6.7 Parallel System Installation.............................................................................................................................................314

6.8 Installing an Ambient T/H Sensor................................................................................................................................ 316

6.9 Installing Optional Rear Copper Bar Protection Components............................................................................ 317

6.10 Installing Cables for the TN-C System...................................................................................................................... 318

6.11 Connecting a Backfeed Protection Card...................................................................................................................319

6.12 Connecting a Remote EPO Switch............................................................................................................................. 321

6.13 Verifying the Installation and Filling the Sealing Putty...................................................................................... 322

7 Single UPS Commissioning............................................................................................... 326

7.1 Powering On and Starting the UPS..............................................................................................................................326

7.1.1 Powering On the UPS.................................................................................................................................................... 326

7.1.2 Initial Startup.................................................................................................................................................................... 326

7.1.2.1 Obtaining Startup Password.................................................................................................................................... 327

7.1.2.2 Settings Wizard............................................................................................................................................................ 327

7.1.3 Starting the Inverter....................................................................................................................................................... 330

7.1.4 Powering On Loads........................................................................................................................................................ 331

7.1.5 (Optional) Setting Parameters for the BCB Box...................................................................................................331

7.1.6 (Optional) Setting Parameters for the Top Air-Flow Cabinet..........................................................................332

7.1.7 (Optional) Configuring the Bottom Cabling Cabinet......................................................................................... 332

7.1.8 (Optional) Setting the Backfeed Protection Card................................................................................................ 332

7.2 Shutting Down and Powering Off the UPS............................................................................................................... 333

7.3 Cold-Starting the UPS Using Batteries........................................................................................................................ 335

7.4 Transferring to Bypass Mode Manually...................................................................................................................... 336

7.5 Setting the S-ECO Mode.................................................................................................................................................. 336

7.6 Setting ECO Mode.............................................................................................................................................................. 339

7.7 Testing Batteries..................................................................................................................................................................340

7.7.1 Lead-Acid Battery Test.................................................................................................................................................. 341

7.7.1.1 Performing a Forced Equalized Charging Test...................................................................................................341

7.7.1.2 Performing a Shallow Discharge Test................................................................................................................... 342

7.7.1.3 Performing a Capacity Test...................................................................................................................................... 343

7.7.2 Lithium Battery Test....................................................................................................................................................... 344

7.7.2.1 Performing a Shallow Discharge Test................................................................................................................... 344

7.7.2.2 Performing a Capacity Test...................................................................................................................................... 345

7.7.2.3 Performing a Group Capacity Test......................................................................................................................... 346

7.7.3 Downloading the Test Data.........................................................................................................................................347

7.8 Transferring to Maintenance Bypass Mode............................................................................................................... 348

7.9 Transferring from Maintenance Bypass Mode to Inverter Mode.......................................................................348

7.10 T/H Sensor Settings......................................................................................................................................................... 349

7.11 Performing EPO................................................................................................................................................................ 351

7.12 Clearing the EPO State...................................................................................................................................................351

7.13 Exporting Data.................................................................................................................................................................. 352

7.14 Setting Hibernation Mode............................................................................................................................................ 353

8 Parallel System Commissioning.......................................................................................355

Issue 05 (2021-10-13)

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Table of Contents