Checking And Replacing The Air Filters; Checking The Connections Of The Power Cables - ABB ACS800 Hardware Manual

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Checking and replacing the air filters

WARNING! Read and follow the instructions in chapter
the instructions can cause physical injury or death, or damage to the equipment.
1. Switch off the power to the unit and open the main disconnecting device. Close
2. Let the intermediate circuit DC capacitors discharge for five minutes. Ensure by
3. Open the cabinet doors.
4. Check the air filters and replace if necessary (see
5. Check the cleanliness of the cabinet. Clean the interior of the cabinet if
6. Close the cabinet doors.

Checking the connections of the power cables

WARNING! Read and follow the instructions in chapter
the instructions can cause physical injury or death, or damage to the equipment.
1. Switch off the power to the unit and open the main disconnecting device. Close
2. Let the intermediate circuit DC capacitors discharge for five minutes. Ensure by
3. Open the cabinet doors.
4. Extract one supply or inverter module from the cabinet as described in the
5. Check the tightness of the cable connections at the quick connector. Use the
6. Clean all contact surfaces of the quick connector and apply a layer of suitable
7. Re-insert the supply/inverter module.
8. Repeat steps 4 to 7 for all remaining supply and inverter modules.
Maintenance
the grounding switch (option +F259) if there is one.
measuring that the drive is not live before starting the work.
filter types). The inlet (door) filters can be accessed by removing the fastener(s)
at the top of the grille, then lifting the grille and pulling it away from the door. The
outlet (roof) filter in IP54 (+B055) units has a similar mechanism.
necessary using a soft brush and a vacuum cleaner.
the grounding switch (option +F259) if there is one.
measuring that the drive is not live before starting the work.
connection procedures in the chapter
tightening torque table in
joint compound (eg, Isoflex
Electrical
Technical data.
® Topas NB 52 from Klüber Lubrication) onto them.
Safety instructions. Ignoring
Technical data for the correct
Safety instructions. Ignoring
installation.