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Voltage inputs
U
L1
, U
L2
, U
L3
U
L12
, U
L23
, U
L31
+ U
0
Monitored voltages
Any or all system line-to-line voltage(s)
Any or all system line-to-neutral voltage(s)
Specifically chosen line-to-line or line-to-neutral voltage
U4 channel voltage
Pick-up
Pick-up setting
0.05…30.00°, setting step 0.01°
Inaccuracy:
- Voltage angle
±30% overreach or 1.00 °
Low-voltage blocking
Pick-up setting
0.01…100.00 %U
N
, setting step 0.01 %U
N
Inaccuracy:
- Voltage
±1.5 %U
SET
or ±30 mV
Instant operation time
Alarm and trip operation time:
- (Im/Iset ratio > ±30% overreach or 1.00 °)
<40 ms (typically 30 ms) 50/60 Hz
<50 ms (typically 40 ms) 16.67 Hz
Reset
Trip pulse
~5-10ms
9.2.3 Monitoring functions
9.2.3.1 Current transformer supervision
Table. 9.2.3.1 - 329. Technical data for the current transformer supervision function.
Measurement inputs
Current inputs
Phase current inputs: I
L1
(A), I
L2
(B), I
L3
(C)
Residual current channel I
01
(Coarse) (optional)
Residual current channel I
02
(Fine) (optional)
Current input magnitudes
RMS phase currents
RMS residual current (I
01
, I
02
) (optional)
Pick-up
Pick-up current settings:
- I
SET
high limit
- I
SET
low limit
- I
SUM
difference
- I
SET
ratio
- I2/I1 ratio
0.10…40.00 × I
N
, setting step 0.01 × I
N
0.10…40.00 × I
N
, setting step 0.01 × I
N
0.10…40.00 × I
N
, setting step 0.01 × I
N
0.01…100.00 %, setting step 0.01 %
0.01…100.00 %, setting step 0.01 %
Inaccuracy:
- Starting IL1, IL2, IL3
- Starting I2/I1
- Starting I01 (1 A)
- Starting I02 (0.2 A)
±0.5 %I
SET
or ±15 mA (0.10…4.0 × I
SET
)
±1.0 %I2
SET
/ I1
SET
or ±100 mA (0.10…4.0 × I
N
)
±0.5 %I0
SET
or ±3 mA (0.005…10.0 × I
SET
)
±1.5 %I0
SET
or ±1.0 mA (0.005…25.0 × I
SET
)
Time delay for alarm
Definite time function operating time setting
0.00…1800.00 s, setting step 0.005 s
Inaccuracy_
- Definite time (I
M
/I
SET
ratio > 1.05)
±2.0 % or ±80 ms
Instant operation time (alarm):
- I
M
/I
SET
ratio > 1.05
<80 ms (<50 ms in differential protection relays)
A
AQ
Q-F213
-F213
Instruction manual
Version: 2.04
447