Bluetti Sub Panel - Operation; Pass-through Function; Grounding Method

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4. Operation
Sub Panel supports manual bypass conversion function for maintenance,
When you want to remove the EP500/Pro, AC300 Power Station from the
Sub Panel, please tweak the rotary switch on Sub Panel to “2” (Figure 4.3)
to maintenance then disconnect the connecting cable on Power Station,-
household load will be powered directly by the utility power.
4.1 Pass-through Function
Rotary Switch Status:
“0”: Disconnect. Loads on Sub Panel are disconnect from both the utility
power and Power Station. (Figure 4.1)
“1”: Connected. Sub Panel functions are all enabled. (Figure 4.2)
“2”: Grid power supply.The grid power supply status bit is directly supplied
by the grid household load, which can complete the charging function for
matching products.(Figure 4.3)
4.2 Grounding Method
TFLOATING NEUTRAL: When Sub Panel is connecting with BLUETTI
Power Station only(Disconnected with Main Panel): AC300, EP500 and
EP500Pro, the N and PE Wire of the Input Port and Output Port of Power
Station are not connected in Sub Panel directly, the distribution system`s
neutral conductor will “float”, which means they are floating neutral.
BONDED NEUTRAL: Connecting the Sub Panel to BLUETTI Power Station
Figure 4.1
Disconnect
Figure 4.2
Machine power
Figure 4.3
Grid power supply