User manual MPPT Solar charge controller PowerXtreme XS20
E18-XS20-EN00
www.emergoplus.com
Page 7 of 44
20
℃
50
℃
70
℃
60
℃
40
℃
30
℃
太
阳
板
温
度
I(A)
U(V)
温度降低，电流不变，
功率增大
温度升高，开路电压减小
Image 2. Relation between solar panel output and temperature
Image 1 Typical output curve solar panel
As a consequence of the changing ambient temperature and light
intensity, the maximum power point will vary significantly. Our MPPT-
charger will adjust the parameter settings, based on the conditions so that
the system will always function close to the max. operational point. The
entire process is fully automatic.
In case of dropping
temperature, the current
will remain stable and
capacity will increase.
Voltage will decrease in case of an increase in temperature
Voltage will decrease in case of an increase in temperature
