Technical Data; Technical Revision History; Loss Of Phase, Undercurrent Phptuc; Identification - ABB RELION 620 Series Technical Manual

1MRS757644 F
4.1.9.9
4.1.9.10
4.1.10
4.1.10.1
4.1.10.2
620 series
Technical Manual

Technical data

Table 355: LOFLPTUC Technical data
Characteristic
Operation accuracy
Start time
Reset time
Reset ratio
Retardation time
Operate time accuracy in definite time mode

Technical revision history

Table 356: LOFLPTUC Technical revision history
Technical revision
B
C

Loss of phase, undercurrent PHPTUC

Identification

Function description
Loss of phase, undercurrent

Function block

GUID-ED7916D7-8083-4660-B274-252DA7DCB833 V1 EN
Figure 167: Function block
Protection functions
Value
Depending on the frequency of the measured
current: f ±2 Hz
n
±1.5% of the set value or ±0.002 × I
Typically 300 ms
Typically 40 ms
Typically 1.04
<35 ms
±1.0% of the set value or ±20 ms
Change
Internal improvement
Internal improvement
IEC 61850 IEC 60617
identification identification
PHPTUC 3I<
Section 4
n
ANSI/IEEE C37.2
device number
37
341