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Electrical installation
3ADW000379R0501 DCS550 Manual e e
Installation checklist
Check the mechanical and electrical installation of the drive before start-up. Go through the checklist below
together with another person. Read the Safety instructions
on the first pages of this manual before you work
on the unit.
The ambient operating conditions are allowed (see Environmental conditions, Current ratings)
The unit is mounted properly on a vertical non-flammable wall (see Mechanical installation)
Cooling air will flow freely (see Mechanical installation)
The motor and the driven equipment is ready for start
All screen terminals are checked for tightness (see Cabling)
All cable connections are seated properly (see Cabling)
(see Planning the electrical installation, Electrical installation)
The converter modules are grounded properly
The mains voltage matches the converter module’s nominal input voltage
The mains (input power) connections at U1, V1 and W1 (L1, L2 and L3) are OK
The appropriate mains fuses and disconnector are installed
The drive connections at C1, D1 and F+, F- and their tightening torques are OK
Motor cable routing (armature and excitation) is OK
Check that the screens are properly installed at the motor and in the drive cabinet
The motor connections L+, L-, F+ and F- and their tightening torques are OK
The control connections are OK
If pulse encoder is used, check the encoder cables and correct direction of rotation
PTC, Klixon cables: Check that the connections are appropriate for the type of sensor used in the motor
Check the prevention of unexpected start-up (on inhibit, coast stop) circuit for proper function
Proper function of E-stop circuit and relay
Cooling fan power wiring connected
The external control connections inside the drive are OK
There are no tools, foreign objects or dust from drilling inside the drive
Drive, motor connection box and other covers are in place
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