29
Preparation before Installation
4.3 Additionally Required Materials
Table 4-8 Additionally required wires
No. Required Material Type
Conductor
Cross-section
1 PV wire
Dedicated PV wire with a voltage
rating of 1000 V, a temperature
resistance of 105
℃
,
a fire
resistance grade of VW-1
4 mm²
2
Communication
wire 1
Network cable CAT5E /
3
Communication
wire 2
Four-core signal cable
0.25 mm²-0.3
mm²
4
Grid and EPS
wire
Five-core copper cable 10 mm²
5
Additoinal PE
wire
Conventional yellow and green
wire
4 mm²-6 mm²
Table 4-9 Micro-breaker recommended for Grid connection
Model 15 kW 19.9 kW 20 kW 25 kW 30 kW
Micro
breaker
32 A 50 A 50 A 63 A 63 A
Table 4-10 Micro-breaker recommended for EPS connection
Model 15 kW 19.9 kW 20 kW 25 kW 30 kW
Micro
breaker
32 A 40 A 40 A 63 A 63 A
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