SMA SC 250U - Manual (Page 4)

Important Safety Instructions SMA America, LLC
4 SCUS-BE-BUS120514 User Manual
IMPORTANT SAFETY INSTRUCTIONS
SAVE THESE INSTRUCTIONS
This manual contains important instructions for Sunny Central 250U, Sunny Central 500U, Sunny
Central 500HE-US and Sunny Central 500HE-CA photovoltaic (PV) inverters, that shall be followed
during installation and maintenance of the inverter.
The Sunny Central is designed and tested according to international safety requirements, but as with
all electrical and electronic equipment, certain precautions must be observed when installing and/or
operating the Sunny Central. To reduce the risk of personal injury and to ensure the safe installation
and operation of the Sunny Central, you must carefully read and follow all instructions, cautions and
warnings in this Installation Guide.
Warnings in this document
A Warning describes a hazard to equipment or personnel. It calls attention to a procedure or practice,
which, if not correctly performed or adhered to, could result in damage to or destruction of part or all
of the SMA equipment and/or other equipment connected to the SMA equipment or personal injury.
DANGER
DANGER indicates a hazardous situation which, if not avoided, will result in death or
serious injury.
WARNING
WARNING indicates a hazardous situation which, if not avoided, could result in death or
serious injury.
CAUTION
CAUTION indicates a hazardous situation which, if not avoided, could result in minor or
moderate injury.
NOTICE
NOTICE indicates a situation that can result in property damage if not avoided.