ABB Galaxy Power System - AC Input Panel Wiring Options (Group 20)

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AC Input Panels (continued)
Figure 7-12: ED83142-30 Groups 20
(H569-4827 G026, G027, G028, G036, G037, G037W, G038, G038W, G308, or G308W: AC Input Panel for NE050AC48ATEZ or NE075AC48ATEZ
Series Rectifiers)
Wiring Options for ED8314230 Group 20
Note: To minimize phase imbalance voltage potentials between each 3W+PE and 3W+N+PE field-wiring terminal
block group, use feeds from the same transformer source.
*AC GRD connections Torque to 62 in-lbs (7 Nm)
L1 L2/N L2 L3/N L3 L1/N L1 L2/N L2 L3/N L3 L1/N L1 L2/N L2 L3/N L3 L1/N L1 L2/N L2 L3/N L3 L1/N L1 L2/N L2 L3/N L3 L1/N L1 L2/N