Huawei SUN2000L User Manual page 24

SUN2000L-(2KTL-5KTL)
User Manual
Table 2-4 Working mode description
Working
Mode
Standby
Operating
Shutdown
Issue 06 (2020-03-19)
Description
The SUN2000L enters Standby mode when the external environment does
not meet the requirements for starting the SUN2000L. In Standby mode:
 The SUN2000L continuously checks its status and enters Operating
mode once the operating requirements are met.

The SUN2000L enters Shutdown mode after detecting a shutdown
command or a fault after startup.
In Operating mode:

The SUN2000L converts DC power from PV strings into AC power and
feeds the energy to the power grid.
 The SUN2000L tracks the maximum power point to maximize the PV
string output.

The SUN2000L enters Shutdown mode after detecting a fault or a
shutdown command, and enters Standby mode after detecting that the
PV string output power is not suitable for connecting to the power grid
and producing power.
 In Standby or Operating mode, the SUN2000L enters Shutdown mode
after detecting a fault or shutdown command.
 In Shutdown mode, the SUN2000L enters Standby mode after detecting
a startup command or that the fault is rectified.
Copyright © Huawei Technologies Co., Ltd.
2 Product Overview
18