HT instruments FULLTEST3 - Manual (Page 58)

FULLTEST 3
EN - 57
5.12.2. LEAKAGE CURRENT MEASUREMENT USING CURRENT CLAMP
Measured quantities and display ranges:
Leakage current I
LEAK measured by clamp 0  1000 mA (1000 mA range)
0  100 A (100 A range)
0  1000 A (1000 A range)
1) Select I LEAK function by pressing the FUNC hard key first.
2) Select CLAMP mode by pressing the MODE touch-screen key first.
3) Check selected measurement range and modify it if needed by pressing the RANGE (4) touch-
screen key first.
4) Check selected limit leakage current by pressing the LIMIT (5) touch-screen key first. Four
independent limit values are available for quicker operations. Select the closest one and modify it
by using the + and ― touch screen keys if needed.
5) Select measurement screen by pressing the touch-screen key and check all settings again.
6) Connect the current clamp to measured wiring according to the figure below.
IPE
Load
Figure 44 : Connection of current clamp in I LEAK measurement, CLAMP mode
7) Start the measurement by pressing the START/STOP button. The measurement will start to run
and will be stopped after pressing the START/STOP button again. Measurement result will be
currently displayed in green colour if it is lower than or equal to set limit value or in red colour if it is
higher than set limit value. Final result will be equipped with green symbol and with beep-beep
sound if it is OK or wit h red symbol and with longer beep sound if it is not OK . See the display
outlook with test result on the figure 42 .
8) Save the test result by pressing the SAVE hard key twice, for further instructions see the
“MEMORIZING EXAMPLE” section.