Instantaneous Measured Earth Fault; Reference; Operate And Reset Level; Operate And Reset Time - Siemens 7SR12 Argus Manual

7SR11 & 7SR12 Performance Specification
2.9 50G Instantaneous Measured Earth Fault

Reference

2.9.1
Parameter
Is Setting
t Delay setting
d

Operate and Reset Level

2.9.2
Attribute
I Operate level
op
Reset level
Repeatability
Transient overreach
(X/R ≤ 100)
Variation

Operate and Reset Time

2.9.3
Attribute
t
Element basic operate time
basic
t Operate time following delay
op
Repeatability
Overshoot time
Disengaging time
©2017 Siemens Protection Devices Limited
-10 °C to +55 °C
f ± 5 %
nom
Value
0 to 2 xIs: 35 ms, ± 10ms
0 to 5 xIs: 25 ms, ± 10ms
t
basic
± 1 % or ± 10ms
< 40 ms
< 50 ms
Value
0.05, 0.06...2.5,2.55 ...25.0,25.5.... 50 xIn
0.00, 0.01...20.00, 20.10... 100, 101... 1000, 1010...
10000, 10100... 14400 s
Value
100 % Is, ± 5 % or ± 1% In
≥ 95 % I
op
± 1 %
≤ -5 %
≤ 5 %
≤ 5 %
, ± 1 % or ± 10ms
+ t
d
Chapter 3 Page 28 of 56