B-BOX 12.8 installation guidance
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6.7.3 Parallel connection cable suggestion
NO.
Parallel
Connection
quantity
Cable
name
Cable spec
QTY
Connection instruction
1
3
B+ cable
≥90MM
2
, (M10 screw)*1.5M
3
Connect the B+ terminals between
B-BOX.
2
B- cable
≥90MM
2
, (M10 screw)*1.5M
3
Connect the B- terminals between
B-BOX.
3
Communication
cable
≥2M
3
Connect “COM IN” and “COM
OUT” between several
batteries.
Notice:
1 The cable length between 2 cabinets listed in Table 8 is just for reference, installer should refer to actual
cabinet distance to decide the specification of cable.
2. Please add another group of cables when increase more cabinet.