Eaton Cutler-Hammer DIGITRIP 3000 Series Manuals

Eaton Cutler-Hammer DIGITRIP 3000 Series Manuals

Manuals and User Guides for Eaton Cutler-Hammer DIGITRIP 3000 Series. We have 1 Eaton Cutler-Hammer DIGITRIP 3000 Series manual available for free PDF download: Instructions For Installation, Operation And Maintenance

Eaton Cutler-Hammer DIGITRIP 3000 Series Instructions For Installation, Operation And Maintenance

Eaton Cutler-Hammer DIGITRIP 3000 Series Instructions For Installation, Operation And Maintenance (86 pages)

PROTECTIVE RELAYS

Brand: Eaton | Category: Relays | Size: 24 MB

Table of Contents

Table of Contents
5
Section 1: Introduction
8
Preliminary Comments and Safety Precautions
8
1-1.1 Warranty and Liability Information
9
1-1.2 Safety Precautions
9
General Information
9
Functions/Features/Options
10
Standards
12
Section 2: Functional Description
12
Protection, Testing and Communication Capabilities
12
2-1.1 Rms Sensing
12
2-1.2 Pickup Setting
12
2-1.3 Time Setting
13
2-1.4 Protection Curve Settings
13
2-1.5 Integral Testing
17
2-1.6 Communications
17
Protective Relay Hardware
20
2-2.1 Front Operations Panel
20
2-2.2 Rear Access Panel
22
2-2.3 External Hardware
24
Section 3: Operation
26
Introduction
26
Power-Up and Self Testing
26
Panel Operations
26
3-3.1 Characteristic Curve
26
3-3.2 Program Mode
32
3-3.3 Programming Overview
33
3-3.4 Test Mode
34
Communications Function
34
3-4.1 Address and Baud Rate Settings
35
Section 4: Application Considerations
35
Zone Interlocking Capabilities
35
Section 5: Installation, Startup and Testing
38
Introduction
38
Panel Preparation
38
5-2.1 Cutout
38
5-2.2 Mounting
38
Replacing Digitrip MV with Digitrip 3000
38
Wiring
39
Initial Start-Up
39
5-5.1 before Power Application
40
5-5.2 Initial Power Application
40
Miscellaneous Testing
40
Section 6: Maintenance and Storage
40
General
40
6-1.1 Storage
40
Troubleshooting Guide (Table 6.1)
40
Replacement
40
Section 7: Time-Current Curves
43
Digitrip 3000 Inverse Time Overcurrent Curves
43
Section 7, Paragraph
43
Digitrip 3000 Curve Equations
67
A1.0 Introduction
68
A2.0 General Description
68
Effective: Date 02/2006
68
A3.0 Installation
68
A3.1 Panel Preparation
68
A3.2 Digitrip 3001 Drawout Relay Parts List
68
A3.3 Mounting the Drawout Outer Case
68
A4.0 Wiring and Setup
69
A5.0 Application Considerations
73
A6.0 Drawout Operation
73
A6.1 Inserting the Relay
73
A6.2 Removing the Relay
74
B1.0 Introduction
75
B2.0 General Description
75
B3.0 Functional Description
77
B4.0 Installation
77
B4.1 Panel Preparation
77
B4.2 Mounting the Digitrip 3000 with Dualsource Power Supply
77
B5.0 Wiring and Setup
79
B6.0 Application Considerations
79
B6.1 Sensitivity and Ct Ratios
79
B6.2 Tripping on Facility Energization
79
B6.3 Ct Saturation
79
B6.4 Burden Data
81
B7.0 Testing the Dual-Source Power Supply
81
B7.1 In-Service Test
81
B7.2 Lab Bench Test
81

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