PowerCube 5000 (SUN2000-150KTL-S0)
Installation Guide
2 Installation Preparations
Issue 03 (2020-04-10)
Copyright © Huawei Technologies Co., Ltd.
15
Table 2-1
Preparing Cables
Cable Type
Maximum
Operating
Current (A)
Minimum
Cross-Sectional
Area (mm
2
)
Maximum
Cross-Sectional
Area (mm
2
)
Cabinet ground cable
N/A
50 mm
2
120 mm
2
RTN+ ground cable
N/A
50 mm
2
120 mm
2
DC input power cable (PV)
70 A
16 mm
2
25 mm
2
DC input power cable (Battery)
500 A
35 mm
2
95 mm
2
AC input power
cable
Live wire
300 A
120 mm
2
185 mm
2
Neutral wire
300 A
120 mm
2
185 mm
2
PE Line
N/A
50 mm
2
120 mm
2
AC output power
cable
Live wire
300 A
120 mm
2
185 mm
2
Neutral wire
300 A
120 mm
2
185 mm
2
PE Line
N/A
50 mm
2
120 mm
2
Battery cable
160 A/250 A
(Battery circuit
breaker capacity)
35 mm
2
95 mm
2
NOTE
The data listed in the table is the cable sizes applicable when the ambient temperature is 25°C. Use cables with larger
cross-sectional areas if the ambient temperature is much higher or lower.
The battery cables should be able to resist a temperature of 90°C at least.