ABB Relion REC615, Техническое руководство

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Name Type Values (Range) Unit Description
2=blocked
3=test
4=test/blocked
5=off
4.2.2.13 Technical data
Table 367: (F)DEFxPDEF Technical data
Characteristic Value
Operation accuracy
Depending on the frequency of the measured current: f
n
±2 Hz
(F)DEFLPDEF Current:
±1.5% of the set value or ±0.002 × I
n
Voltage
±1.5% of the set value or ±0.002 × U
n
Phase angle:
±2°
DEFHPDEF Current:
±1.5% of the set value or ±0.002 × I
n
(at currents in the range of 0.1…10 × I
n
)
±5.0% of the set value
(at currents in the range of 10…40 × I
n
)
Voltage:
±1.5% of the set value or ±0.002 × U
n
Phase angle:
±2°
Start time
1 2
Minimum Typical Maximum
DEFHPDEF
I
Fault
= 2 × set
Start val-
ue
42 ms 46 ms 49 ms
(F)DEFLPDEF
I
Fault
= 2 × set
Start val-
ue
58 ms 62 ms 66 ms
Reset time Typically 40 ms
Reset ratio Typically 0.96
Retardation time <30 ms
Operate time accuracy in definite time mode ±1.0% of the set value or ±20 ms
Operate time accuracy in inverse time mode ±5.0% of the theoretical value or ±20 ms
3
Table continues on the next page
1 Measurement mode = default (depends on stage), current before fault = 0.0 × I
n
, f
n
= 50 Hz,
earth-fault 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
n
,
Start value multiples in range of 1.5...20
1MRS758755 C Protection functions
REC615 & RER615
Technical Manual
331