Fronius IG 300 Manuel d'utilisateur télécharger pdf (Page 57)

External power

supply to rack

An additional connection terminal allows

an external power supply to be provided to

the following components:

- Roof fan

- Optional rack

- Data communication with the power

modules and add-on system compon-

ents

For this purpose, the two brackets should

be removed from the connection terminal.

Fasten strain-

relief device

Secure the following cables using the

strain-relief device:

- AC cable

- DC cable

- Cables for LocalNet/DatCom if they

are installed (additionally secure these

with cable ties)

- Cables for external power supply to

the rack, if installed

- Fully close the strain relief device’s

cover to prevent insects and vermin

from getting inside

- Tighten wing nuts

External contac-

tor control (if

required by your

power supply

company)

To control the mains contactor externally,

connect a switch (230 V, 1 A) to the

terminals shown. These terminals allow

you to disconnect the FRONIUS IG from

the mains supply.

Important! For further details,

please see the accompanying

overall circuit diagram.

Cross section of cable for external switch:

- 1 mm² to 10 mm²

NOTE! Do not exceed the following torques when tightening the screws:

- AC terminals: 1.5 Nm

1 2 ... 52 53 54 55 56 57 58 59 60 61 62 ... 79 80

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Fronius IG 300 Manuel d'utilisateur Page 57

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