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1.Overview
1.1 Use of this manual
This manual mainly introduces installation, operating and maintenance of inverter and related technical
parameters. It is suitable for people who install the inverters and do other related jobs. Readers need to have
some knowledge of electric, electrical wiring and mechanics. Before installing this product, please read this
manual carefully, and put it in a suitable place, so as to ensure that relevant personnel of installation and
operation can easily get it.
This manual applies to the following models of PV inverters.
AU50/60K3P Series ,AU70/75K3P-HV Series
1.2 Symbols
Please strictly follow below safety rules when installing and operating.
DANGEROUS indicates a hazard with a high level of risk which, if not avoided, will
result in death or serious injury.
WARNING indicates a hazard with a medium level of risk which, if not avoided, could
result in death or serious injury.
CAUTION indicates a hazard with a low level of risk which, if not avoided, could result in
minor or moderate injury.
NOTE indicates a situation which, if not avoided, could result in equipment or property
damage.