GE TVRMS2 Series, Руководство пользователя

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TVRMS2 Digital Test Kit
Chapter 5. MicroVersaTrip Plus™ and MicroVersaTrip PM™ Trip Units
17
5.
Press
ENTER
( F3 ) on the Test Kit to store the correct
Long Time Pickup value in the Test Kit.
6.
Press
MORE
(
F1
) to display the next Long Time
Pickup setting display:
... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... .. ...
LT Pickup .90X
|– NEXT –|– PREV –|– TEST –|– EXIT –|
Long Time Pickup setting display #2.
Select
PREV
(
F2
) to return to the previous display.
Select
NEXT
(
F1
) to display the Short Time Pickup
setting:
... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... ..... .. .... .
ST Pickup 3.00C
|– MORE –|– VALUE –|– ENTER –|– EXIT –|
Short Time Pickup setting display #1.
(If Short Time trip is not an option on the Trip Unit
under test, the next parameter displayed is Ground
Fault Pickup.)
7.
In Setup mode on the Trip Unit, read the Short Time
Pickup setting from the Trip Unit display. If it does
not match the value shown on the Test Kit display,
press the
VALUE
(
F2
) key on the Test Kit until it
matches the Trip Unit setting.
8.
Press the
ENTER
(
F3
) key on the Test Kit to store the
correct Short Time Pickup value in the Test Kit.
9.
Press
MORE
( F1 ) to display the second Short Time
Pickup display:
.
ST Pickup 3.00C
|– NEXT –|– PREV –|– TEST –|– EXIT –|
Short Time Pickup setting display #2.
10.
Press
NEXT
(
F1
) to move to the Ground Fault Pickup
value:
. . . . .. .
GF Pickup 0.2S
|– MORE –|– VALUE –|– ENTER –|– EXIT –|
Ground Fault Pickup setting display #1.
11.
In Setup mode on the Trip Unit, read the Ground
Fault Pickup setting from the Trip Unit display. If it
does not match the value shown on the Test Kit
display, press the
VALUE
(
F2
) key on the Test Kit until
it matches the Trip Unit setting.
12.
Press
ENTER
(
F3
) to store the correct Ground Fault
Pickup value in the Test Kit.
13.
Press
MORE
(
F1
) followed by
TEST
(
F3
) to initiate the
test sequence.
NOTE: Hitting the
EXIT
key at any time after entering
values will reset all set points to their default values.
NOTE: A tout moment, si vous appuyez sur le touche
EXIT
, les réglages sont réinitialisés avec les valeurs par
défaut.
The Test Kit first determines whether or not the breaker is
to be allowed to trip with the message:
... ..... ..... ..... ..... ..... ..... ..... ...
Do you want the breaker to trip?
|– YES –| |– NO –|– EXIT –|
Trip query display.
If
YES
(
F1
) is selected, the
TRIP TEST
LED begins to flash.
If
NO
(
F3
) is selected, the
NO TRIP TEST
LED activates. The
next menu lists the available tests:
... ..... ..... ..... ..... ..... ..... ..... .....
Select Test (F4 to EXIT)
|– LT –|– ST –|– GF –|– EXIT –|
Overcurrent test selection menu.
If
ST
(
F2
) or
GF
(
F3
) is selected, the Test Kit first verifies
that the option is installed in the Trip Unit. If that option
is not installed, the appropriate message is displayed, as
illustrated above in the Short Time and Ground Fault
settings tests.
Long Time Test
If
LT
(
F1
) is selected, the Test Kit displays the message:
... ..... ..... ..... ..... ..... ..... ..... ..... ..
Set Current Setting and press F3
|– CONT –|– EXIT –|
Long Time current setting display.
Select the desired current setting on the Trip Unit, then
press
CONT
(
F3
), which displays the verification message:
... ..... ..... ..... ..... ..... ..... ..... ..... ....
LONG TIME TEST WITHOUT BREAKER TRIP
|– CONT –|– EXIT –|
Long Time test verification display.
Press
CONT
(
F3
) to initiate the test or
EXIT
(
F4
) to return
to the function test menu.
Short Time Test
If
ST
( F2 ) is selected from the overcurrent test selection
menu, the Test Kit displays the message: