Steca StecaGrid 3000 Installations- Und Bedienungsanleitung Seite 53

6.3.4 Abbreviations
Abbreviation
Derating
MSD
MPP
SELV, TBTS, MBTS Safety Extra Low Voltage (DE: Schutzkleinspannung; FR: Très Basse Tension de
V
PV
Tab. 5: Abbreviations
746.217 | 12.27
Description
derating
internal grid monitoring of the inverter (MSD = Mains monitoring with allo-
cated Switching Devices)
working point producing the most power (Maximum Power Point)
Sécurité; ES: Muy Baja Tensión de Seguridad)
the generator voltage present at the DC connection (photovoltaic voltage)
EN
51