Inspection Of The Protection Release; Test With Ekip Connect; Final Checks; Interlock Check - ABB SACE Emax 2 Series Installation, Operation And Maintenance Instructions

Inspection of the protection
Test with Ekip Connect Test the release:
Final checks Reassemble and check the circuit-breaker:
Interlock check Check that the vertical or horizontal interlocking devices (if provided) are installed and that they
264 | © 2013 ABB | 1SDH001000R0002 - L7804
Check that the release is in good condition:
release
1. Power the protection release with an Ekip TT battery unit.
2. Check the correct operation of the protection release: tripping test with "Trip Test" and
"Self-test".
3. With an Ekip Dip release, verify the absence of alarms via the front LEDs.
4. With an Ekip Touch release, verify the absence of alarms via the display and the front
LEDs.
5. Make sure that the cables are correctly connected to the release modules and to the
release itself (if applicable).
6. On an Ekip Touch release check the percentage of wear on the contacts of the circuit-
breaker.
7. Finally, remove the Ekip TT battery unit.
1. Connect the Ekip Bluetooth or Ekip T & P unit to the release.
2. Connect the computer where the program is installed by means of a Bluetooth or USB
connection.
3. After connecting the computer and release, check that there are no alarm signals by the
release. Otherwise, refer to the paragraph " 2 - Identification of alarms or failures" on
page 246.
4. In the absence of alarms you can proceed to the trip test and self test (depending on the
type of release). For future checks it is recommended to insert the current date in the
area called "Information". These data will be stored within the release itself.
5. Remove the Ekip Bluetooth or Ekip T & P unit from the release.
1. Reassemble all the parts by performing all the operations indicated in the paragraph
"Disassembly Operations" in reverse order and, if necessary, reconnect the auxiliary
power supply.
2. Put the movable part (breakers) in the test position (see indication TEST).
3. Using the various auxiliaries perform the following operations 10 times:
• Opening (in both local and remote modes, if applicable)
• Closing (in both local and remote modes, if applicable)
• Tripping via Trip Test from the protection release.
4. Perform the operations in the following sequence:
• Open - Springs unloaded
• Open - Springs loaded
• Closed - Springs unloaded
• Closed - Springs loaded
5. Check that the following operate correctly:
• accessories, if provided.
• gearmotor, if provided.
• undervoltage release, if provided.
• opening release, if provided.
• closing release, if provided.
• auxiliary contacts of the circuit-breaker, if provided.
• lock for circuit-breaker in open position (key or padlock), if provided
operate correctly.
WARNING! the interlocks cannot be tested in the Test or Disconnected
positions.
Putting into service and maintenance | 5 - Second level maintenance
ABB | SACE Emax 2