Liebert Trinergy™ Cube
User Manual - 10H52243UM60 - rev. 6 - 12/2020
Page 3
1. INTRODUCTION................................................................................................................. 5
1.1. Notes to the CE Declaration of Conformity .................................................................................................. 5
1.2. Symbols and pictograms ......................................................................................................................................... 5
1.3. Terms used ...................................................................................................................................................................... 5
1.3.1. Service bypass ........................................................................................................................................................................................ 5
1.3.2. Static bypass switch ........................................................................................................................................................................... 5
1.3.3. Qualified personnel.............................................................................................................................................................................. 5
1.3.4. Display ........................................................................................................................................................................................................ 6
1.3.5. I/O BOX ....................................................................................................................................................................................................... 6
1.3.6. STS BOX..................................................................................................................................................................................................... 6
1.3.7. BOX ............................................................................................................................................................................................................... 6
1.4. Documentation structure........................................................................................................................................ 6
2. OPERATING MODES......................................................................................................... 7
2.1. Functions........................................................................................................................................................................... 7
2.2. Special features............................................................................................................................................................ 9
2.2.1. Smart safe and reliable operation............................................................................................................................................... 9
2.2.2. Easy installation and operation ................................................................................................................................................... 9
2.2.3. Battery management ......................................................................................................................................................................... 9
2.2.4. Environment, EMC .............................................................................................................................................................................. 9
2.2.5. Modern technology............................................................................................................................................................................. 9
2.3. Block diagram............................................................................................................................................................. 10
2.3.1. Components........................................................................................................................................................................................... 10
2.3.2. Service maintenance......................................................................................................................................................................... 11
2.4. Commissioning the UPS......................................................................................................................................... 11
2.4.1. Reforming the intermediate circuit capacitors.................................................................................................................. 11
2.4.2. Initial checks.......................................................................................................................................................................................... 11
2.4.3. Connecting the batteries ............................................................................................................................................................... 11
3. OPERATING INSTRUCTIONS ....................................................................................... 13
3.1. Single UPS – Switching to automatic operating mode........................................................................ 13
3.2. Single UPS – Switching to system bypass................................................................................................. 15
3.3. Parallel UPS system – Switching to automatic operating mode................................................... 15
3.4. Parallel UPS system – Switching to system bypass ............................................................................ 15
3.5. Operating mode selection.................................................................................................................................... 16
4. UPS SWITCHING PROCEDURES .................................................................................. 17
4.1. Procedure 1: UPS TURN-ON PROCEDURE................................................................................................. 17
4.2. Procedure 2: UPS TURN-OFF PROCEDURE ............................................................................................. 17
4.3. Procedure 3: TRANSFER FROM NORMAL MODE TO MAINTENANCE BYPASS MODE 18
4.4. Procedure 4: TRANSFER FROM MAINTENANCE BYPASS MODE TO NORMAL MODE 18
5. PARALLEL OPERATION ................................................................................................ 19
5.1. Commissioning ............................................................................................................................................................ 19
5.2. Communication between UPS blocks........................................................................................................... 19
5.3. Parallel switching procedures............................................................................................................................ 19
5.4. Procedure 1: UPS TURN-ON PROCEDURE................................................................................................ 19
5.5. Procedure 2: UPS TURN-OFF PROCEDURE ............................................................................................ 20
5.6. Procedure 3: TRANSFER FROM NORMAL MODE TO MAINTENANCE BYPASS MODE 20
5.7. Procedure 4: TRANSFER FROM MAINTENANCE BYPASS MODE TO NORMAL MODE 21
6. MAINTENANCE ............................................................................................................... 23
6.1. Maintenance intervals............................................................................................................................................ 23
6.2. Disposal of batteries .............................................................................................................................................. 23
6.3. Taking the UPS out of service.......................................................................................................................... 24
6.4. Disconnect the batteries ..................................................................................................................................... 24
