11 Technical Data of the Multicluster Box 6.3 SMA Solar Technology AG
38 MC-BOX-6_12-BE-en-20 Operating Manual
11 Technical Data of the Multicluster Box 6.3
Load Connection
Sunny Island Connection
Generator Connection
Quantity 1 x three-phase
Rated power 55 kW
Rated operating voltage between L and N 230 V
Rated operating voltage between L1 and L2 400 V
Current at rated values 3 x 80 A
Diameter of stud terminal for connecting N 6 mm
Diameter of stud terminal for connecting the grounding conductor6 mm
Diameter of the screws at the fuse switch-disconnector for
connecting L1, L2, L3
8 mm
Maximum torque of stud terminal 6 Nm
Maximum torque of the fuse switch-disconnector 14 Nm
Maximum connectable conductor cross-section 35 mm²
Fuse LV/HRC size 00
Maximum allowed fuse rating 80 A
Maximum number of Sunny Island inverters 6
Rated power of the Sunny Island 36 kW
Rated operating voltage between L and N 230 V
Rated operating voltage between L1 and L2 400 V
Current at Sunny Island ratings 3 x 52.2 A
Maximum unaffected short-circuit current at the feed-in terminal ≤ 17 kA
Maximum connectable conductor cross-section Rigid cable: 25 mm²
Fine-stranded cable: 16 mm²
Fuses 6 x circuit breaker C 40 A
Quantity 1 x three-phase
Rated input power 55 kW
Rated operating voltage between L and N 230 V
Rated operating voltage between L1 and L2 400 V
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