Electrical Connections; Preparing Cables - Huawei SUN2000-90KTL Series Quick Manual

4

Electrical Connections

Connect cables in accordance with the local installation laws and regulations.
4.1

Preparing Cables

No. Cable
1 PE cable
2 (Optional) Tracking
system power cable
3 AC output power cable
4 DC input Amphenol
power UTX PV
cable Connectors
MC4 EVO2
PV
Connectors
5 RS485 communications
cable (connected to a
terminal block;
recommended)
RS485 communications
cable (connected to a
network port)
Type
Outdoor copper cable and M8
OT/DT terminals
Three-core outdoor copper cable
with dual-layer protection
•
If you connect a PE cable to
the PE point on the enclosure,
you are advised to use a
three-core (L1, L2, and L3)
outdoor copper cable and
M10 OT/DT terminals (L1, L2,
and L3).
•
If you connect a PE cable to
the PE point in the
maintenance compartment,
you do not need to prepare a
PE cable separately but are
advised to use a four-core
(L1, L2, L3, and PE) outdoor
copper cable, M10 OT/DT
terminals (L1, L2, and L3),
and M8 OT/DT terminals (PE).
PV cable that meets the 1500 V
standard
Multi-paired, individually foil
shielded cable that complies with
local standards and M6 OT
terminals
CAT 5E outdoor shielded
network cable with internal
resistance ≤ 1.5 ohms/10 m, as
well as the shielded RJ45
connector
4
Recommended Outer
Conductor Diameter
Cross-
Sectional Area
≥ 16 mm 2
N/A
2
6 mm 14–18 mm
•
24–57 mm
L1, L2, L3:
2
35 mm
• PE: ≥ 16
2
mm
2
4–6 mm 4.5–7.8 mm
2
4–6 mm 4.7–6.4 mm
2
1 mm 14–18 mm
N/A 7–9 mm