11 Glossary
AC
Abbreviation for “Alternating Current”.
Anti-islanding protection
This is a unit for grid monitoring with assigned switching elements (anti-islanding protection) and is
an automatic isolation point for small power generation systems (to 30 kWp).
Basic Insulation
Insulation to provide basic protection against electric shock.
CEC
Abbreviation for the California Energy Commission
CEC Efficiency
CEC Efficiency is the California Energy Commission Efficiency rating, a performance rating for
modules and inverters based on the real environment that a system will be in.
CSA
Abbreviation for the Canadian Standards Association.
DC
Abbreviation for “Direct Current”.
EMC
The Electro-Magnetic Compatibility (EMC) concerns the technical and legal basics of the mutual
influencing of electrical devices through electromagnetic fields caused by them in electrical engi-
neering.
Galvanic isolation
No conductive connection between two component parts.
GND
Ground
IEEE
The Institute of Electrical and Electronics Engineers or IEEE (read I-Triple-E) is an international
non-profit, professional organization for the advancement of technology related to electricity.
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