Commissioning P54x/EN CM/La4
MiCOM P543, P544, P545 & P546
CM) 10-79
CM
*Delete as appropriate
8.4.8.1 Signal send test for permissive schemes
Signal send operate time
ms
8.4.8.2 Signal send blocking schemes
Signal send operate time ms
All disabled elements which were noted/circled
previously are restored?
Yes* No*
8.4.9 Out of step protection
8.4.9.1 Predictive OST Enabled* N/A*
Operated correctly? Yes* No*
Operating time ms
8.4.9.2 OST Enabled* N/A*
Operated correctly? Yes* No*
Operating time ms
8.4.9.3 Predictive and OST Enabled* N/A*
Operated correctly? Yes* No*
Operating time ms
8.4.9.4 Tost timer test
Trip time
ms
8.4.10 Injection testing - DEF aided scheme
Elements to be re-enabled after testing
(mark any that have been temporarily disabled)
Current Diff
Distance
Earth fault
Overcurrent
CB fail
Na*
8.4.10.2 DEF aided scheme trip time ms
8.4.11.1 DEF signal send time permissive scheme ms
8.4.11.2 DEF signal send time blocking scheme ms
All disabled elements which were noted/circled
previously are restored?
Yes* No*
8.4.12 Backup phase overcurrent protection
Elements to be re-enabled after testing (circle
any that have been temporarily disabled)
Current Diff
Distance
Earth fault
DEF
CB fail
Na*
Overcurrent type (set in cell [>1 Direction])
Directional*
Non-directional*
Applied voltage V/na*
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