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Figure 4-22
Figure 4-23
4.6 System Layout of Units without Integrated DC Switch
Local standards or codes may require that PV systems are fitted with an external DC switch on
the DC side. The DC switch must be able to safely disconnect the open-circuit voltage of the PV
array plus a safety reserve of 20%. Install a DC switch to each PV string to isolate the DC side of
the inverter. We recommend the following electrical connection:
20-25mm
1
3
3
1
2
4
6
2
2
1
3
5
Port 1
Port 2
Port 3
6mm
6mm
20-25mm
Screw cap
Sealing ring
Insulator ring
Metal plate
3/6pin connector
Nut
Содержание RCM-10-TP-D
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