Siemens SIPROTEC 7SD600 System Manual page 11

Numerical line differential protection SIPROTEC 7SD600 V3.0
Figures
Figure 1.1 Line differential protection 7SD600 for operation with two pilot wires, block diagram
Figure 2.1 Dimensioned drawing of 7XP20 for panel surface mounting with terminals on the sides
(dimensions in mm)
Figure 2.2 Dimensioned drawing of 7XP20 for panel surface mounting with terminals at top and bottom
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Figure 2.3 Dimensioned drawing of 7XP20 for panel flush mounting or cubicle mounting
(dimensions in mm)
Figure 2.4 Dimensioned drawing of the 4AM4930
Figure 3.1 Stabilization characteristic of the differential protection (shown for pre-settings)
Figure 3.2 Summation transformer 4AM4930
Figure 4.1 Hardware structure of the line differential protection 7SD600
Figure 4.2 Standard connection of summation transformer 4AM4930
Figure 4.3 Connection of summation transformer 4AM4930 to 2-current transformers
in isolated-neutral systems or systems which are not effectively earthed.
Figure 4.4 Basic principle of differential protection
Figure 4.5 Differential protection with two pilot wires - flow chart
Figure 4.6 Stabilization characteristic of the differential protection
Figure 4.7 Simplified logic diagram of the differential protection
Figure 4.8 Coupling of pilot wire monitoring
Figure 4.9 Logic diagram of the functions related to the pilot wire monitoring
Figure 5.1 Check set nominal voltage of the integrated power supply
Figure 5.2 Check of selected control voltages of binary inputs 1 to 3 on the p.c.b.
Figure 5.3 Standard connection L1-L3-E
Figure 5.4 Connection L1-L2-L3 with reduced earth-fault sensitivity
Figure 5.5 Connection L1-L3-E with increased earth-fault sensitivity
Figure 5.6 Matching unequal primary currents
Figure 5.7 Two-phase connection L1-L3
Figure 5.8 Connection of isolating transformer 7XR9513
Figure 5.9 Excerpt from the menu tree: Selection of configuration blocks
Figure 5.10 Excerpt from the menu tree: Selecting configuration block for the protective functions
Figure 5.11 Excerpt from the menu tree: Example for selecting marshalling of binary inputs
Figure 6.1 Front view of 7SD600 with control panel and displays
Figure 6.2 Selection of parameters for the system and station data
Figure 6.3 Trip characteristic of the 7SD600
Figure 6.4 Selection of the event blocks
Siemens AG January 1999
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Contents
System Manual Order no. E50417-G1176-C069-A1
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