Eaton Cutler-Hammer Magnum Digitrip 220+ Manuals

Eaton Cutler-Hammer Magnum Digitrip 220+ Manuals

Manuals and User Guides for Eaton Cutler-Hammer Magnum Digitrip 220+. We have 1 Eaton Cutler-Hammer Magnum Digitrip 220+ manual available for free PDF download: Instructions Manual

Eaton Cutler-Hammer Magnum Digitrip 220+ Instructions Manual

Eaton Cutler-Hammer Magnum Digitrip 220+ Instructions Manual (40 pages)

Trip Units for use in Magnum and Magnum DS Circuit Breakers

Brand: Eaton | Category: Power distribution unit | Size: 3 MB

Table of Contents

Table of Contents
1
1 General Description of Digitrip Trip Units

2
- Protection
  5
- Mode of Trip and Status Information
  5
- Installation and Removal
  5
- Wiring
  7
- Plexiglass Cover
  7
- Ground Alarm/Power Supply Module
  7
  - (520M & 520MC Models Only)
    7
  - Auxiliary Power
    7
  - Ground Alarm
    7
  - Ground Fault Trip
    7
  - Ground Fault Alarm
    7
  - High Load Alarm
    7
- Display Feature (520M and 520MC Only)
  8
- Standards
  8
2 General Description of Magnum Circuit Breakers

8
- General
  8
- Low Energy Trip Actuator
  9
- Ground Fault Protection
  9
  - General
    10
  - Residual Sensing
    10
  - Source Ground Sensing
    10
  - Zero Sequence Sensing
    10
  - Multiple Source/Multiple Ground
    10
  - Ground Fault Settings
    11
- Current Sensors (Magnum Frames Less than or Equal to 3200A)
  11
- Current Sensors (Magnum Frames Greater than 3200A)
  11
3 Principles of Operation

11
4 Protection Settings

21
- General
  21
- Long Delay Current Setting
  21
- Long Delay Time Setting
  22
- Short Delay Current Setting
  22
- Short Delay Time Setting
  22
- Instantaneous Current Setting
  22
- Ground Fault Current Setting
  23
- Ground Fault Time Delay Setting
  23
- INCOM Communications (520MC Model Only)
  23
5 Test Procedures

25
- General
  25
- When to Test
  25
- Functional Field Testing
  25
  - Field Test Kit
    25
  - Handheld Functional Test Kit
    25
    
    Description of Handheld Test Kit
    26
    
    Test Procedure
    26
    
    Currents
    26
    
    Batteries
    26
  - Code Requirements
    26
  - Standards Requirements
    26
  - General Test Instructions
    26
- Performance Testing for Ground Fault Trip Units - Primary Injection
  27
6 Battery

28
- General
  28
- Battery Check
  28
- Battery Installation and Removal
  28
7 Frame Ratings

29
8 Record Keeping

29
9 References

29
- Magnum and Magnum DS Circuit Breakers
  29
- Time-Current Curves
  29
Appendix A Zone Interlocking Examples

33
Appendix B Troubleshooting Guide

35
Appendix C Typical Breaker Master Conn. Diagram

37
Appendix D Modbus Translator Wiring

38

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