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Siemens SIPROTEC 7XR8004

Siemens SIPROTEC 7XR8004
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SIPROTEC
Coupling Units
for Generator Protection
7XR81, 7XR87, 7XR86,
7XR8004
Manual
C53000-H5040-C072-1
Preface
Table of Contents
7XR81 – Coupling Device
for Rotor Ground-Fault Protection
1
7XR8004 – Resistor Coupling Unit
for 7XT71
2
7XR86 Voltage Divider (5:1, 5:2)
3
7XR87 Voltage Divider for Excitation
Voltage
4
Commissioning and Maintenance
A
Index

Table of Contents

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Siemens SIPROTEC 7XR8004 Specifications

General IconGeneral
BrandSiemens
ModelSIPROTEC 7XR8004
CategoryPower distribution unit
LanguageEnglish

Summary

7 XR81 Coupling Device for Rotor Ground-Fault Protection

7 XR81 Block Diagram

Provides a schematic representation of the 7XR81 coupling device's internal circuitry and connections.

7 XR81 Connection Notes

Details recommendations and guidelines for connecting the 7XR81 device to generator and protection relay systems.

7 XR81 Technical Data

Lists the key technical specifications, ratings, and performance parameters for the 7XR81 coupling device.

7 XR8004 Resistor Coupling Unit for 7 XT71

7 XR8004 Block Diagram

Presents a schematic diagram illustrating the internal structure and connections of the 7XR8004 resistor coupling unit.

7 XR8004 Connection Notes

Provides essential recommendations and guidance for making electrical connections to the 7XR8004 unit.

7 XR8004 Technical Data

Lists the essential technical specifications, performance ratings, and parameters for the 7XR8004 unit.

7 XR86 Voltage Divider (5:1, 5:2)

7 XR86 Block Diagram

Shows the internal schematic and connectivity of the 7XR86 voltage divider for generator protection applications.

7 XR86 Connection Notes

Offers guidance and recommendations for properly connecting the 7XR86 voltage divider to the system.

7 XR86 Technical Data

Presents the key technical specifications and operating parameters for the 7XR86 voltage divider.

7 XR87 Voltage Divider for Excitation Voltage

7 XR87 Block Diagram

Displays the schematic representation of the 7XR87 voltage divider, including its internal components and connections.

7 XR87 Connection Notes

Provides important instructions and recommendations for establishing connections to the 7XR87 voltage divider.

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