Preparing the IED to verify settings..................................................31
Activating test mode.........................................................................33
Preparing the connection to the test equipment...............................33
Connecting test equipment to the IED..............................................34
Releasing the function to be tested..................................................35
Verifying analog primary and secondary measurement...................35
Testing protection functionality.........................................................37
Section 6 Testing functionality........................................................39
Testing disturbance report................................................................39
Introduction..................................................................................39
Disturbance report settings..........................................................39
Identifying the function to test in the technical reference
manual .............................................................................................39
Testing current protection functions.................................................40
Instantaneous phase overcurrent protection PHPIOC ...............40
Measuring the operate limit of set values...............................40
Completing the test................................................................40
Four step phase overcurrent protection OC4PTOC....................40
Verifying the settings..............................................................41
Completing the test................................................................42
Instantaneous residual overcurrent protection EFPIOC .............42
Measuring the operate limit of set values...............................42
Completing the test................................................................43
Four step residual overcurrent protection EF4PTOC .................43
Four step directional residual overcurrent protection ............43
Four step non-directional residual overcurrent
protection................................................................................44
Completing the test................................................................44
Sensitive directional residual overcurrent and power
protection SDEPSDE ..................................................................44
Measuring the operate and time limit for set values...............44
Completing the test................................................................49
Thermal overload protection, one time constant LPTTR ............49
Completing the test................................................................49
Breaker failure protection CCRBRF............................................49
Checking the phase current operate value,
IP>
.....................50
Checking the residual (earth fault) current operate value
IN>
set below
IP>
...................................................................50
Checking the re-trip and back-up times..................................50
Verifying the re-trip mode.......................................................51
Verifying the back-up trip mode..............................................51
Verifying the case
RetripMode
=
Contact
...............................53
Verifying the function mode
Current&Contact
........................53
Table of contents
2
Commissioning Manual