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Manuals and User Guides for Eaton 50 VCP-TL20. We have
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Eaton 50 VCP-TL20 manual available for free PDF download: Instructions For The Use, Operation And Maintenance
Eaton 50 VCP-TL20 Instructions For The Use, Operation And Maintenance (72 pages)
Linear Magnetic Vacuum Circuit Breakers
Brand:
Eaton
| Category:
Circuit breakers
| Size: 7.32 MB
Table of Contents
Table of Contents
4
Section 1: Introduction
7
Types VCP-TL and VCP-TRL Outlines and Dimensions
10
Section 2: Safe Practices
18
Section 3: Receiving, Handling and Storage
19
Receiving
19
Handling
19
3-2.1 Unpacking
19
3-2.2 Lifting
19
Typical Breaker and Cassette Weights
20
Section 4: Installation
28
Initial Inspection
28
Electrical Clearances
28
Interphase Barriers
28
Front Cover
28
Installing Fixed Circuit Breaker
28
4-5.1 Fixed Mechanical Interfaces
28
4-5.2 Fixed Electrical Interfaces
28
Installing Drawout Circuit Breaker
29
4-6.1 Drawout Mechanical Interfaces
29
4-6.2 Circuit Breaker Positioning
30
4-6.3 Drawout Electrical Interfaces
32
4-6.4 Levering Circuit Breaker
34
Cradle Mounted Levering Mechanism
35
Circuit Breaker Connected as Indicated by Fully Connected Position Label
35
Typical Circuit Breaker Shown in CONNECT Position with Secondary Connections Made
36
Primary Safety Shutters Shown in Open Position with Fixed Primary Stabs Exposed
36
Padlocking Device on Side of Cassette
36
Section 5: Description and Operation
37
Introduction
37
Vacuum Interrupter Assembly
37
Typical Rigid Frame Construction
37
Typical VCP-TL Drawout Breaker Shown (Front Cover Removed)
38
5-2.1 Contact Erosion Indicator
39
5-2.2 Contact Wipe and Stroke
39
Fixed 50 VCP-TRL Interrupter Assembly (600/800A, 16Ka Shown)
39
Drawout 150 VCP-TL Interrupter Assemblies (1200A, 25Ka Shown)
39
Linear Actuator Mechanism
40
5-3.1 Manual Operation
40
5-3.2 Electrical Operation
40
5-3.3 Trip Free Operation
40
5-3.4 Anti-Pump Feature
40
Manual Operation Features
40
Connection Diagrams
41
5-4.1 Timing
41
5-4.2 Secondary Connections
41
Secondary Protective Hood
41
VCP-TRL Non Automatic Connection Diagram
42
VCP-TRL with 520V Trip Unit Connection Diagram
43
VCP-TRL with 1150V Trip Unit Connection Diagram
44
VCP-TL Non Automatic Connection Diagram
45
VCP-TL with 520V Trip Unit Connection Diagram
46
VCP-TL with 1150V Trip Unit Connection Diagram
47
VCP-TL Drawout Umbilical Cord and Connector Wiring Diagram
48
Top View Secondary Connectors
49
AMP Secondary Wiring Removal Tool (AMP#305183) (C-H#MAMPSEC)
49
Electronic Tripping System
51
5-5.1 Microprocessor-Based Trip Unit
51
Hand Held Tester
51
5-5.2 Rating Plug
52
5-5.3 Current Sensors
52
5-5.4 Circuit Breaker Controller
52
Accessory Devices
53
5-6.1 Internal Electrical Accessories
53
5-6.2 Mechanical Accessories
53
Auxiliary Switch
53
Door Escutcheon and Gasket
53
Section 6: Inspection and Maintenance
54
Introduction
54
Frequency of Inspection and Maintenance
54
Vacuum Interrupter Integrity Test
54
Contact Erosion
56
Contact Wipe
56
Contact Erosion Mark Visible on Stem
57
Contact Wipe Inspection Area
57
Satisfactory Contact Wipe Condition with Breaker Closed
57
Unsatisfactory Contact Wipe Condition with Breaker Closed
57
Insulation
58
Insulation Integrity Check
58
Primary Circuit Resistance Check
58
Mechanism Check
58
Lubrication
58
Troubleshooting
58
Circuit Breaker Lubrication
61
Drawout Cassette Lubrication
62
Section 7: Renewal Parts
63
General
63
Ordering Instructions
63
Mechanism and Related Parts
64
Current Path
65
Electrical Attachments
65
Other Breaker Related Parts
68
Trip Unit and Related Parts
69
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