Technical Data - ABB 615 series Technical Manual

1MAC059074-MB A
4.6.1.9
4.6.1.10
4.7
4.7.1
4.7.1.1
615 series ANSI
Technical Manual

Technical data

Table 594: 81 Technical data
Characteristic
Operation accuracy f>/f<
df/dt
Pickup time f>/f<
df/dt
Reset time
Trip time accuracy
Technical revision history
Table 595: 81 Technical revision history
Technical revision
B
C
D
Impedance protection
Out-of-step protection 78
Identification
Function description
Out of step protection
Protection functions
Value
±5 mHz
±50 mHz/s (in range |df/dt| <5 Hz/s)
±2.0% of the set value (in range 5 Hz/s < |df/dt| < 15
Hz/s)
<80 ms
<120 ms
<150 ms
±1.0% of the set value or ±30 ms
Change
Step value changed from 0.001 to 0.0001 for the
Pickup value Freq> and Pickup value Freq< settings.
df/dt setting step changed from 0.005 ×Fn /s to
0.0025 ×Fn /s.
Internal improvement.
IEC 61850 IEC 60617
identification identification
OOSRPSB φ>
Section 4
ANSI/IEEE C37.2
device number
78
685