Instruments Mode; Instrument; Description - Siemens 7SR17 Rho Manual

Chapter 2) 7SR17Rho Settings & Instruments
1.4 I
NSTRUMENTS
The Instrument Mode sub-menu displays key quantities and information to aid with commissioning. The following
meters are available and are navigated around by using the
shown here is the default information. Depending upon the relay model you have, you may not have all of the
meters shown.
I
NSTRUMENT
FAVOURITE METERS
to view
CURRENT METERS
to view
Primary Current
Ia
Ib
Ic
Secondary Current
Ia
Ib
Ic
Nom Current
Ia
Ib
Ic
Pri Earth Current
In
Ig
Sec Earth Current
In
Ig
Nom Earth Current
In
Ig
I Seq Components
Izps
Ipps
Inps
I Eq.
Chapter 2) Page 10 of 22
M
ODE
This allows the user to view his previously constructed list of
'favourite meters' by pressing TEST/RESET
READ DOWN button to scroll though the meters added to this sub-
group
To construct a sub-group of favourite meters, first go to the desired
meter then press ENTER this will cause a message to appear on
the LCD 'Add To Favourites YES pressing ENTER again will add
this to the FAVOURITE METERS Sub-menu. To remove a meter
from the FAVOURITE METERS sub-menu go to that meter each in
the FAVOURITE METERS sub-menu or at its Primary location
press ENTER and the message 'Remove From Favourites' will
appear press ENTER again and this meter will be removed from
the FAVOURITE METERS sub-group
This is the sub-group that includes all the meters that are
associated with Current
TEST/RESET
Displays the 3 phase currents Primary RMS values
0.00A
0.00A
0.00A
Displays the 3 phase currents Secondary RMS values
0.00A
0.00A
0.00A
Displays the 3 Phase currents Nominal RMS values & phase
angles with respect to PPS voltage.
o
0.00xIn----
o
0.00xIn ----
o
0.00xIn ----
Displays the 3 Earth currents Primary RMS values
0.00A
0.00A
Displays the 3 Earth currents Secondary RMS values
0.00A
0.00A
Displays the 3 Earth currents Nominal RMS values & phase angles
with respect to PPS voltage.
o
0.00xIn----
o
0.00xIn----
Displays the Current Sequence components Nominal RMS values
& phase angles with respect to PPS voltage.
o
0.00xIn----
o
0.00xIn----
o
0.00xIn----
and TEST/REST buttons. The text description
D
ESCRIPTION
allows access to this sub-group
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button and the