Electrical Connections; Preparing Cables - Huawei SUN2000-90KTL 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 (OT/DT
terminal)
AC output power
cable (terminal
clamp)
4 DC input power
cable
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).
•
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.
•
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 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
Recommended
Conductor
Cross-Sectional
Area
≥ 16 mm
6 mm
•
•
•
•
4 mm
1 mm
N/A
4
Outer
Diameter
2
N/A
2
14–18 mm
24–57 mm
L1, L2, L3: 35
2
mm
PE: ≥ 16 mm
2
24–57 mm
L1, L2, L3: 35
2
mm
PE: ≥ 16 mm
2
2
4.5–7.8
mm
2
14–18 mm
7–9 mm