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Identification: MD-AL-GI-00
Rev. 1.1 of 15/03/2021 - Application: GID
User’s Manual 3PH 20000TL - 33000TL-V2
Rev. 1.1 15/03/2021
4.4.
Connecting the AC output power cables
Connect the inverter to the AC power distribution network or power grid using AC power cables.
Do not use the same AC circuit breaker for multiple inverters
.
Do not install loads between the inverter and the AC circuit breaker
.
The switch used as a disconnection device should always be operational and ready
to operate.
In Italy, each grid-connected photovoltaic system with a power
output of more than 11.08 kW must be equipped with an external
interface device (SPI)
Warning
Context
All the AC power cables used for the inverter must be 5-pole outdoor cables. For easier installation, use
flexible cables. The table lists the recommended specifications for cables and circuit breakers.
Type
20000TL-V2
25000TL-V2
30000TL-V2
33000TL-V2
Cable (mm
2
)
>10
>10
>12
>12
Switch
45A
50A
63A
63A
Table 2 – Recommended specifications for AC output cables
Note
: For safety reasons, make sure to use suitably sized cables, otherwise the current may cause
overheating or overloading, which could result in a fire.
Figure 27 – Do not connect loads between the inverter and circuit breaker
