46Nps Negative Phase Sequence Overcurrent; Reference (46Dt); Operate And Reset Level (46Dt); Operate And Reset Time (46Dt) - Siemens 7SR242 Duobias Technical Manual

2.5

46NPS Negative Phase Sequence Overcurrent

2.5.1

Reference (46DT)

Parameter
I Setting
s
t Delay setting
d
2.5.2

Operate and Reset Level (46DT)

Attribute
I Operate level
op
Reset level
Repeatability
Transient overreach
(X/R 100)
Variation
2.5.3

Operate and Reset Time (46DT)

Attribute
t Element basic operate time
basic
t Operate time following delay
op
Repeatability
Overshoot time
Disengaging time
2.5.4

Reference (46IT)

Parameter
char Characteristic setting
Tm Time Multiplier setting
I Setting
s
t Delay setting
d
t Reset setting
res
2.5.5

Operate and Reset Level (46IT)

Attribute
I Operate level
op
Reset level
Repeatability
Variation
©2015 Siemens Protection Devices Limited
-10 °C to +55 °C
f - 3 Hz to f + 2 Hz
nom nom
-10 °C to +55 °C
f - 3 Hz to f + 2 Hz
nom nom
Chapter 3) 7SR242 Duobias Performance Specification
Value
0.05, 0.06... 4.0xIn
0.00, 0.01...20.00, 20.50... 100, 101... 1000, 1010...
10000, 10100... 14400 s
Value
100 % Is, 5 % or 1% In
95 % I
op
1 %
-5 %
5 %
5 %
Value
0 to 2 xIs: 40 ms, 10ms
0 to 5 xIs: 30 ms, 10ms
t + t , 1 % or 10ms
basic d
1 % or 10ms
<40 ms
< 60 ms
Value
IEC-NI, -VI, -EI, -LTI; ANSI-MI, -VI, -EI; DTL
0.025, 0.030... 1.6, 1.7... 5, 6... 100
0.05, 0.06... 2.5xIn
0, 0.01... 20 s
ANSI DECAYING, 0, 1... 60 s
Value
105 % Is, 4 % or 1% In
95 % I
op
1 %
5 %
5 %
Chapter 3 Page 24 of 50