AC Sub Panel
The AC landings, filtering, and sense fusing takes place in the AC sub panel. The AC
sub panel also includes the load-break-rated AC contactor, AC disconnect, surge
modules, and the soft-start circuit.
Main contactor
AC disconnect
AC surge modules
Soft start contactor
Soft start and AC sense fuses
AC landing busbars (3)
AC line filter
AC distribution PCB
Soft start resistors
Figure 2‑7. AC sub panel
The AC distribution PCB is located on the AC sub panel. The AC distribution PCB
contains:
• Soft-start circuitry
• Fusing for the soft-start circuit
• Fusing for the AC sense circuit and 48 VDC power supply
• Fusing for the optional 24 VDC balance-of-system power supply
Advanced Energy® PVP250kW and PVP260kW Inverters
570-1001792-05A Product Overview 2‑9
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