03/12 EM-ABS-01 for ACU 19
5.3 Electrical Installation
Danger! If the followin
instructions are not complied with, there is direct dan
e
with the possible consequences of death or severe in
ury by electrical
current. Further, failure to comply can lead to destruction of the frequenc
inverter and/or of the extension module.
• Before electrical installation of the EM-ABS-01 extension module, the frequency
inverter must be de-energized. Take appropriate measures to make sure it is not
energized unintentionally.
• Make sure that the frequency inverter is discharged.
Danger! When the frequency inverter is disconnected from power supply, the
mains, DC-link volta
e and motor terminals may still be live for some
time. Wait for at least three minutes until the DC link capacitors have
discharged before starting to work at the unit.
5.3.1 Block diagram
Caution!
he di
ital inputs and the DC 24 V terminal of the electronic control
equipment can withstand external volta
e up to DC 30 V. Avoid hi
her
voltage levels. Higher voltages may destroy the module.
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