SMA Sunny Boy 3800U, Руководство по установке

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SB3800U-12:SE2006 SMA America 5-1
Section 5:
Wiring the Sunny Boy 3800U
This section provides step-by-step procedures and other information required for wiring
the SB3800U to the PV array and the utility grid. To complete the installation in a safe
and efficient manner, complete the steps in the order that they appear.
WARNING: Before connecting or operating the SB3800U,
read all of the instructions, cautions, and warnings on the
SB3800U, the PV array and in this
Installation Guide .
WARNING: You must connect the wires that carry the AC
voltage from the SB3800U to the utility grid and the wires
that carry the DC voltage from the PV array to the
SB3800U in the order described in the procedures in this
section. Deviating from these procedures could expose
you to lethal voltage that can cause serious injury.
WARNING: Always turn OFF all breakers and switches in
the PV system before connecting any wires to or
disconnecting any wires from the SB3800U.
WARNING: Always connect the wires to the SB3800U in
the following sequence:
1. De-energize all energy sources by opening all AC and DC disconnects and/or
breakers.
2. Connect wires from the AC breaker to the AC disconnect switch.
3. Connect wires from the AC disconnect to the SB3800U.
4. Connect the PV wires to the DC disconnect.
5. Connect the DC disconnect wires to the SB3800U·
6. Turn the AC switches and/or breakers ON.
7. Turn the DC switches and/or breakers ON.
To disconnect the SB3800U, first turn OFF all AC disconnects and then all DC
disconnects. The AC system should always be disconnected before the DC