Connecting Ac Output Power Cables - Huawei SUN2000 User Manual

SUN2000 (8KTL-28KTL)
User Manual

5.2 Connecting AC Output Power Cables

Connect the SUN2000 to the AC power distribution frame (PDF) or power grid over AC input
power cables.
Prerequisites
An independent there-phase circuit breaker for each inverter must be installed at the output
side to ensure that the inverter can be securely disconnected. See
to select the specifications of breaker.

It is not allowed for several inverters to use the same circuit breaker.

It is not allowed to connect loads between inverter and circuit breaker.
Context
Huawei recommends a soft cable for ease of installation. The outer diameter of the conductor
should be less than or equal to 4.2 mm.
Table 5-1 Recommended AC output power cable specifications
Inverter Cable Type
Model
Range
SUN2000
 4-core
-8KTL
outdoor
cable (3+N)
SUN2000
 5-core
-10KTL
outdoor
cable
SUN2000
(3+N+PE)
-12KTL
SUN2000
-15KTL
SUN2000
-17KTL
SUN2000
-20KTL
SUN2000
-23KTL
SUN2000
 3-core
-24.5KTL
outdoor
Issue 07 (2014-07-30)
Cross-sectional Area
(mm
2
Recommended Range
Value
4–10
4-core outdoor
(12AWG–
cable (3+N)
8AWG)
6–10
(10AWG–
8AWG)
3-core outdoor
cable
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Table 5-1 lists the specifications.
External Cable Diameter (mm)
)
Recommended Range
Value
4 (12AWG) 11–20
NOTE
6 (10AWG)
5 Electrical Connections
10 Technical Specifications
Recommended
Value
15
 When the outer
cable diameter
ranges from 11
mm to 13 mm,
add cable
clamps.
 When the outer
cable diameter
ranges from 16
mm to 20 mm,
strip a seal ring
from the cable
sealing cover
interior.
 When the outer
diameter of an
armored cable
exceeds 20 mm,
strip the jacket
and armored
layer and take
waterproof and
45