ABB ACS800 Series Hardware Manual page 86

86
there is no condensed humidity or ice anywhere on or inside the unit. If condensed humidity or ice is detected, use
external heaters for evaporation.
the L-shaped DC busbar connections (of the converter modules) and their tightening torques are OK.
there is enough space between the two lower screws and bolts of the
L-shaped DC busbars (of the converter modules) and the module
frame. Use a mirror to check this.
The air gap must be > 13 mm.
the X50 terminal connectors of the modules are in place and their connections are OK.
fibre optic cables are undamaged and their connections are OK (i.e. transmitters are connected to receivers and
vice versa):
- Blue cable is connected to the dark grey connector of the control unit.
- Black cable is connected to the light grey connector of the control unit
the insulation resistances are OK. See chapter Electrical installation:
the emergency stop cable connections are OK.
if other external cables are used, both ends of the cables are connected and the cables do not cause any damage
or danger when the power is switched on.
all shrouds and covers are in place.
Installation checklist
Checking the insulation of the assembly.