Technical Data - ABB 615 series Technical Manual

Section 5
Protection related functions
5.1.9
5.1.10
5.2
5.2.1
5.2.2
772

Technical data

Table 675: INR Technical data
Characteristic
Operation accuracy
Reset time
Reset ratio
Trip time accuracy
Technical revision history
Table 676: INR Technical revision history
Technical revision
B
C
Circuit breaker failure protection 50BF
Identification
Function description
Circuit breaker failure protection
Function block
GUID-12D6BD6F-2B26-453D-B62F-FC134EC98931 V3 EN
Figure 387: Function block
Value
At the frequency f = f
Current measurement:
±1.5% of the set value or ±0.002 × I
Ratio I2f/I1f measurement:
±5.0% of the set value
+35 ms / -0 ms
Typically 0.96
+35 ms / -0 ms
Change
Internal improvement
Internal improvement
IEC 61850 IEC 60617
identification identification
CCBRBRF 3I>/Io>BF
1MAC059074-MB A
n
n
ANSI/IEEE C37.2
device number
50BF
615 series ANSI
Technical Manual