Three-Phase Stacking Only

The OutBack HUB is shipped from the factory setup for series (120/240 VAC split phase) and/or parallel (120 VAC or 230 VAC single phase) stacking. If three-phase stacking is desired, the cover must be removed and a jumper position changed. For three-phase stacking using a HUB 4:

1.Remove the black snap on wiring cover and all cables plugged into the HUB. Label the cables to avoid confusion when

reconnecting.

2.Remove the four Phillips screws from the bottom of the HUB.

Bottom cover removed

3. Remove bottom cover and remove the four Phillips screws holding the green PCB to the upper cover.

PCB removed

Jumper

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Outback Power Systems HUB4, MATE_B, HUB10, MATE2 user manual Three-Phase Stacking Only
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