Stage With Inverse-Time Characteristic Curve - Siemens SIPROTEC 5 Technical Data Manual

Technical Data

11.30 Stage with Inverse-Time Characteristic Curve

11.30 Stage with Inverse-Time Characteristic Curve
Setting Values
Reference value for I
Pickup value
Dropout
Time multiplier
Release current (minimum
current release)
Maximum phase current
(maximum current
limiting)
Dropout
The greater dropout differential (= | pickup value – dropout value |) of the following 2 criteria
applies:
•
Dropout differential derived from the parameter Dropout ratio
•
Dropout differential of 3 % of the object rated current
Times
Pickup time
Dropout time
Dropout Ratio
Disk emulation
Instantaneous
Operate and Dropout Characteristic Curves
You can select from the following operate and dropout characteristic curves:
Table 11-3
Normal inverse: type A
Very inverse: type B
Extremely inverse: type C
Long-time inverse: type B
86 OOT (Output Operating Time): additional delay of the output medium used, see chapter
1188
(I )
2 ref
1 A @ 50 and 100 Irated
5 A @ 50 and 100 Irated
1 A @ 1.6 Irated
5 A @ 1.6 Irated
1 A @ 50 and 100 Irated
5 A @ 50 and 100 Irated
1 A @ 1.6 Irated
5 A @ 1.6 Irated
Standard Characteristic Curves to IEC
Rated object current I
rated,obj.
Positive-sequence current I
5.0 % to 999.9 % l /l
2 ref
Disk emulation
Instantaneous
0.05 to 15.00
0.030 A to 10.000 A
0.15 A to 50.00 A
0.001 A to 1.600 A
0.005 A to 8.000 A
0.030 A to 35.000 A
0.15 A to 175.00 A
0.001 A to 1.600 A
0.005 A to 8.000 A
Approx. 40 ms + OOT 86 at 50 Hz
Approx. 35 ms + OOT at 60 Hz
Approx. 35 ms + OOT
Approx. 0.90 ⋅ threshold value
Approx. 1.05 ⋅ threshold value
Approx. 0.95 ⋅ pickup value
See chapter 11.8.2 Stage with Inverse-Time Charac-
teristic Curve, Figure 11-1
See chapter 11.8.2 Stage with Inverse-Time Charac-
teristic Curve, Figure 11-2
11.1.4 Relay Outputs
SIPROTEC 5, High-Voltage Bay Controller, Manual
C53000-G5040-C015-A, Edition 05.2018
1
Increments of 0.1
Increments of 0.01
Increments of 0.001 A
Increments of 0.01 A
Increments of 0.001 A
Increments of 0.001 A
Increments of 0.001 A
Increments of 0.01 A
Increments of 0.001 A
Increments of 0.001 A