Harmonics Controller; Smart Infeed; Smart Infeed Closed-Loop Control - Siemens SINAMICS S120 Function Manual

Infeed

1.2 Smart Infeed

1.1.8

Harmonics controller

Description
Harmonics in the line voltage cause harmonics in the line currents. Current harmonics can
be reduced by activating the harmonics controller.
Example: setting the harmonics controller
The 5th and 7th harmonics are to be compensated:
Table 1- 4
Index
[0]
[1]
The phase currents in parameter p0069[0..2] (U, V, W) can be checked using the STARTER trace
function.
Overview of important parameters
● p3624 Infeed harmonics controller order
● p3625 Infeed harmonics controller scaling
● r0069[0..6] Phase current, actual value
1.2 Smart Infeed
1.2.1

Smart Infeed closed-loop control

Features
● For Smart Line Modules with a power of ≥ 16 kW
● Unregulated DC link voltage
● Regenerative feedback capability
30
Example parameters for the harmonics controller
p3624 harmonics controller order
5
7
p3625 scaling
100 %
100 %
Function Manual, (FH1), 10/2008, 6SL3097-2AB00-0BP5
Drive functions