Chapter 3 – Electrical Installation
ACA 6xx Sections and ACS/ACC 6x7 (132 to 3000 kW) Frequency Converters 3-21
Output Cubicle This cubicle is used for
• motor cable entry and exit through the top of the cabinet
• common motor output of parallel connected inverter modules R11i
and R12i (optional)
• common motor output of parallel connected inverter modules when
the number of cables does not match the rule given on page 3-15
(optional).
Cable entry from the bottom is shown below. The top entry is
accomplished in the same way except that cables are entering or
exiting the cabinet from the top.
PE terminal of
the cabinet
Motor cable
Busbar for motor
cable connection
PE conductor / shield of the cable
Cable lugs
These busbars
connect inverter
units parallel
U2
V2
W2