Monitored Data - ABB RED615 Technical Manual
615 series
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- Applications manual (116 pages) ,
- Operation manual (116 pages) ,
- Product manual (73 pages)
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1YHT530004D05 D
4.4.1.8
4.4.1.9
4.4.1.10
615 series
Technical Manual
Monitored data
Table 362:
NSPTOC Monitored data
Name
Type
START_DUR
FLOAT32
NSPTOC
Enum
Technical data
Table 363:
NSPTOC Technical data
Characteristic
Operation accuracy
1)2)
Start time
I
Fault
value
I
Fault
value
Reset time
Reset ratio
Retardation time
Operate time accuracy in definite time mode
Operate time accuracy in inverse time mode
Suppression of harmonics
1) Negative sequence current before fault = 0.0, f
1000 measurements
2) Includes the delay of the signal output contact
Start value = 2.5 x I
3) Maximum
Technical revision history
Table 364:
NSPTOC Technical revision history
Technical revision
B
C
Values (Range)
Unit
0.00...100.00
%
1=on
2=blocked
3=test
4=test/blocked
5=off
Value
Depending on the frequency of the current
measured: f
±1.5% of the set value or ±0.002 x I
Minimum
Start
= 2 x set
22 ms
14 ms
Start
= 10 x set
< 40 ms
Typical 0.96
< 35 ms
±1.0% of the set value or ±20 ms
±5.0% of the theoretical value or ±20 ms
DFT: -50 dB at f = n x f
= 50 Hz, results based on statistical distribution of
n
Start value multiples in range of 1.5 to 20
,
n
Change
Minimum and default values changed to 40 ms
Operate delay time setting
for the
Step value changed from 0.05 to 0.01 for the
Time multiplier setting
Section 4
Protection functions
Description
Ratio of start time /
operate time
Status
±2 Hz
n
n
Typical
Maximum
24 ms
25 ms
16 ms
17 ms
, where n = 2, 3, 4, 5,...
n
3)
451
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