Granit 7790400001, User Manual

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Electrical connection
Before any electrical connection is made, make sure that the mains voltage corresponds to the value
indicated on the voltage plate (380 v.-3 Ph.-50/60 Hz.).
Following conditions are to be met:
- It is essential to connect the machine to a good grounding network.
- The machine must be connected to a 30 mA fuse.
- The socket must be protected against overcurrent by means of fuses or a circuit breaker with nominal
values in accordance with the table below.
Power supply Safety fuse Switch
380 V. - 3 Ph. - 50/60 Hz. 16 A AM 16 A
Any work on the electrical system, even on smaller scale, must be carried out by professionally
qualified personnel.
Any damage resulting from failure to comply with these instructions will exempt the
manufacturer from any liability and result in the warranty being void.
Connect the changer to the power supply, press the main switch and make sure that the motor of the
hydraulic force unit is running in the direction of the arrow (fig. 6) Should it turn the wrong way round,
then have 2 phases inverted by specialized personnel.