Installation Requirements - Huawei SUN2000-100KTL-M2 Quick Manual

(5) DC switch 2 (DC SWITCH 2)
(7) DC input terminal group 3 (PV15–PV20,
controlled by DC SWITCH 3)
(9) Reset button 3 (RESET 3)
(11) USB port
(13) Hole for the AC output 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.
Switch Description
Component
DC SWITCH ON
OFF
RESET • When the DC switch automatically turns off for protection, the RESET button
will be released.
•
When the RESET button is not pressed, the DC switch can only be turned to the
unloaded position
2

Installation Requirements

If inverters are installed in a place with abundant vegetation, in addition to routine weeding,
harden the ground underneath the inverters using cement or gravel (recommended area: 3 m x
2.5 m).
Angle
The DC switch is ON and can automatically turn off for protection.
The DC switch is ON but cannot automatically turn off for protection.
The DC switch is OFF.
, and cannot be set to the ON position.
600–730 mm of clearance is recommended
2
(6) Reset button 2 (RESET 2)
(8) DC switch 3 (DC SWITCH 3)
(10) Ventilation valve
(12) Communications port (COM)
(14) Hole for the tracking system power cable
Clearance
underneath.