Symmetra Power Array 3:1 UPS does not show three input phases on the PowerView display interface.
Symmetra Power Array
3:1 systems only
If using a PowerView firmware revision prior to rev N, all three input phases will not be properly reflected.
When using a PowerView on Symmetra Power Array 3:1 you must use a PowerView of firmware revision N or later.
To check the Firmware revision of the PowerView follow these steps:
1. Press any key to go to Menu screen
2. Scroll to Display menu and press enter
3. Scroll down to Information and press enter
4. Firmware is indicated in bottom right corner as FW=N4a (example only)