
User Manual of Solar Intelligent Energy System (SIES)
TBB Power Confidential Page
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Table 20 External Connection Terminals of Smart Box
Alphabet
Explanation
Alphabet
Explanation
A
PV input terminal block
D
AC terminal block
B
Battery negative (-) terminal
E
AGS terminal block
C
Battery positive (+) terminal
Figure 19 Terminal Block of SMB-30L60, SMB-30M60, SMB-40S60
Please double confirm the polarity of battery and PV input. Reverse polarity could
cause permanent damage on equipment and it is out of warranty.
Please double check the polarity of AC input and output. Wrong polarity will damage
the equipment and it is out of warranty.
Please double check the battery voltage matching the model you are going to install.
The wrong battery voltage could damage the system and it is out of warranty.