Ct Testing In Mr Test Mode ("New Mr Test"); Preparing And Configuring The Test - Omicron CT SB2 User Manual

CT SB2 User Manual
5 CT testing in MR Test mode
("New MR Test")
Note: For detailed instructions regarding the operation of CT Analyzer, please refer to the CT Analyzer
User Manual.
5.1

Preparing and configuring the test

1. Connect CT SB2, CT Analyzer and the CT under test as described in section 4.3 on page 18.
2. Switch on CT SB2 and CT Analyzer.
3. Select "New MR-Test" from the CT Analyzer main menu and press the OK soft key to initialize a
new test in the MR Test mode.
4. Enter the name plate data of the CT to the CT-Object card.
Figure 5-1: CT-Object card for MR Test mode
Table 5-1: Name plate data in the CT-Object card
Parameter Description
I-pn Rated primary current.
I-sn Rated secondary current.
Standard Standard according to which the test has to be performed.
f Rated frequency of the CT.
P/M CT type. Set "P" for a protection CT or "M" for a metering CT.
Class Rated accuracy class of the CT.
Refer to table 8-3 on page 38 for detailed information on the parameters.
Test execution is not possible if no data is specified for the I-pn parameter. All other parameters can
be assigned with default values and have to be adapted accordingly.
22 OMICRON