Vacon NXI, Руководство пользователя

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48 • vacon cabling and connections
Tel: +358-201-2121 • Fax: +358-201-212 205
6
5 Connect the cables:

Remove the screws of the cable protection plate. Do not open the
cover of the power unit!

Make holes into and pass the cables through the rubber
grommets on the bottom of the power unit. The rubber grommets
are delivered in a separate bag.

Connect the DC supply, motor and control cables into their
respective terminals.

For Information on cable installation according to UL
regulations, see Chapter 6.1.3.

Cable installation according to EMC regulations:
The output cables to the motor must be 360
o
EMC earthed. The
EMC grounding clamps can, for instance, be installed on the
mounting plate. The EMC grounding clamps must be suited to the
output cable diameter to give a 360
o
contact with the cables.

Make sure that the control cable wires do not come in contact with
the electronic components of the unit.

Check the connection of the earth cable to the motor and the
inverter terminals marked with
.

Connect the separate shield of the power cable to the earth
terminals of the inverter, motor and the supply centre.

Attach the cable protection plate with the screws.

Ensure that the control cables or the cables of the unit are not
trapped between the frame and the protection plate.