Chapter 1 – Introduction
ACS 600 MultiDrive Hardware Manual
1-13
Single Inverter Modules
One NAMC board controls the inverter unit. It is located on the DIN rail
at the left side of the inverter unit cabinet inside the Drive Control Unit
(NDCU) box together with the NIOC board.
Parallel Connected
Phase Module Blocks
One NAMC board controls all parallel connected phase module blocks
via an optical branching unit (NPBU-4x) which forwards commands
simultaneously to the interface (NINT) boards of the blocks. Each block
is supplied via fuses.
M
3
~
Optional du/dt filter(s)
~
=
1L+ 1L–
NAMC
NDCU
NAMC
~
=
M
3
~
Optional du/dt filter(s)
~
=
~
=
~
=
L+
L–
NPBU
NDCU
Summary of Contents for ACA 6 Series
Page 4: ......
Page 8: ...Safety Instructions vi ACS 600 MultiDrive ...
Page 12: ...x ACS 600 MultiDrive Hardware Manual ...
Page 26: ...Chapter 1 Introduction 1 14 ACS 600 MultiDrive Hardware Manual ...
Page 100: ...Chapter 6 Preventive Maintenance 6 6 ACS 600 MultiDrive ...
Page 101: ......