Disturbance Recorder Rdre - ABB RELION SMU615 Technical Manual

1MRS758407 C
Name
Time max dmd Q Timestamp
Time min dmd Q Timestamp
7.1.10.6 Technical data
Table 247: PEMMXU Technical data
Characteristic
Operation accuracy
Suppression of harmonics
7.1.10.7 Technical revision history
Table 248: PEMMXU Technical revision history
Technical revision
B
C
D
7.2

Disturbance recorder RDRE

1
|PF| >0.5 which equals |cosφ| >0.5
2
|PF| <0.86 which equals |sinφ| >0.5
SMU615
Technical Manual
Type Values (Range)
Value
At all three currents in range 0.10...1.20 × In
At all three voltages in range 0.50...1.15 × Un
At the frequency fn ±1 Hz
±1.5% for apparent power S
±1.5% for active power P and active energy
±1.5% for reactive power Q and reactive energy
±0.015 for power factor
DFT: -50 dB at f = n × fn, where n = 2, 3, 4, 5,...
Measurement functions
Unit
Change
Demand values added to Monitored data. Re-
corded data added to store minimum and
maximum demand values with timestamps.
Internal improvement.
Internal improvement.
Description
Time of maxi-
mum demand
Time of mini-
mum demand
1
2
217