Major tech MT575 사용 설명서 - 페이지 14

{카테고리_이름} Major tech MT575에 대한 사용 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. Major tech MT575 16 페이지. 10kv high voltage insulation tester

3. Press the ▲ "up button" or the ▼ "down button to find the

4. Press the ENTER/SAVE button to inquire whether to clear

Note: if the erasing unit needs not to be done, press ESC/

button to skip it and return back to the minor function

selection.

5. Press the ENTER/SAVE button again to clear up the data;

6. Press the ESC/

7.1.5. Introduction of other Functions:

1. Dielectric absorption ratio (DAR):

2. Polarization index (PI):

Lower insulation resistance tested takes a longer test time,

which would deteriorate the object under test. Thus, higher

DAR or PI (as close to 1) would create better insulation

grade of the object under test.

measurement time setting; LCD displays the following

picture respectively;

up the data or not; LCD displays the picture shown in

below:

LCD displays the picture shown in below:

then return back to the minor function selection.

page.

Ratio of insulation resistance between 1-min and 30-sec

1-min insulation resistance

DAR :

30-sec insulation resistance

Ratio of insulation resistance between 10-min and 1-min

10-min insulation resistance

PI :

1-min insulation resistance

button again to return back to the main