Siemens SIPROTEC 7XR81 Manuals

Siemens SIPROTEC 7XR81 Manuals

Manuals and User Guides for Siemens SIPROTEC 7XR81. We have 1 Siemens SIPROTEC 7XR81 manual available for free PDF download: Manual

Siemens SIPROTEC 7XR81 Manual

Siemens SIPROTEC 7XR81 Manual (70 pages)

Coupling Units for Generator Protection

Brand: Siemens | Category: Power distribution unit | Size: 2.75 MB

Table of Contents

Preface

3
Table of Contents
7
7 XR81 - Coupling Device for Rotor Ground-Fault Protection

11
- Block Diagram
  12
- Connection Notes
  13
- Overview
  13
- Connection Data for Terminal B
  13
- Connection Data for Terminal a
  13
- Construction Properties
  15
- Mechanical Structure
  15
- Dimensions
  16
- Panel Surface Mounting
  16
- Panel Flush Mounting
  17
- Connection Examples
  18
- Technical Data
  19
- Auxiliary Voltage and Output Ratings
  19
- Load Capability of the Capacitive Coupling Circuit
  19
- Weight
  19
- Electrical Tests
  20
- Standards
  20
- Installation Requirements
  20
- Insulation and Safety Tests
  20
- EMC Immunity Tests (Type Tests, Test under Mounting Conditions)
  20
- Mechanical Tests
  21
- Vibration and Shock Stress in Stationary Use
  21
- Vibration and Shock Stress During Transport
  21
- Environmental Conditions
  22
- Temperatures
  22
- Humidity
  22
- Other Environmental Information
  22
- Protection Degree According to IEC 60529
  23
7 XR8004 - Resistor Coupling Unit for 7XT71

25
- Block Diagram (New 7XR8004)
  26
- Connection Notes
  27
- Overview
  27
- Connection Data for the Power Resistors (3.3 Kω, 2 X 40 Kω)
  27
- Construction Properties
  28
- Mechanical Structure
  28
- Dimensions
  29
- Panel Surface Mounting
  29
- Connection Examples
  29
- Technical Data
  32
- Load Capability of the Capacitive Coupling Circuit
  32
- Weight
  32
- Electrical Tests
  33
- Standards
  33
- Installation Requirements
  33
- Insulation and Safety Tests
  33
- EMC Immunity Tests (Type Tests, Test under Mounting Conditions)
  33
- Mechanical Tests
  34
- Environmental Conditions
  35
- Temperatures
  35
- Humidity
  35
- Other Environmental Information
  35
- Protection Degree According to IEC 60529
  36
7 XR86 Voltage Divider (5:1, 5:2)

37
- Block Diagram
  38
- Connection Notes
  39
- Construction Properties
  40
- Mechanical Structure
  40
- Dimensions
  40
- 2.3.2.1 Panel Surface Mounting
  40
- Technical Data
  41
- Load Capability of the Voltage Divider
  41
- Weight
  41
- Electrical Tests
  42
- Standards
  42
- Installation Requirements
  42
- Insulation and Safety Tests
  42
- EMC Immunity Tests (Type Tests, Test under Mounting Conditions)
  42
- Mechanical Tests
  43
- Environmental Conditions
  44
- Temperatures
  44
- Humidity
  44
- Other Environmental Information
  44
- Protection Degree According to IEC 60529
  45
7 XR87 Voltage Divider for Excitation Voltage

47
- Block Diagram
  48
- Connection Notes
  49
- Overview
  49
- Connection Data for Terminal C
  49
- Connection Data for Terminal a and B
  50
- Commissioning and Maintenance
  
  62
  - Unpacking a Device
    62
  - Commissioning
    63
  - Storing a Device
    64
  - Repacking a Device
    65
  - Returning a Device
    66
  - Environmental Protection Hints
    67
- Index
  
  69

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