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Installation and start-up steps
Read
Safety instructions
on page
Action
1
Check the delivery.
2
Ensure that the installation environment is suitable for ACS55.
3
Mount the unit.
4
Check applicability of the standard settings: Motor nominal frequency is 50 Hz; load is a pump or a fan; maximum output
frequency is 50 Hz. If the standard settings are not suitable, adjust the DIP switches.
5
Make sure the MOTOR I NOM potentiometer matches the rated current of the motor. It defines operation of the motor
thermal protection function.
6
Adjust the acceleration/deceleration time potentiometer ACC/DEC if necessary.
7
Connect the power supply cable and motor cables.
8
Connect the control wires.
9
Turn the power on. Green LED is illuminated. Note: Motor rotates if the start signal is active.
10
Set the speed reference and activate the start signal. The motor accelerates to the given speed reference.
7
before proceeding.
9
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