ABB REX 521 - Pqe

1MRS751802-MUM
REX 521
121
Protection Relay
Technical Reference Manual, Standard Configurations
7.3.7. f
The measurement function block f measures the frequency of the network.
Fig. 7.3.7.-1 Function block symbol of f
7.3.8. PQE
The measurement function block PQE measures fundamental frequency three-phase
power and energy.
Fig. 7.3.8.-1 Function block symbol of PQE
System frequency measurement, f
Frequency 10.00...75.00 Hz
Average Freq. 10.00...75.00 Hz
Voltage U 0.0...2.0 x Un
MEFR1
f
Three-phase power and energy measurement, PQE
P3 (kW) -999999...999999 kW
Q3 (kVAr) -999999...999999 kVAr
Power factor DPF -1.00...1.00
Power factor PF -1.00...1.00
P3 demand (kW) -999999...999999 kW
Q3 demand (kVAr) -999999...999999 kVAr
Energy kWh 0...999999999 kWh
Reverse kWh 0...999999999 kWh
Energy kvarh 0...999999999 kvarh
Reverse kvarh 0...999999999 kvarh
PQE
MEPE7