Preparing the unit for operation
Connecting electrically (400 V, 3 phase) with an on/off switch and motor
protection
For a 400 V, 3 phase version, if the filtration unit is equipped with an on/off
switch, motor protection and connecting plug, take the following steps to
connect the unit.
DANGER
Exposed electrical terminals in the terminal
box on the electric motor
Danger of fatal injury due to electric shock
►
Any work involving the electrical system may
only be done by a properly trained, certified
electrician.
Compare the voltage and frequency specifications on the type label with the
specifications for the available network.
Plug the power plug into a suitable power outlet.
Check the direction of rotation of the motor by switching it on briefly (jog
mode). The rotational direction is indicated by an arrow on the fan cover.
If the direction of rotation needs to be changed, this can be done by turning
the phase inverter in the connection plug as per the following figure.
OF7S / OF7K
en(us)
Page 37 / 68
BeWa OF7 3430048e en-us 2016-04-28.doc
2016-04-28