Efficiency; Sunny Island 4.4M Efficiency Profile - SMA SUNNY ISLAND 4.4M Operating Manual

16 Technical Data
16.4

Efficiency

Maximum efficiency
European weighted efficiency
16.5 Sunny Island 4.4M Efficiency Profile
98
96
94
92
90
88
86
0
Figure 27: Characteristic efficiency curve
178 SI44M-80H-13-BE-en-15
V = 42 V DC
BAT
V = 48 V DC
BAT
V = 54 V DC
BAT
0.2
0.4
Output power / Rated power
SI4.4M-13 SI6.0H-13
95.3 % 95.8 %
94.0 % 94.3 %
0.6
SMA Solar Technology AG
SI8.0H-13
95.8 %
94.1 %
SI4.4M-13
0.8 1.0
Operating manual