Huawei SUN2000-30KTL-US User Manual page 17

SUN2000-(25KTL, 30KTL)-US
User Manual
Table 2-3 Warning signs
Symbol
Symbols
Table 2-4
Issue Draft C (2016-01-12)
Label
Electric shock
Burn
Delay discharge
Transformerless
inverter
describes the labels on the SUN2000 enclosure and their meanings.
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Copyright © Huawei Technologies Co., Ltd.
Meaning
 Lethal voltages 1000 V DC. Keep
out.
 No user serviceable parts inside.
Only trained service personnel
are allowed access.
 Both AC and DC voltage sources
are terminated inside this
equipment. Each circuit must be
disconnected before servicing.
 When the photovoltaic array is
exposed to light, it supplies DC
voltage to this equipment.
 The DC conductors of this
photovoltaic system are
ungrounded and may be
energized.
 The DC conductors of this
photovoltaic system are normally
ungrounded but will become
intermittently grounded without
indication when the inverter
measures the PV array isolation.
Hot surfaces. To reduce the risk of
burns do not touch heatsink nor the
sides of the inverter.
 Risk of electric shock from
energy stored in capacitors.
 Wait 5 minutes after
disconnecting all sources of
power to remove cover.
Transformerless inverter.
2 Overview
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