A070443 V3 EN
Figure 148: Extended operation area in directional earth-fault protection
4.2.2.6 Measurement modes
The function operates on three alternative measurement modes: "RMS", "DFT" and
"Peak-to-Peak". The measurement mode is selected with the Measurement mode
setting.
Table 322: Measurement modes supported by (F)DEFxPDEF stages
Measurement mode
(F)DEFLPDEF DEFHPDEF
RMS x x
DFT x x
Peak-to-Peak x x
For a detailed description of the measurement modes, see the
Measurement modes section in this manual.
1MRS758755 A Section 4
Protection functions
REC615 and RER615 291
Technical Manual