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This manual is an integral part of Wattsonic 4.0~20.0kW-3P series three-phase high-volt-
age hybrid inverters (hereinafter referred to as the inverter). It mainly introduces the as-
sembly, installation, electrical connection, debugging, maintenance and troubleshooting of
the products.
The products, services or features purchased are subject to the commercial contracts and
terms of Wuxi Wattsonic Energy Technology Co., Ltd. All or part of the products, services or
features described in this document may not be within the scope of purchase. This docu-
ment serves only as a guide to use, and all statements, information and recommendations
in this document do not constitute any express or implied guarantee.
※
Before installing and using inverters, please read this manual carefully, understand the
safety information and be familiar with the functions and characteristics of inverters.
The manual content of subsequent versions of the inverter may be subject to change. The
latest manual can be found at www.wattsonic.com.
※
Important instructions contained in this manual should be followed during installation, op-
eration and maintenance of the inverter. They will be highlighted by the following symbols.
※
This manual is applicable the electrical installers with professional qualifications and
end-users, who should have the following skills:
①
Training for installation and commissioning of the electrical system, as well as dealing
with hazards.
②
Knowledge of the manual and other related documents.
③
Knowledge of the local regulations and directives.
Indicates a hazard with a high level of risk that, if not avoided, will result
in death or serious injury.
DANGER
Indicates a hazard with a medium level of risk that, if not avoided, could
result in death or serious injury.
WARNING
※ 1.4 How to Use This Manual
※ 1.5 Target Groups
※ 1.6 Symbols