Huawei SUN2000-55KTL-HV-D1 User Manual page 42

SUN2000-(55KTL, 60KTL) Series
User Manual
Do not connect loads between the SUN2000 and the AC switch.
The SUN2000 is integrated with a comprehensive residual current detection unit to
distinguish fault current from residual current. Upon detecting that the residual current
exceeds the threshold, the SUN2000 immediately disconnects from the power grid.
Context
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

Table 5-1 Cable specifications
Cable Specifications
Conductor
cross-sectional area
(mm
Cable outer diameter
(mm)
Procedure
Step 1 Remove an appropriate length of the jacket and insulation layer from the AC output power
cable using a wire stripper.
Issue 02 (2017-07-30)
If an AC switch that can detect residual current is installed outside the SUN2000, the residual current
value to trigger the switch should be set greater than 600 mA.
If you connect a ground cable to the ground point on the chassis shell, you are advised to
use a three-core (L1, L2, and L3) outdoor cable.
If you connect a ground cable to the ground point in the maintenance compartment, you
are advised to use a four-core (L1, L2, L3, and PE) outdoor cable.
You need to prepare M8 OT terminals by yourself.
Range
Recomm
2
)
ended to
use
Range
Recomm
ended to
use
If you connect a ground cable to the ground point in the maintenance compartment, prepare an M6 OT
terminal by yourself.
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Copper-Core Cable
16–70
25
37–44
40
5 Electrical Connections
Copper-Clad
Aluminum Cable or
Aluminum Alloy
Cable
25–70
35
36