Technical Data; Identification; Function Block; Signals - ABB RELION 620 Series Technical Manual

Section 7
Measurement functions
7.1.11.6
7.1.12
7.1.12.1
7.1.12.2
7.1.12.3
660

Technical data

Table 499: SP, SE Technical data
Characteristic
Operation accuracy
Suppression of harmonics
Frequency measurement f

Identification

Function description
Frequency measurement

Function block

GUID-7561C612-FAFD-41ED-830C-3EA81E305594 V1 EN
Figure 332: Function block

Signals

Table 500: f Input signals
Name Type
F SIGNAL
Value
At all three currents in range 0.10...1.20 x I
At all three voltages in range 0.50...1.15 x V
At the frequency f
Active power and energy in range |PF| > 0.71
Reactive power and energy in range |PF| < 0.71
±1.5% for power (S, P and Q)
±0.015 for power factor
±1.5% for energy
DFT: -50 dB at f = n x f
IEC 61850 IEC 60617
identification identification
FMMXU f
Default Description
— Measured system frequency
1MAC504801-IB E
n
n
±1 Hz
n
, where n = 2, 3, 4, 5,...
n
ANSI/IEEE C37.2
device number
f
620 series ANSI
Technical Manual