KBR multicomp F144-3PH
V2.00
48
19837_EDEBD
A0227-1816-1_EN
Technical data
7.2
Measuring accuracy
Current
± 0,5 % / ± 1 digit
Voltage
± 0,5 % / ± 1 digit
Power
± 1 % / ± 1 digit
Power factor
± 2 % / ± 1 digit
Frequency
± 0.1 Hz / ± 1 digit
7.3
Measuring principle
Reading
128 measured values per period
A/D converter
12 bit
Measurement of U and I
simultaneous recording of measured
values for U and I
Update speed
(complete measuring cycle)
20 ms
Harmonics calculation
FFT with 128 points over one period
Frequency measurement
Mode: Voltage measurement between
phase Lx - N
7.4
Device memory
Data storage
30 KB RAM volatile
Program and parameter memory
256 kB flash
Extreme value (max.)
Missing compensation power Qmax
Harmonic limit violation
Time for
acquisition
approx. 100 ms
Overvoltage
switch-off
Time for
acquisition
approx. 40 ms
No voltage switch-off
Time for
acquisition
approx. 40 ms (for measuring voltage)
7.5
Power supply
Power supply
85 – 265V AC/DC;
max. 15VA, 9 W, 50/60 Hz
