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9.2.2.4 Cold load pick-up (CLPU)
Table. 9.2.2.4 - 326. Technical data for the cold load pick-up 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
- I
LOW
/I
HIGH
/I
OVER
0.01…40.00 × I
N
, setting step 0.01 × I
N
Reset ratio
97 % of the pick-up current setting
Inaccuracy:
- Current
±0.5 %I
SET
or ±15 mA (0.10…4.0 × I
SET
)
Operation time
Definite time function operating time settings:
- t
SET
- t
MAX
- t
MIN
0.000…1800.000 s, setting step 0.005 s
0.000…1800.000 s, setting step 0.005 s
0.000…1800.000 s, setting step 0.005 s
Inaccuracy:
- Definite time (I
M
/I
SET
ratio = 1.05/0.95)
±1.0 % or ±45 ms
Instant operation time
CLPU activation and release
<45 ms (measured from the trip contact)
No
Notte!
e!
• A single-phase current (IL1, IL2 or IL3) is enough to prolong or release the blocking during an
overcurrent condition.
9.2.2.5 Switch-on-to-fault (SOTF)
Table. 9.2.2.5 - 327. Technical data for the switch-on-to-fault function.
Initialization signals
SOTF activate input
Any IED blocking input signal (Object closed signal, etc.)
Pick-up
SOTF function input
Any IED blocking input signal (I> or similar)
SOTF activation time
Activation time
<40 ms (measured from the trip contact)
SOTF release time
Release time setting
0.000…1800.000 s, setting step 0.005 s
Inaccuracy:
- Definite time
±1.0 % or ±30 ms
SOTF instant release time
<40 ms (measured from the trip contact)
9.2.2.6 Vector jump (Δφ; 78)
Table. 9.2.2.6 - 328. Technical data for the vector jump protection function.
Measurement inputs
A
AQ
Q-F213
-F213
Instruction manual
Version: 2.04
446
Содержание AQ-F213
Страница 1: ...AQ F213 Feeder protection IED Instruction manual ...
Страница 399: ...Figure 7 4 239 Example block scheme A AQ Q F213 F213 Instruction manual Version 2 04 398 ...
Страница 421: ...Figure 8 14 262 Panel cutout dimensions and device spacing A AQ Q F213 F213 Instruction manual Version 2 04 420 ...