HT instruments FULLTEST3 User Manual
Page 32
FULLTEST
3
EN - 31
5.5.3. RCD MEASUREMENT
Measured quantities and display ranges:
Trip out time at I
N
/2
0
1000 ms (AC, A, B, general, selective, delayed)
Trip out time at I
N
0
1000 ms (AC, A, B, general, selective, delayed)
Trip out time at 2I
N
0
200 ms (AC, A, general), 0 250 ms (AC, A, selective)
Trip out time at 4I
N
0
200 ms (B, general), 0 250 ms (B, selective)
Trip out time at 5I
N
0
50 ms (AC, A, general), 0 150 ms (AC, A, selective)
AUTO test
YES (general, selective)
Trip out current (Ramp test)
10
110% of I
N
in steps of 5% of I
N
(general)
Input requirements:
Mains voltage U
L/N
(READY condition)
100
265
V AC
Mains voltage U
L/PE
(READY condition)
100
265 V AC
1) Select the RCD function by pressing the FUNC hard key first.
2)
Check selected RCD type (AC, A or B) and selected characteristic (GENERAL, SELECTIVE or
DELAYED) and modify it if needed by pressing the TYPE (5) touch-screen key first
. If DELAYED
characteristic is selected, the screen will turn to delay time adjustment mode automatically.
3) Select nominal differential current by pressing the I
N
touch-screen key first.
4) Select wished measurement by pressing the MEAS touch-screen key first (t
/1/2I
N
, t
/I
N
, t
/2I
N
,
t
/5I
N
, I
or AUTO).
5) Check selected polarity and modify it if needed by pressing the POL (8) touch-screen key first.
6) Select measurement screen by pressing the
(4) touch-screen key and check all settings again.
7) Connect the test leads according to one of the figures below.
Figure 20
: Connection of schuko test cable
Figure 21
: Connection of test leads