Huawei UPS5000-A-400K-SL User Manual page 37

UPS5000-A-(400 kVA-500 kVA)
User Manual (40 kVA Power Modules)
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Figure 2-16
Figure 2-16 Wiring method 1
Figure 2-17 Wiring method 2
Figure 2-18
Figure 2-18 COM1 pins
Issue 06 (2020-01-10)
Signal cables must be double-insulated twisted cables. If the cable length is 25–50 m, the cross-
sectional area must be 0.5–1.5 mm
RS485 cables and FE cables must be shielded cables.
and Figure 2-17 are recommended wiring methods for DO ports.
and Table 2-5 describe the COM1 pin definitions.
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