Technical Data - ABB RELION REX640 Technical Manual

Section 10
Power quality measurement functions
10.1.10
10.2
10.2.1
1612
Name Type
LMNH11_B FLOAT32
LMNH11_C FLOAT32
L time stamp Timestamp

Technical data

Table 1444: CHMHAI Technical data
Characteristic
1)
Operation accuracy
1) Nominal frequency 50 Hz. Harmonics in the range 0...0.21 × fundamental amplitude
Voltage total harmonic distortion, DC component
(THD, DC) and individual harmonics VHMHAI
Identification
Function description
Voltage total harmonic distortion, DC
component (THD, DC) and individual
harmonics
Values (Range) Unit
0.00...500.00 %
0.00...500.00 %
Value
±3.0% or ±0.2
IEC 61850 IEC 60617
identification identification
VHMHAI PQM3VH
1MRS759142 C
Description
Longer mean value of
11th harmonic for Phase
B in %
Longer mean value of
11th harmonic for Phase
C in %
Time stamp of end of 10
min mean values
ANSI/IEEE C37.2
device number
PQM VTHD,VDC
REX640
Technical Manual