Label Description - Huawei SUN2000 User Manual

SUN2000-(3.8KTL-11.4KTL)-USL0
User Manual

2.3 Label Description

Enclosure Labels
Table 2-3
Table 2-3 Label description
Label
Issue 01 (2018-05-21)
describes the labels on the SUN2000 enclosure and their meanings.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Name Meaning

Electric shock The SUN2000 has a voltage of 500
warning V. Electric shock could be fatal.
Keep a safe distance.
 All components inside the
SUN2000 can be maintained only
by trained service personnel.

The DC input terminals and AC
output terminals have high
voltages. Disconnect the DC input
and AC output from the SUN2000
before maintenance.

When a PV module is exposed to
sunlight, it supplies DC power to
the SUN2000.

The DC conductors of the PV
system are not grounded and may
be energized.
 The DC conductors of the PV
system are not grounded under
normal conditions. However, the
DC conductors may be
intermittently grounded
unexpectedly when the SUN2000 is
measuring the insulation resistance
at the PV side.
Do not touch a running SUN2000
Burn warning
because the shell is hot when the
SUN2000 is running.
Delayed  High voltage exists after the
discharge SUN2000 is powered on. Only
qualified and trained electrical
technicians are allowed to perform
operations on the SUN2000.
 Residual voltage exists after the
SUN2000 is powered off. It takes 5
minutes for the SUN2000 to
discharge to a safe voltage.
Transformerle The SUN2000 output does not pass
ss inverter through an isolation transformer.
2 Product Overview
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