Flexible Protection Functions - Siemens SIPROTEC 4 7SD80 Manual

Technical Data

4.16 Flexible Protection Functions

4.16 Flexible Protection Functions
Measured Values / Modes of Operation
Three-phase
Single-phase
Without fixed phase reference
Measurement method for Ι, V
Pickup on
Setting Ranges / Increments
Pickup thresholds:
Current Ι, Ι , Ι , 3Ι
1 2
Relationship Ι /Ι
2
Sensitive ground currentΙ
Voltage V, V , V
1
Displacement voltage V
Power P, Q
Power facto cosφ
Frequency
Frequency change df/dt
Dropout ratio > element
Dropout ratio < element
Dropout difference f
Pickup delay (standard)
Pickup delay for Ι
Command delay time
Dropout delay
Function Limits
Power measurement three-phase
Power measurement single-phase
286
, Ι for Ι = 1 A
0 N Nom
for Ι = 5 A
Nom
1
Ns
, 3V
2 0
0
for Ι = 1 A
N
for Ι = 5 A
N
for f = 50 Hz
Nom
for f = 60 Hz
Nom
/Ι
2 1
for Ι
for Ι
for Ι
for Ι
Ι, 3Ι , Ι1, Ι2, Ι2/Ι1, V, 3V
0
forward, P reverse, Q forward, Q reverse, cosφ
, Ι
Ι, Ι
N NN
forward, Q reverse, cosφ
f, df/dt, binary input
Fundamental,
r.m.s. value (true RMS),
positive sequence system,
negative sequence system,
zero sequence system
exceeding threshold value or
falling below threshold value
0.05 A to 40.00 A
0.25 A to 200.00 A
15 % to 100 %
0.001 A to 1.500 A
2.0 V to 260.0 V
2.0 V to 200.0 V
2.0 W to 10000 W
10 W to 50000 W
-0.99 to +0.99
40.0 Hz to 60.0 Hz
50.0 Hz to 70.0 Hz
0.10 Hz/s to 20.00 Hz/s
1.01 to 3.00
0.70 to 0.99
0.02 Hz to 1.00 Hz
0.00 s to 60.00 s
0.00 s to 28,800.00 s
0.00 s to 3,600.00 s
0.00 s to 60.00 s
= 1 A Positive sequence system current > 0.03 A
Nom
Positive sequence system current > 0.15 A
= 5 A
Nom
= 1 A Phase current > 0.03 A
Nom
Phase current > 0.15 A
= 5 A
Nom
, V1, V2, dV/dt, P
0
,Ι , V, V ,V , P forward, P reverse, Q
N2 N x
Increments 0.01 A
Increments 1%
Increments 0.001 A
Increments 0.1 V
Increments 0.1 V
Increments 0.1 W
Increments 0.01
Increments 0.01 Hz
Increments 0.01 Hz
Increments 0.01 Hz/s
Increments 0.01
Increments 0.01
Increments 0.01 Hz
Increments 0.01 s
Increments 0.01 s
Increments 0.01 s
Increments 0.01 s
SIPROTEC 4, 7SD80, Manual
E50417-G1100-C474-A2, Edition 02.2018