ABB ACS880-204LC, Руководство по оборудованию

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b
a
4
5. Refit any shrouding removed earlier and close the cubicle doors.
￭ Connection procedure
WARNING!
Obey the safety instructions given in Safety instructions for ACS880
liquid-cooled multidrive cabinets and modules (3AXD50000048633
[English]). If you ignore the safety instructions, injury or death, or damage
to the equipment can occur.
If you are not a qualified electrician, do not do installation or maintenance
work.
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.
With the frame size R8i IGBT supply modules, the input power cables are connected outside
the IGBT supply module cubicle, typically inside the incoming cubicle (ICU).
1. Stop the drive and do the steps in section Electrical safety precautions (page 100) before
you start the work.
2. Open the door of the incoming cubicle and remove the shrouding.
3. Make sure that you have the following components installed in the incoming cubicle:
• input power cable busbars
• main breaker Q1
• charging circuit.
4. Make the interconnections (if not made yet) between:
a. input power cable busbars
b. main breaker Q1
c. AC busbars of the LCL cabinet.
106 Electrical installation