User Manuals: Eaton Digitrip 520MCV Circuit Breaker

Manuals and User Guides for Eaton Digitrip 520MCV Circuit Breaker. We have 1 Eaton Digitrip 520MCV Circuit Breaker manual available for free PDF download: Instructions Manual

Eaton Digitrip 520MCV Instructions Manual (34 pages)

For use only in Cutler-Hammer Type VCP-T, VCP-TR and T-VAC, T-VACR Circuit Breakers

Brand: Eaton | Category: Circuit breakers | Size: 0 MB

Table of Contents
1
1 General Description of Digitrip Trip Units

2
2 General Description of VCP-T, VCP-TR and T-VAC, T-VACR Circuit Breakers

8
- General
  8
- Low Energy Trip Actuator
  9
- Ground Fault Protection
  9
  - General
    9
  - Zero Sequence Sensing
    9
  - Residual Sensing
    9
  - Ground Fault Settings
    10
3 Principles of Operation

12
- General
  12
- Trip and Operation Indicators
  12
- Zone Interlocking
  12
4 Protection Settings

14
- General
  14
- Long Delay Current Setting
  14
- Long Delay Time Setting
  14
- Short Delay Current Setting
  15
- Short Delay Time Setting
  15
- Instantaneous Current Setting
  15
- Ground Fault Current Setting
  16
- Ground Fault Time Delay Setting
  16
- Incom (520Mcv)
  16
5 Test Procedures

18
- Test Precautions
  18
- When to Test
  18
- Functional Field Testing
  18
  - Field Test Kit
    18
  - Handheld Functional Test Kit
    19
    
    Description of Handheld Test Kit
    19
    
    Test Procedure
    19
    
    Currents
    19
    
    Batteries
    19
- Performance Testing of Digitrip Trip Units
  19
  - General
    19
  - Testing Using MS-2 Multiamp Tester
    19
    
    Description of MS-2 Tester
    19
    
    Primary Injection Testing
    20
    
    Secondary Injection Testing
    21
6 Battery

23
- General
  23
- Battery Check
  23
- Battery Installation and Removal
  23
7 Frame Ratings (Sensor Ratings and Rating Plugs)

24
8 Record Keeping

24
9 References

24
- Medium Voltage Type VCP Circuit Breakers
  24
- Time-Current Curves
  24
Appendix A Zone Interlocking Examples

28
Appendix B Troubleshooting Guide

30
Appendix C Typical Breaker Master Connection Diagram

32
Appendix D MODBUS Translator Wiring

33
- Manufacturer's Statement
  34

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User Manuals: Eaton Digitrip 520MCV Circuit Breaker

Eaton Digitrip 520MCV Instructions Manual (34 pages)

Table of Contents

1 General Description of Digitrip Trip Units

2 General Description of VCP-T, VCP-TR and T-VAC, T-VACR Circuit Breakers

3 Principles of Operation

4 Protection Settings

5 Test Procedures

6 Battery

7 Frame Ratings (Sensor Ratings and Rating Plugs)

8 Record Keeping

9 References

Appendix A Zone Interlocking Examples

Appendix B Troubleshooting Guide

Appendix C Typical Breaker Master Connection Diagram

Appendix D MODBUS Translator Wiring

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