Arcteq AQ-F210, Инструкция по эксплуатации

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Instruction manual –AQ F210 Feeder Protection IED 275 (292
)
B
REAKER FAILURE
(50BF/52BF) CBFP
Input signals
Input magnitudes Phase currents, I01, I02 I0Calc fundamental freq RMS
Digital input status, Digital output status
Pick-up
Pick-up current setting
-IL1…IL3
-I01, I02, I0Calc
0.10…40.00 x In, setting step 0.01 x In
0.005…40.00 x In, setting step 0.005 x In
Inaccuracy
-Starting phase current (5A)
-Starting I01 (1 A)
-Starting I02 (0.2 A)
-Starting I0Calc (5 A)
±0.5 %I
SET
or ±15 mA (0.10…4.0 x I
SET
)
±0.5 %I0
SET
or ±3 mA (0.005…10.0 x I
SET
)
±1.5 %I0
SET
or ±1.0 mA (0.005…25.0 x I
SET
)
±1.0 %I0
SET
or ±15 mA (0.005…4.0 x I
SET
)
Operation time
Definite time function operating time setting 0.050…1800.000 s, setting step 0.005 s
Inaccuracy
-Current criteria (Im/Iset ratio 1.05

)
-DO or DI only
±1.0 % or ±50 ms
±15 ms
Reset
Reset ratio 97 % of pick-up current setting
Reset time <50 ms
R
ESTRICTED EARTH FAULT
/ C
ABLE END DIFFERENTIAL
(87N) I0
D
>
Input magnitudes Phase currents, I01, I02 fundamental frequency RMS
Calculated bias and residual differential currents
Operating modes Restricted earth fault
Cable end differential
Characteristics Biased differential with 3 settable sections and 2 slopes
Pick-up current sensitivity setting 0.01…50.00% (In), setting step 0.01 %
Slope 1 0.00…150.00%, setting step 0.01%
Slope 2 0.00…250.00%, setting step 0.01%
Start time Typically <14 ms
Reset time With current monitoring typically <14ms
Reset ratio 97 % for current measurement
Inaccuracy
-
- Starting
-
- Operating time
±3% of set pick-up value > 0.5 x In setting. 5 mA < 0.5 x In
setting
< 20 ms