Negative Phase Sequence Voltage; Reference (47); Operate And Reset Level (47); Operate And Reset Time (47) - Siemens 7SR224 Technical Manual

2.4

47 Negative Phase Sequence Voltage

2.4.1

Reference (47)

Parameter
Vs Setting
Hyst. Hysteresis
t Delay setting
d
2.4.2

Operate and Reset Level (47)

Attribute
V Operate level
op
Reset level
Repeatability
-10 °C to +55 °C
Variation
f - 3 Hz to f
nom
2.4.3

Operate and Reset Time (47)

Attribute
Element basic operate time
t
basic
t Operate time following delay
op
Repeatability
Overshoot time
Disengaging time
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Value
1, 1.5... 90V
0, 0.1... 80%
0.00, 0.01...20.00, 20.50... 100, 101... 1000, 1010... 10000,
10100... 14400 s
Value
(100%-hyst) x Vop, ± 1 % or ± 0.25 V
≥ 95 % V
op
± 1 %
≤ 5 %
≤ 5 %
+ 2 Hz
nom
Value
0V to 2 xVs, 80 ms, ± 20ms
0V to 10 xVs, 55 ms, ± 20ms
, ± 2 % or ± 20ms
t + t
basic d
± 1 % or ± 20ms
< 40 ms
< 60 ms
7SR224 Argus Performance Specification
Chapter 3 Page 20 of 49