Technical Data; Generator Differential Protection Genpdif; Identification - ABB REG650 Technical Manual

1MRK 502 048-UEN A
6.3.8
6.4
6.4.1
Technical manual
IEC05000301 V1 EN
Figure 48: Logic diagram for 1Ph High impedance differential protection
HZPDIF

Technical data

Table 43: HZPDIF technical data
Function Range or value
Operate voltage (20-400) V
I=U/R
Reset ratio >95%
Maximum continuous
U>Trip
power
Operate time 10 ms typically at 0 to 10 x U
Reset time 100 ms typically at 10 to 0 x U
Critical impulse time 2 ms typically at 0 to 10 x U

Generator differential protection GENPDIF

Identification

Function description
Generator differential protection
2
/SeriesResistor ≤200 W
d
d
d
IEC 61850
identification
GENPDIF
Section 6
Differential protection
Accuracy
± 1.0% of I
r
-
-
-
-
-
IEC 60617 ANSI/IEEE C37.2
identification device number
87G
I >
d
SYMBOL-NN V1 EN
121