Current Total Demand Distortion Pqi - ABB 615 series Technical Manual

1MAC059074-MB A
Section 10
10.1
10.1.1
10.1.2
10.1.3
10.1.4
615 series ANSI
Technical Manual
Power quality measurement functions

Current total demand distortion PQI

Identification
Function description
Current total demand distortion
Function block
GUID-972900BB-F0EB-41A7-BEB3-86ABA0F54BDF V1 EN
Figure 525: Function block
Functionality
The current total demand distortion function PQI is used for monitoring the current total
demand distortion TDD.
Operation principle
The function can be enabled and disabled with the Operation setting. The corresponding
parameter values are "Enable" and "Disable".
The operation of PQI can be described with a module diagram. All the modules in the
diagram are explained in the next sections.
Power quality measurement functions
IEC 61850 IEC 60617
identification identification
CMHAI PQM3I
Section 10
ANSI/IEEE C37.2
device number
PQI
1033