8.1.8.6 Monitored data
Table 825: f Monitored data
Name
Type Values (Range) Unit Description
f-Hz FLOAT32 35.00...75.00 Hz Measured frequency
F_INST FLOAT32 35.00...75.00 Hz Frequency, instantaneous
value
F_DB FLOAT32 35.00...75.00 Hz Frequency
F_RANGE Enum 0=normal
1=high
2=low
3=high-high
4=low-low
Frequency range
8.1.8.7 Technical data
Table 826: f Technical data
Characteristic Value
Operation accuracy ±5 mHz
(in measurement range 35...75 Hz)
8.1.8.8 Technical revision history
Table 827: f Technical revision history
Technical revision
Change
B Added new setting
Def frequency Sel
. Frequency
measurement range lowered from 35 Hz to 10 Hz.
8.1.9 Sequence current measurement I1, I2, I0
8.1.9.1 Identification
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Sequence current measurement CSMSQI I1, I2, I0 I1, I2, I0
Section 8 1MAC059074-MB A
Measurement functions
920 615 series ANSI
Technical Manual