9.2.1.10 Non-directional undercurrent protection (I<; 37)
Table. 9.2.1.10 - 217. Technical data for the undercurrent function.
Measurement inputs
Current inputs
Phase current inputs: I
L1
(A), I
L2
(B), I
L3
(C)
Current input magnitudes
RMS phase currents
Pick-up
Pick-up current setting
0.10…40.00 × I
N
, setting step 0.10 × I
N
Inaccuracy:
- Current
±0.5 %I
SET
or ±15 mA (0.10…4.0 × I
SET
)
Operation time
Definite time function operating time setting
0.00…150.00 s, setting step 0.005 s
Inaccuracy:
- Definite time (I
M
/I
SET
ratio 0.95)
±1.0 % or ±30 ms
Instant operation time
Start time and instant operation time (trip):
- I
M
/I
SET
ratio <0.95
<50 ms
Reset
Reset ratio
103 % of the pick-up current setting
Reset time setting
Inaccuracy: Reset time
0.010…150.000 s, step 0.005 s
±1.0 % or ±35 ms
Instant reset time and start-up reset
<50 ms
9.2.1.11 Mechanical jam protection (Im>; 51M)
Table. 9.2.1.11 - 218. Technical data for the mechanical jam function.
Measurement inputs
Current inputs
Phase current inputs: I
L1
(A), I
L2
(B), I
L3
(C)
Current input magnitudes
RMS phase currents
Pick-up
Pick-up current setting
0.10…40.00 × I
N
, setting step 0.10 × I
N
Inaccuracy:
- Current
±0.5 %I
SET
or ±15 mA (0.10…4.0 × I
SET
)
Operation time
Definite time function operating time setting
0.00…1800.00 s, setting step 0.005 s
Inaccuracy:
- Definite time (I
M
/I
SET
ratio 0.95)
±1.0 % or ±30 ms
Instant operation time
Start time and instant operation time (trip):
- I
M
/I
SET
ratio 1.05
→
<50 ms
Reset
Reset ratio
97 % of the pick-up current setting
Reset time setting
Inaccuracy: Reset time
0.010…150.000 s, step 0.005 s
±1.0 % or ±35 ms
A
AQ
Q-M210
-M210
Instruction manual
Version: 2.04
344
Содержание AQ-M210
Страница 1: ...AQ M210 Motor protection IED Instruction manual ...
Страница 308: ...Figure 7 4 182 Example block scheme A AQ Q M210 M210 Instruction manual Version 2 04 307 ...
Страница 329: ...Figure 8 13 204 Panel cutout dimensions and device spacing A AQ Q M210 M210 Instruction manual Version 2 04 328 ...