Notes On The Number Of Controllable Drives; Introduction; Number Of Controllable Drives - Siemens SINAMICS S120 Function Manual

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Figure 12-31 Sample vector U/f topology
12.11

Notes on the number of controllable drives

12.11.1

Introduction

The number and type of controlled drives and the extra activated functions on a Control Unit
can be scaled by configuring the firmware. The maximum possible functionality depends on
the computing power of the Control Unit used and may be checked in each case using the
SIZER projecting tool.
12.11.2

Number of controllable drives

The following specifications provide a rough guide to the potential drive numbers for each
Control Unit CU320 as a function of the current and speed controller clock cycles and the
sampling times of the frequency/voltage channels with vector V/f.
Drive Functions
Function Manual, (FH1), 07/2007 Edition, 6SL3097-2AB00-0BP4
Basic information about the drive system
12.11 Notes on the number of controllable drives
521

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