ABB ACS800-04, Hardware Manual

Page: 81 / 118

Maintenance
81
Replacing the drive module
• Disconnect the input power cable from the module.
• Disconnect the power supply cable and the fibre optic cables from the RMIO
board and coil them on the top of the converter module.
• Disconnect the busbars outside the module.
• Undo the upper fastening screws of the module (if used).
• Disconnect the pedestal from the module by undoing the fastening (a) and busbar
connecting (b) screws.
• Secure the module from the lifting hooks at the top.
• Pull the module from the cabinet onto a pallet truck.
• Install the new module in reverse order to the above.
Frame size R8
M10x25 combi screws
Tightening torque: 30...44 Nm (22...32 lbf ft)
b
b b b
b
b
a
a
M6x16 combi screws
Tightening torque: 5 Nm (3.7 lbf ft)
a
M6 combi screw
Tightening torque: 5 Nm (3.7 lbf ft)
M8x25 combi screw
Tightening torque: 15...22 Nm
(11...16 lbf ft)
a
b
Frame size R7
a
a
b
b b
b
b
a
a
a
a
b