Technical Data - ABB RELION Series Technical Manual

1MRS758755 A
4.2.1.11
REC615 and RER615
Technical Manual

Technical data

Table 314: (F)EFxPTOC Technical data
Characteristic
Operation accuracy
(F)EFLPTOC
EFHPTOC
and
EFIPTOC
1)2)
Start time
EFIPTOC:
I
Fault
value
I
Fault
value
EFHPTOC and
(F)EFLPTOC:
I
Fault
value
Reset time
Reset ratio
Retardation time
Operate time accuracy in definite time mode
Operate time accuracy in inverse time mode
Suppression of harmonics
Measurement mode = default (depends on stage), current before fault = 0.0 × I
1)
current with nominal frequency injected from random phase angle, results based on statistical
distribution of 1000 measurements
2) Includes the delay of the signal output contact
3) Maximum Start value = 2.5 × I
4) Valid for FEFLPTOC
Value
Depending on the frequency of the measured
current: f
±1.5% of the set value or ±0.002 × I
±1.5% of set value or ±0.002 × I
(at currents in the range of 0.1...10 × I
±5.0% of the set value
(at currents in the range of 10...40 × I
Minimum
Start
= 2 × set 16 ms
11 ms
Start
= 10 × set
23 ms
= 2 × set Start
Typically 40 ms
Typically 0.96
<30 ms
±1.0% of the set value or ±20 ms
±5.0% of the theoretical value or ±20 ms
±5.0% of the theoretical value or ±40 ms
RMS: No suppression
DFT: -50 dB at f = n × f
Peak-to-Peak: No suppression
, Start value multiples in range of 1.5...20
n
Section 4
Protection functions
±2 Hz
n
n
n
n
Typical Maximum
19 ms 23 ms
12 ms 14 ms
26 ms 29 ms
, where n = 2, 3, 4, 5,...
n
, f = 50 Hz, earth-fault
n n
)
n
)
3)
3)4)
277