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Current Injection
: If the MRCT has been ordered with the “Relay Testing” option then the Manual
Current Injection screen will be available. To inject current into any load, the user must enter the
desired current level into currrent box.
Then selecting the ON button
on the touch screen the MRCT will first display a connection
diagram. Once the user verifies the connection, by selecting the blue play button the MRCT will output
the specified current level
Ratio Testing
; To manually test the ratio of a CT the user is required to first select which individual tap
is desired
Hitting the select tap button will activate the tap selection dialog
After selection of the desired individual tap selection, the user may adjust the voltage increment
selecting the Ramp adjustment button
This will activate the ramp parameter dialog allowing the user may select the amount of increment the
voltgae is either decreased or increased by turning the knob on the STVI or the up/down arrow keys on a
laptop
