![background image](http://html.mh-extra.com/html/abb/acs880-87cc/acs880-87cc_hardware-manual_4547069.webp)
Electrical installation 69
Connection procedure
WARNING!
See and obey the safety instructions of the converter. If you ignore
them, injury or death, or damage to the equipment can occur.
WARNING!
Apply grease to stripped aluminum conductors before attaching them
to non-coated aluminum cable lugs. Obey the grease manufacturer’s instructions.
Aluminum-aluminum contact can cause oxidation in the contact surfaces.
1. Open the door of the main breaker cubicle. Unlock the handle, release it from the
holder and turn upwards to release the door locking mechanism.
2. Remove the shroud that protects the grid cable/busbar terminals.
3. Lead the grid cables/busbars into the inside of the cubicle.
4. Fasten the grid cables/busbars to the grid connection terminals. Connect the phase
conductors to terminals L1, L2 and L3. Tighten the conductors to 70 N·m (52 lbf·ft).
Tightening torques are also given in chapter
5. Connect ground conductors or cables to the cabinet PEN (ground) busbar.
6. Provide support for the connections whenever necessary.
7. Refit all shrouds removed earlier.
8. Close the door.
Summary of Contents for ACS880-87CC
Page 4: ......
Page 10: ...10 ...
Page 17: ...Safety instructions 17 1 3 2 4 5 6 7 ...
Page 18: ...18 Safety instructions 8 9 ...
Page 28: ...28 Introduction to the manual ...
Page 52: ...52 Mechanical installation ...
Page 66: ...66 Planning the electrical installation ...
Page 74: ...74 Electrical installation Diagrams for the customer connections are presented below ...
Page 75: ...Electrical installation 75 optional Fast shutdown ...
Page 85: ...Maintenance 85 b c a Air flow direction 2 3 4 6 ...
Page 87: ...Maintenance 87 2 5 4 ...
Page 88: ...88 Maintenance 7 Arrow indicating the air flow direction 5 6 6 ...
Page 90: ...90 Maintenance Air flow circulation b a ...
Page 106: ...106 Maintenance ...
Page 124: ...124 Control units of the converter ...
Page 126: ...126 Dimension drawings ...
Page 127: ...Dimension drawings 127 ...
Page 128: ...128 Dimension drawings ...
Page 142: ...142 Cooling and heating ...