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Cutler-Hammer Digitrip 520MC
Eaton Cutler-Hammer Digitrip 520MC Manuals
Manuals and User Guides for Eaton Cutler-Hammer Digitrip 520MC. We have
3
Eaton Cutler-Hammer Digitrip 520MC manuals available for free PDF download: Instructions Manual, Instructional Leaflet, Manual
Eaton Cutler-Hammer Digitrip 520MC Instructions Manual (40 pages)
Trip Units for use in Magnum and Magnum DS Circuit Breakers
Brand:
Eaton
| Category:
Power distribution unit
| Size: 3.85 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
Installation of the Trip Unit
5
Rating Plug Installation
5
Trip Unit/Rating Plug Removal
6
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
General
11
(Current Sensor Ratings and Rating Plugs)
11
Trip and Operation Indicators
16
Making Current Release
16
Zone Interlocking (520 Family Only)
16
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
Breaker Interface Module (BIM)
23
Remote Master Computer
24
INCOM Network Interconnections
24
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
Eaton Cutler-Hammer Digitrip 520MC Instructional Leaflet (40 pages)
Trip units for use only in Magnum and Magnum DS circuit breakers
Brand:
Eaton
| Category:
Circuit breakers
| Size: 4.95 MB
Table of Contents
Table of Contents
2
Dtscripoinn Pagt
2
List of Figures
3
List of Tables
4
Section 1: General Description of Digitrip Trip Units
5
Protection
5
Mode of Trip and Status Information
5
Installation and Removal
8
Wiring
9
Plexiglass Cover
9
Ground Alarm/Power Supply Module (520M/MC Models Only) . 9 Display Feature (520M and 520MC Only)
10
Standards
10
Section 2: General Description of Magnum Circuit Breakers
11
General
11
Low-Energy Trip Actuator
11
Ground Fault Protection
11
Current Sensors (Magnum Standard Frames)
17
Current Sensors (Magnum Double-Wide Frames)
17
Section 3: Principles of Operation
17
General
17
Trip and Operation Indicators
17
Making Current Release
17
Zone Interlocking
17
Section 4: Protection Settings
22
General
22
Long Delay Current Setting
22
Long Delay Time Setting
23
Short Delay Current Setting
23
Short Delay Time Setting
23
Instantaneous Current Setting
24
Ground Fault Current Setting
24
Ground Fault Time Delay Setting
24
INCOM (Digitrip 520MC Models Only)
25
Section 5: Test Procedures
26
General
26
When to Test
26
Functional Field Testing
26
Primary Injection
27
Section 6: Trip Unit Battery
29
General
29
Battery Check
29
Battery Installation and Removal
29
Section 7: Frame Ratings (Sensor Ratings and Rating Plugs)
30
Section 8: Record Keeping
30
Section 9: References
31
Time-Current Curves
31
Section 10: Digitrip 520MC with Maintenance Mode
32
General
32
Maintenance Mode Settings
32
Arming Maintenance Mode
32
Remote Indicator
32
Choosing the Reduction Setting
32
Tripping and Testing
32
Appendix A: Zone Interlocking Examples
34
Appendix B: Troubleshooting Guide
36
Appendix C: Typical Breaker Master Connection Diagram
37
Appendix D: Modbus Translator Wiring
38
Eaton Cutler-Hammer Digitrip 520MC Manual (6 pages)
with Maintenance Mode
Brand:
Eaton
| Category:
Industrial Electrical
| Size: 1.05 MB
Table of Contents
Table of Contents
1
General
2
Maintenance Mode Settings
2
Arming Maintenance Mode
2
Remote Indicator
3
Choosing the Reduction Setting
4
Tripping and Testing
4
Wiring Diagram
5
Manufacturer's Statement
6
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