Omicron Lab CT Analyzer, User Manual

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CT SB2 User Manual
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6.2 MR-Config. Card
Use the MR-Config. card to configure the multi-ratio CT test. In this card, set
• the number of taps available on the CT,
• the "tap in use", i.e., the tap combination (ratio) which is actually used and
connected to the operating burden during operation of the CT,
• the nominal CT ratios for the tap combinations,
• the nominal burden for each tap combination,
• and select the tap combinations you want to test during the multi-ratio CT
test.
If necessary, use the cursor keys to scroll the table.
The current ratio I
pn
/I
sn
and the nominal burden for the full tap combination as
well as the operating burden have to be specified in the CT-Object card, see
section 6.1 on page 36.
Figure 6-3 MR-Config. card
The MR-Config. card can be switched to display
• the tap combinations or intertap combinations of the CT with
• the nominal burden values or the operating burden.
Refer to sections 6.2.1 and 6.2.2 on the following pages for more information.
MR-Config. card for a new multi-ratio CT
test after selecting a predefined multi-ratio
scheme for I
pn
in the CT-Object card.
MR-Config. card for a new multi-ratio CT
test after specifying the values for I
pn
, I
sn
and VA manually in the CT-Object card.
Fields underlined by dotted lines can be edited.