SMA SSM16-11 - Manual (Page 77)

SMA Solar Technology AG 13 Technical Data
Installation Guide SSM16-24-IA-IEN105120 77
Input Data at 40 °C Ambient Temperature
PV array configuration Negative or positive grounded, isolated
Maximum permissible DC voltage U
DC
1 000 V
Maximum permissible DC current I
DC
320 A
Number of measuring inputs 24
Maximum number of connections per
measuring input
*
*
optional
2
Possible string fuses 10 A / 12 A / 16 A / 20 A
Maximum string current per measuring
input for 10 A string fuse 7 A
Maximum string current per measuring
input for 12 A string fuse
**
**
reduction factor 0.7
8.4 A
Maximum string current per measuring
input for 16 A string fuse
**
11.2 A
Maximum string current per measuring
input for 20 A string fuse
***
*** reduction factor 0.665
13.3 A
measuring voltage supply 35 V
DC
… 55 V
DC