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ABB | SACE Emax 2

Putting into service and maintenance | 4 - Maintenance operations

Test with Ekip Connect

Test the release:

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 93.

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.

Final checks

Reassemble and check the circuit-breaker:

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.

• under-voltage coil, if provided.

• opening coil, if provided.

• closing coil, if provided.

• auxiliary contacts of the circuit-breaker, if provided.

• lock for circuit-breaker in open position (key or padlock), if provided

Interlock check

Check that the vertical or horizontal interlocking devices (if provided) are installed and that they operate

correctly.

WARNING! the interlocks cannot be tested in the Test or Disconnected positions.

ABB SACE Emax 2 Installation, Operation And Maintenance Instructions

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