Site Preparation – Operating Environment
20 AIS® 3000 10-40kVA, 400V, Site Preparation and Installation Manual – 990-2258
Recommended source connections
The UPS must be supplied from a 400Y/230V 4W + GND 50Hz source.
CAUTION!
Verify clockwise phase-rotation (L1, L2, L3) and make sure a neutral connection is
present.
See also Recommended Wiring for a 30°C Temperature Environment.