Section 5: Commissioning; General Information; Commissioning Procedure; Select System Operational Mode And Enable Inverter - Generac Power Systems PWRcell 3 Installation Manual

Section 5: Commissioning

General Information

NOTE: Register the Generac PWRcell Inverter before
commissioning at https://register.generac.com/.
Before commissioning Generac PWRcell verify all wiring
is correct and secure and that the front cover is securely
in place. For more information, see:
•
Installing REbus wiring
• Installing Retention Clips
• Installing Battery Modules
• Connecting Battery Power Cable
•
Installing Cover
Generac PWRCell systems installed in one- and two-
family dwelling units shall be commissioned as follows:
1. Verify system is installed in accordance with the
installation instructions in this manual and all local
code requirements.
2. Provide a copy of the Generac PWRcell installation
and owner's manual to the system owner.
3. Provide training to the system owner on the proper
operation and maintenance of the battery system.
4. Provide a label on the installed system containing
contact information for the qualified maintenance
and services providers.
NOTE: See the Generac PWRcell Inverter Owner's
Manual for complete information on enabling the inverter
and using the display and keypad, as well as information
on the different operational modes and their uses.

Commissioning Procedure

Select System Operational Mode and Enable
Inverter
1. Turn the Generac PWRcell REbus breaker ON.
2. Turn the Generac PWRcell Inverter ON.
3. Select desired operational mode using the Gen-
erac PWRcell Inverter control panel.
4. Enable the Generac PWRcell Inverter to energize
the REbus nanogrid.
Installation Manual for Generac PWRcell Battery

Configure Generac PWRcell

1. Select Mod. Settings on the Generac PWRcell
Inverter control panel.
2. Configure Mod. Settings setpoints as desired. See
the Generac PWRcell Owner's Manual.
3. At sites with multiple inverters, set Generac PWR-
cell to the appropriate PLM channel. The default
channel is Channel 1.
NOTE: Generac PWRcell will auto-detect the number of
lithium-ion modules.

Enable Generac PWRcell

1. Turn the Generac PWRcell Battery Disconnect ON.
2. Select Enable and confirm on the Generac PWR-
cell Inverter control panel Device page.
Enable Islanding and Configure Inverter for
Backup
1. Select Mod. Settings on the Generac PWRcell
Inverter control panel Device page.
2. Select "NoIslanding" and set it to 0. Commit the
new settings.
3. If using an external automatic transfer switch, refer
to the Generac PWRcell Inverter Manual for switch
wiring and configuration.
NOTE: Islanding must be enabled for inverter to provide
power during outages.
Operating Modes, Charging
Parameters, and Setpoints
Generac PWRcell's internal control electronics come pre-
programmed for the safe and effective charge and dis-
charge of the battery modules.
Generac PWRcell supports multiple storage interactive
system modes. For complete information on the different
system modes and how to select them, see the Generac
PWRcell Inverter Owner's Manual.
For full operation and maintenance instructions, including
information on setpoints, see the Generac PWRcell Bat-
tery Owner's Manual.
Commissioning
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