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Cutler-Hammer 50 VCP-WR 250
Eaton Cutler-Hammer 50 VCP-WR 250 Manuals
Manuals and User Guides for Eaton Cutler-Hammer 50 VCP-WR 250. We have
2
Eaton Cutler-Hammer 50 VCP-WR 250 manuals available for free PDF download: Instructions For The Use, Operation And Maintenance
Eaton Cutler-Hammer 50 VCP-WR 250 Instructions For The Use, Operation And Maintenance (63 pages)
Red Line Vacuum Circuit Breaker Elements
Brand:
Eaton
| Category:
Circuit breakers
| Size: 1.52 MB
Table of Contents
Table of Contents
4
Introduction
7
Type VCP-WR (Red Line Series) Ratings
7
Type VCP-WR Outlines and Dimensions
8
Safe Practices
15
Receiving, Handling and Storage
16
Receiving
16
Handling
16
Storage
16
Type VCP-WR Breaker Weights
17
Typical VCP-WR Escutcheon
24
Inspection and Operation
25
Initial Inspection
25
Manual Operation Check
25
Interface Verification
25
Description and Operation
26
Circuit Breaker Elements
26
Interrupter Assembly
26
5-2.1 Vacuum Interrupter
26
Typical VCP-WR Front Mounted Mechanism
27
5-2.2 Contact Erosion Indicator
28
Type VCP-WR Series 20 Interrupter Assemblies
28
Type VCP-WR Series 18 Interrupter Assemblies
28
Type VCP-WR Series 29 Interrupter Assemblies
28
5-2.3 "T" Cutout Loading Spring Indicator
29
5-2.4 Contact Wipe and Stroke
29
Stored Energy Mechanism
29
5-3.1 Operation of Stored Energy Mechanism
29
Typical Cutler-Hammer Vacuum Interrupter Shown Attached to Non-Sliding Current Transfer System
29
5-3.2 Charging
30
5-3.3 Closing Operation
30
5-3.4 Tripping Operation
30
5-3.5 Trip Free Operation
30
Control Schemes
30
Closing Cam and Trip Linkage
31
Charging Schematic
32
5-4.1 Timing
33
5-4.2 Terminal Blocks
33
Operations Counter
33
Breaker Element Interfacing
34
Introduction
34
General Guidelines
34
6-2.1 Electrical Clearances
34
6-2.2 Interphase Barriers
34
6-2.3 Front Cover (Faceplate)
34
6-2.4 Compartment Interface Verification
35
Series 18 Breaker Element Interfaces
35
6-3.1 Initial Interfacing Steps
35
6-3.2 Electrical Interfaces
35
6-3.3 Mechanical Interfaces
35
Typical VCP-WR Front Cover, Nameplate and Operational Indicators
35
Typical VCP-WR "DC" and "AC" Control Schematics
36
Series 20 Breaker Element Interfaces
37
6-4.1 Initial Interfacing Steps
37
Series 18 Primary Connection
37
Series 18 Showing Bottom Accessed Interlocks and MOC Operator
37
6-4.2 Electrical Interfaces
38
6-4.3 Mechanical Interfaces
38
Series 20 Primary Connection
38
Series 29 Breaker Element Interfaces
39
6-5.1 Initial Interfacing Steps
39
6-5.2 Electrical Interfaces
39
6-5.3 Mechanical Interfaces
39
Series 20 Showing Bottom Accessed Interlocks and MOC Operator
39
Series 29 Primary Connection
40
Series 29 Showing Bottom Accessed Interlocks and MOC Operator
40
Inspection and Maintenance
41
Introduction
41
Frequency of Inspection
41
Lubrication Points
41
Inspection and Maintenance Procedures
42
Vacuum Interrupter Integrity Test
43
Contact Erosion and Wipe
43
Insulation
44
Insulation Integrity Check
44
Vacuum Interrupter Showing Contact Erosion Indicator with Breaker Open
44
Vacuum Interrupter Showing Contact Erosion Indicator with Breaker Closed
44
Primary Circuit Resistance Check
45
Mechanism Check
45
Lubrication
45
Typical "T" Contact Wipe Indicator
45
Wipe Indication Procedure
46
Troubleshooting Chart
47
Renewal Parts
50
General
50
Ordering Instructions
50
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Eaton Cutler-Hammer 50 VCP-WR 250 Instructions For The Use, Operation And Maintenance (71 pages)
Fixed Vacuum Circuit Breaker Elements
Brand:
Eaton
| Category:
Circuit breakers
| Size: 4.55 MB
Table of Contents
Table of Contents
4
Section 1 Introduction
7
Type VCP-WR (Red Line Series) Ratings
7
Type VCP-WR Outlines and Dimensions
9
Section 2 Safe Practices
21
Section 3 Receiving, Handling and Storage
22
Receiving
22
Handling
22
Storage
22
Type VCP-WR Breaker Weights
23
Front View VCP-WR Series 18
24
Rear View VCP-WR Series 18
25
Front View VCP-WR Series 20
26
Front View VCP-WR Series 29
28
Rear View VCP-WR Series 29
29
Typical VCP-WR Escutcheon
30
Section 4 Inspection and Operation
31
Initial Inaspection
31
Manual Operation Check
31
Interface Verification
31
Section 5 Description and Operation
32
Circuit Breaker Element
32
Interrupter Assembly
32
5-2.1 Vacuum Interrupter
32
Typical VCP-WR Front Mounted Mechanism
33
5-2.2 Contact Erosion Indicator
34
5-2.3 "T" Cutout Loading Spring Indicator
35
5-2.4 Contact Wipe and Stroke
35
Stored Energy Mechanism
35
5-3.1 Operation of Stored Energy Mechanism
35
5-3.2 Charging
36
5-3.3 Closing Operation
36
5-3.4 Tripping Operation
36
5-3.5 Trip Free Operation
36
Control Scheme
36
Closing Cam and Trip Linkage
37
Charging Schematic
38
5-4.1 Timing
39
5-4.2 Secondary Disconnects
39
Operations Counter
39
Section 6 Breaker Element Interfacing
40
Introduction
40
General Guidelines
40
6-2.1 Electrical Clearances
40
6-2.2 Interphase Barriers
40
6-2.3 Front Cover (Faceplate)
40
6-2.4 Compartment Interface Verification
41
Series 18 Breaker Element Interfaces
41
6-3.1 Initial Interfacing Steps
41
6-3.2 Electrical Interfaces
41
6-3.3 Mechanical Interfaces
41
Series 20 Breaker Element Interfaces
43
6-4.1 Initial Interfacing Steps
43
6-4.2 Electrical Interfaces
44
6-4.3 Mechanical Interfaces
44
Series 29 Breaker Element Interfaces
45
6-5.1 Initial Interfacing Steps
45
6-5.2 Electrical Interfaces
45
6-5.3 Mechanical Interfaces
45
Series 29 Primary Connection
46
Section 7 Inspection and Maintenance
47
Introduction
47
Frequency of Inspection
47
Inspection and Maintenance Procedures
48
Vacuum Interrupter Integrity Test
49
Contact Erosion and Wipe
50
Insulation
51
Insulation Integrity Check
51
Primary Circuit Resistance Check
51
Mechanism Check
51
Lubrication
51
Wipe Indication Procedure
52
Troubleshooting Chart
53
Section 8 Renewal Parts
56
General
56
Ordering Instructions
56
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