
F3
or
F4
keys (alternatively touch
MOD(+)
o
MOD(-)
) for selection of desired value
from
1
to
3000
. Leave the default value “
1
” if no voltage transformer is present on
installation.
3. Press
SAVE
or
ENTER
keys (or the smart icon
) to save the selected option and
confirm by “Ok”. This selected parameter will be present also after turning off the meter.
4. Press
ESC
key (or the smart icon ) to to quit without saving any modification.
5.3.2. Advanced Settings screen
By pressing
F2
key (or touch the “
ADVANCED
” at display) in any screen of “Analyzer
Configuration” section, below screen is shown by meter:
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