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The selection of wire diameter needs to take into account the future power upgrade of UPS.
Table 3-6: Minimum Recommended Multi-core Cable Sizes (unit:mm
2
)
UPM QTY
Rectier
input
UPS
output
Bypass
input
N* Battery* PE*
4*60kW 2*70 2*70 2*70 3*70 3*70 4*70
4*62.5kW 2*70 2*70 2*70 3*70 3*70 4*70
5*60kW 2*70 2*70 2*70 3*70 3*70 4*70
6*60kW 2*70 2*70 2*70 3*70 3*70 4*70
7*60kW 3*70 3*70 3*70 4*70 4*70 6*70
8*60kW 3*70 3*70 3*70 4*70 4*70 6*70
8*62.5kW 3*70 3*70 3*70 4*70 4*70 6*70
9*60kW 3*95 3*95 3*95 4*95 5*95 6*95
10*60kW 3*95 3*95 3*95 4*95 5*95 6*95
11*60kW 2*185 2*185 2*185 3*185 4*185 4*185
12*60kW 2*185 2*185 2*185 3*185 4*185 4*185
13*60kW 3*185 3*185 3*185 4*185 5*185 5*185
14*60kW 3*185 3*185 3*185 4*185 5*185 5*185
15*60kW 3*185 3*185 3*185 4*185 5*185 6*185
16*60kW 3*185 3*185 3*185 4*185 5*185 6*185
17*60kW 3*185 3*185 3*185 4*185 5*185 6*185
18*60kW 4*185 4*185 4*185 5*185 6*185 8*185
19*60kW 4*185 4*185 4*185 5*185 6*185 8*185
20*60kW 4*185 4*185 4*185 5*185 6*185 8*185
*:
The UPS busbars wiring needs to be evenly divided (see
Figure 4-9
to
Figure 4-15
for the location of the busbars).