HT instruments SIRIUS87 - Manual (Page 45)

SIRIUS 87
EN - 43
4.4.7. Anomalous cases which may occur during phase sequence tests
 In case that every delta voltages result
to be lower than 100V, the instrument
does not effect the test and displays
the screen alongside.

L

VOL AG
 If the voltage present at B1 input too
low, when
START/STOP is pressed the
instrument displays the message
alongside.

 A
l1
 If the voltage present at B2 input too
low, when
START/STOP is pressed the
instrument displays the message
alongside.

 A
l2
 If the voltage present at B3 input too
low, when START/STOP is pressed the
instrument displays the message
alongside.

 A
l3
 If two measurement cables were
connected to the same phase
conductor, when
START/STOP is
pressed the instrument displays the
message alongside.

 ph
THE PREVIOUS RESULTS CANNOT BE SAVED.
Messagge “Lo VOL tAG”: the instrument has at
least one too low voltage. The instrument does not
effect the test.
SAVE
Message “Att no
L1”: voltage of
phase 1 is too low
Message “Att no
L2”: voltage of
phase 2 is too low
Message “Att no
L3”: voltage of
phase 3 is too low
Message “PH
double”: two
cables are
connected to the
same phase
conductor.