Huawei SUN3KTL-L1 - Connecting PE Cables

No. Cable Type Recommended
Specications
Source
4 AC output
power
cable
a
● Not using the PE
equipotential point
at the AC output
port: two-core (L
and N) outdoor
copper cable
● Using the PE
equipotential point
at the AC output
port: three-core (L,
N, and PE) outdoor
copper cable
● Conductor cross-
sectional area: 4–6
mm
2
● Cable outer
diameter: 10–21
mm
Prepared
by the
customer
5 PE cable Single-core outdoor
copper cable and M6
OT terminal
4–10 mm
2
Prepared
by the
customer
Note a: The minimum cross-sectional area of the cable should be selected based
on the rated value of the AC fuse.
NO TE
● The minimum cable diameter must comply with local cable standards.
● The factors that aect cable selection include the rated current, cable type, routing
mode, ambient temperature, and maximum expected line loss.
5.2 Connecting PE Cables
Precautions
D ANGER
● Ensure that the PE cable is securely connected. Otherwise, electric shocks may
occur.
● Do not connect the neutral wire to the enclosure as a PE cable. Otherwise,
electric shocks may occur.
NO TE
● The PE point at the AC output port is used only as a PE equipotential point, and cannot
substitute for the PE point on the enclosure.
● It is recommended that silica gel or paint be used around the ground terminal after the
PE cable is connected.
SUN2000-(2KTL-6KTL)-L1
User Manual 5 Electrical Connection
Issue 04 (2021-04-01) Copyright © Huawei Technologies Co., Ltd. 35