Huawei SUN2000-40KTL-M3 Quick Guide

4
2. Install the solar inverter onto the
mounting bracket.
3. Tighten the security Torx screws on both
sides.
Preparations
4.1
4
Connecting Cables
•
Connect cables in accordance with local installation laws and regulations.
•
The cable specifications must comply with local standards.
•
Before connecting cables, ensure that the DC switch of the solar inverter and all the switches
connected to it are set to OFF. Otherwise, the high voltage produced by the solar inverter
may cause electric shocks.
No.
Cable
Type
Specifications
1
PE cable
Single
-core outdoor copper-
core cable
Conductor cross
-sectional area ≥ 16 mm
2
2
AC output power
cable
Outdoor copper
-
core/aluminum
-core cable
•
Conductor cross-sectional area: 16-50
mm
2
outdoor copper-core cable or 35-
50 mm
2
outdoor aluminum-core cable
a
•
Cable outer diameter: 16–38 mm
3
DC input power
cable
Common outdoor PV cable in
the industry (recommended
model: PV1
-F)
•
Conductor cross-sectional area: 4–6
mm
2
•
Cable outer diameter: 5.5–9 mm
4
(Optional) RS485
communications
cable
Two
-core outdoor shielded
twisted pair (recommended
model: DJYP2VP2
-2x2x0.75)
•
Conductor cross-sectional area: 0.2–1
mm
2
•
Cable outer diameter: 4–11 mm
Note a: Five
-core cables with a cross-sectional area of 5 x 35 mm
2
or 5 x 50 mm
2
are not
supported.
Secure the screws on the sides before connecting cables.

Huawei SUN2000-40KTL-M3 Specifications

General

Brand	Huawei
Model	SUN2000-40KTL-M3
Category	Inverter
Language	English