Siemens SIPROTEC 4 User Manual page 10

Table of Contents
2.2.2
2.2.3
2.2.4
2.2.5
2.2.6
2.2.7
2.2.8
2.2.9
2.2.10
2.2.11
2.2.12
2.2.13
2.3
2.3.1
2.3.2
2.3.3
2.3.4
2.3.5
2.3.6
2.3.7
2.3.8
2.3.9
2.3.10
2.3.11
2.3.12
2.4
2.4.1
2.4.2
2.4.3
2.4.4
2.5
2.5.1
2.5.2
2.5.3
2.5.4
2.5.5
2.5.6
2.6
2.6.1
2.6.2
2.6.3
2.6.4
2.6.5
2.6.6
2.7
2.7.1
10
Definite Time, High-set Elements 50-3, 50-2, 50N-3, 50N-2..........................................58
Definite Time Overcurrent Elements 50-1, 50N-1......................................................... 60
Inverse Time Overcurrent Elements 51, 51N ................................................................63
Inverse Time Overcurrent Protection 51V (Voltage-controlled / Voltagerestraint)...........66
Dynamic Cold Load Pickup Function............................................................................. 68
Inrush Restraint .......................................................................................................... 69
Pickup Logic and Tripping Logic................................................................................... 70
Two-phase Overcurrent Protection (Only Non-Directional) ...........................................71
Fast Busbar Protection Using Reverse Interlocking ....................................................... 72
Setting Notes...............................................................................................................73
Settings.......................................................................................................................80
Information List........................................................................................................... 83
Directional Overcurrent Protection 67, 67N....................................................................... 85
General....................................................................................................................... 85
Definite Time Directional High-set Elements 67-2, 67N-2, 67-3, 67N-3......................... 87
Definite Time, Directional Time Overcurrent Elements 67-1, 67N-1...............................88
Inverse Time, Directional Time Overcurrent Elements 67-TOC, 67N-TOC ...................... 91
Interaction with Fuse Failure Monitor (FFM).................................................................92
Dynamic Cold Load Pickup Function............................................................................. 93
Inrush Restraint........................................................................................................... 93
Determination of Direction.......................................................................................... 93
Reverse Interlocking for Double End Fed Lines..............................................................97
Setting Notes...............................................................................................................98
Settings.....................................................................................................................106
Information List......................................................................................................... 109
Dynamic Cold Load Pickup...............................................................................................111
Description................................................................................................................ 111
Setting Notes.............................................................................................................113
Settings.....................................................................................................................114
Information List......................................................................................................... 116
Single-Phase Overcurrent Protection................................................................................117
Description................................................................................................................ 117
High-impedance Ground Fault Unit Protection........................................................... 118
Tank Leakage Protection............................................................................................ 120
Setting Notes.............................................................................................................121
Settings.....................................................................................................................126
Information List......................................................................................................... 126
Voltage Protection 27, 59................................................................................................127
Measurement Principle.............................................................................................. 127
Overvoltage Protection 59......................................................................................... 128
Undervoltage Protection 27....................................................................................... 129
Setting Notes.............................................................................................................132
Settings.....................................................................................................................135
Information List......................................................................................................... 136
Negative Sequence Protection 46.................................................................................... 137
Definite Time characteristic .......................................................................................137
SIPROTEC 4, 7SJ62/64, Manual
C53000-G1140-C207-8, Edition 08.2016