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(1) DC input terminal group 1 (PV1–PV8,
controlled by DC SWITCH 1)
(3) DC switch 1 (DC SWITCH 1)
(5) (Optional) Screw hole for DC switch 2
(7) DC input terminal group 3 (PV15–PV20,
controlled by DC SWITCH 3)
(9) DC switch 3 (DC SWITCH 3)
(11) USB port
(13) Hole for the AC output power cable
Port Description (Automatic DC Switch)
(1) DC input terminal group 1 (PV1–PV8,
controlled by DC SWITCH 1)
(3) DC switch 1 (DC SWITCH 1)
(5) DC input terminal group 2 (PV9–PV14,
controlled by DC SWITCH 2)
(7) DC switch 2 (DC SWITCH 2)
(9) DC input terminal group 3 (PV15–PV20,
controlled by DC SWITCH 3)
(11) DC switch 3 (DC SWITCH 3)
(13) Ventilation valve
(15) Communications port (COM)
(17) Hole for the tracking system power cable
DC Switch Description
The DC switches automatically turn off when a fault occurs in the inverters (LED4 is steady red,
and the three DC switches are OFF). In this case, contact your technical support. Do not turn on
the DC switches by yourself.
(2) (Optional) Screw hole for DC switch 1
(4) DC input terminal group 2 (PV9–PV14,
controlled by DC SWITCH 2)
(6) DC switch 2 (DC SWITCH 2)
(8) (Optional) Screw hole for DC switch 3
(10) Ventilation valve
(12) Communications port (COM)
(14) Hole for the tracking system power cable
(2) (Optional) Screw hole for DC switch 1
(4) Reset button 1 (RESET 1)
(6) (Optional) Screw hole for DC switch 2
(8) Reset button 2 (RESET 2)
(10) (Optional) Screw hole for DC switch 3
(12) Reset button 3 (RESET 3)
(14) USB port
(16) Hole for the AC output power cable
2
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