HT EASYTEST COMBI519, Руководство пользователя, Страница: 72 / 112

EASYTEST-COMBI519
EN - 72
13. Note the presence of the correct voltage values between
L-N and L-PE corresponding to the selections carried out
in the initial phase (see § 5.1.3) as shown in the screen to
the side.
L O O P 15/10 – 18:04
TN
min
pfc
I
ZL-PE
=
=
- - -
- - -
A

FREQ. = 50.00Hz
VL-PE=232V
VL-N=231V
L-PE Ut 16A 0.2s
FUNC MODE MCB-C Time
14. Press the
GO/STOP key on the instrument, the START
key on the remote switch probe or use the AutoStart
feature (see § 5.1.5). The instrument starts the
measurement and the “
Measuring… ” message is shown
at display. During this whole stage, do not disconnect the
measuring leads of the instrument from the system under
test. The following screen appears on the instrument's
display.
L O O P 15/10 – 18:04
TN
min
pfc
I
ZL-PE
=
=
- - -
- - -
A

FREQ. = 50.00Hz
VL-PE=232V
VL-N=231V
Measuring…
L-PE Ut 16A 0.2s
FUNC MODE MCB-C Time
15. In case of
positive result (calculated minimum short-
circuit current HIGHER than tripping current of the
protection device within the specified time – see § 12.6),
the “
OK ” message and the screen to the side are
displayed by the instrument.
L O O P 15/10 – 18:04
TN
min
pfc
I
ZL-PE
=
=
214
1.03
A

FREQ. = 50.00Hz
VL-PE=232V
VL-N=231V
OK
L-PE Ut 16A 0.2s
FUNC MODE MCB-C Time
16. In case of
negative result (calculated minimum short-
circuit current LOWER than tripping current of the
protection device within the specified time – see § 12.6),
the “
NOT OK ” message and the screen to the side are
displayed by the instrument.
L O O P 15/10 – 18:04
TN
min
pfc
I
ZL-PE
=
=
1695
0.13
A

FREQ. = 50.00Hz
VL-PE=232V
VL-N=231V
NOT OK
L-PE Ut 16A 0.2s
FUNC MODE MCB-C Time
17. Press the
SAVE key to store the test result in the instrument’s memory (see § 7.1) or
the ESC/MENU key to exit the screen without saving and go back to the main
measuring screen.