Delta M50A 261 Operation And Installation Manual page 80

Grid-tie transformerless solar inverter
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Technical Information
Power Derating Curve with Ambient Temprature
Output voltage at 230Vac / 400Vac
P/Pn(%)
110%
100%
90%
80%
70%
60%
50%
P/Pn(%)
110%
100%
90%
80%
70%
60%
50%
P/Pn(%)
110%
100%
90%
80%
70%
60%
50%
Figure 7-2: Power Derating Curve with Ambient Temprature (PF=1)
460V
520V
600V
720V
800V
900V
0
10
20
M50A_260/261
450V
505V
600V
800V
850V
900V
0
10
20
410V
505V
600V
800V
850V
900V
0
10
20
PF=1
M70A_260
30
40
30
40
M50A_240
30
40
80
Pn=70kW
Ambient
50
60
Temperature(°C)
Pn=50kW
Ambient
Temperature(°C)
50
60
Pn=50kW
Ambient
Temperature(°C)
50
60

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M50a 260M70a 260M50a 240

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