ABB Relion REG670, Technical Manual

Page: 419 / 1298

8.8.8 Technical data
Table 206: CCRBRF technical data
Function Range or value Accuracy
Operate phase
current
(5-200)% of
lBase
±1.0% of I
r
at I £ I
r
±1.0% of I at I > I
r
Reset ratio, phase
current
> 95% -
Operate residual
current
(2-200)% of lBase ±1.0% of I
r
at I
£
I
r
±1.0% of I at I > I
r
Reset ratio, residual
current
> 95% -
Phase current level
for blocking of
contact function
(5-200)% of
lBase
±1.0% of I
r
at I
£
I
r
±1.0% of I at I > I
r
Reset ratio > 95% -
Operate time for
current detection
10 ms typically -
Reset time for current
detection
15 ms maximum -
Time delay for re-trip
at 0 to 2 x I
set
(0.000-60.000) s ±0.2% or ±15 ms whichever is
greater
Time delay for back-
up trip at 0 to 2 x I
set
(0.000-60.000) s ±0.2% or ±15 ms whichever is
greater
Time delay for back-
up trip at multi-phase
start at 0 to 2 x I
set
(0.000-60.000) s ±0.2% or ±20 ms whichever is
greater
Additional time delay
for a second back-up
trip at 0 to 2 x I
set
(0.000-60.000) s ±0.2% or ±20 ms whichever is
greater
Time delay for alarm
for faulty circuit
breaker
(0.000-60.000) s ±0.2% or ±15 ms whichever is
greater
8.9 Pole discordance protection CCPDSC
8.9.1 Identification
Function description IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Pole discordance protection CCPDSC
PD
SYMBOL-S V1 EN
52PD
1MRK502052-UEN B
Section 8
Current protection
413
Technical manual