SMA SC 500HE-20 Maintenance Manua - Manual (Page 8)

1 Information on this Document SMA Solar Technology AG
8 SC500-800HE20-WH-en-10 Maintenance Manual
Symbols
Nomenclature
The following nomenclature is used in this document:
Abbreviations
Symbol Explanation
%"/(&3
Indicates a hazardous situation which, if not avoided, will result in death
or serious injury
8"3/*/(
Indicates a hazardous situation which, if not avoided, could result in death
or serious injury
$"65*0/
Indicates a hazardous situation which, if not avoided, could result in minor
or moderate injury
/05*$&
Indicates a situation which, if not avoided, can result in property damage
Information that is important for a specific topic or objective, but is not
safety-relevant
☐ Indicates a requirement for meeting a specific goal
☑ Desired result
✖ A problem that might occur
Full designation Designation in this document
Sunny Central Inverter
Sunny Central Communication Controller SC-COM
Abbreviation Designation Explanation
AC Alternating Current ‒
DC Direct Current ‒
ESD Electrostatic Discharge ‒
GFDI Ground-Fault Detection Interruption ‒
MSL Mean Sea Level ‒
PE Protective Earth Protective conductor
PV Photovoltaics ‒