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380 VCP-WR 40
Eaton 380 VCP-WR 40 Manuals
Manuals and User Guides for Eaton 380 VCP-WR 40. We have
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Eaton 380 VCP-WR 40 manual available for free PDF download: Instructions For Installation, Operation And Maintenance
Eaton 380 VCP-WR 40 Instructions For Installation, Operation And Maintenance (62 pages)
VCP-W, VCP-WR Series 38kV Vacuum Circuit Breakers
Brand:
Eaton
| Category:
Power Tool
| Size: 3.45 MB
Table of Contents
Table of Contents
4
Section 1: Introduction
7
Preliminary Comments and Safety Precautions
7
1-1.1 Warranty and Liability Information
7
1-1.2 Safety Precautions
7
General Information
7
Type VCP-W and VCP-WC Vacuum Circuit Breaker Ratings
8
Outlines and Dimensions
12
Section 2: Safe Practices
14
Recommendations
14
Section 2: Receiving, Handling and Storage
15
General
15
Handling
15
Receiving
15
Tools and Accessories
17
Type VCP-W and VCP-WR Vacuum Circuit Breaker Weights
17
Figure Title
23
Typical VCP-W 38Kv Escutcheon
23
Section 4: Initial Inspection and Installation
24
Introduction
24
Manual Operation Check
24
Vacuum Interrupter Integrity
24
Insulation
24
Contact Erosion and Wipe
24
Primary Circuit Resistance
24
Nameplate
24
Electrical Operation Check
24
Type VCP-W Circuit Breaker Manual Charging Handle in Use
24
4-8.1 Circuit Breaker Insertion and Removal
25
4-8.2 Operation Check Performance
26
Breaker/Structure Interfacing
26
4-9.1 Interface Interlocks
26
4-9.2 Drawout Breaker Interfacing Check (VCP-W)
26
Drawout Circuit Breaker (Bottom View)
27
Section 5: Description and Operation
28
Introduction
28
Interrupter Assembly
28
Plate over Rear Truck Opening 2000A Breakers and above (VCP-W Shown)
28
5-2.1 Vacuum Interrupter
29
5-2.2 Contact Erosion Indication
29
Graphic Representation of Arc Interruption
29
5-2.3 Loading Spring Indication
30
5-2.4 Contact Wipe and Stroke
30
Stored Energy Mechanism
30
5-3.1 Operation of Stored Energy Mechanism
30
5-3.2 Charging
30
Closing Cam and Trip Linkage
31
5-3.3 Closing Operation
32
5-3.4 Tripping Operation
32
Control Schemes
32
5-4.1 Timing
32
5-4.2 Secondary Disconnects
32
Charging Schematic
33
Typical VCP-W "DC" and "AC" Control Schematics (Drawout)
34
Typical VCP-WR "DC" and "AC" Control Schematics (Fixed)
35
5-4.3 Secondary Terminal Blocks
36
5-4.4 Undervoltage Trip Device
36
Secondary Plug Shown Mounted Lower Left Drawout Circuit Breaker
36
Interlocks and Interfacing
37
Levering Mechanism (VCP-W Only)
37
Operations Counter
37
Ground Contact
37
MOC and TOC Switch Operations
37
Secondary Terminal Blocks Shown Mounted Bottom Front Fixed Circuit Breaker
37
Undervoltage Trip Device Configuration
38
Section 6: Inspection, Maintenance and Troubleshooting
39
Introduction
39
Frequency of Inspection and Maintenance
39
6-2.1 Qualified Personnel
39
6-2.2 Helpful Tools and Accessory Items
39
6-2.3 General Torque Guidelines
39
Lubrication Points (Drawout Circuit Breaker Shown)
41
Inspection and Maintenance Procedures
42
Vacuum Interrupter Integrity Test
43
Contact Erosion
43
Contact Wipe
43
Insulation
44
Insulation Integrity Check
44
Primary Circuit Resistance Check
44
Rear Measurement for Contact Erosion Being Made (Circuit Breaker Closed)
44
Graphical Representation of Contact Erosion Measurement
44
Side View of Loading Spring Indicator (Circuit Breaker Closed)
45
Graphical Representation of Contact Wipe Measurement of Loading Spring Indicator
45
Resistance Measurement Locations
45
Mechanism Check
46
Closure TM Test
46
General
46
Status Indicators
46
Wrapping Tape up Around Cam
46
Attaching Tape Around to Back of Cam
47
Attaching Closure
47
Test Tool at Hole "A
47
TM Test Tool at Hpole "B
47
Manually Charging Closing Springs
47
Manually Closing Circuit Breaker with Marker in Hole "C
48
Top View of Cam and Marker Interface
48
Move Marker 15° to Right
48
Move Marker 15° to Left
48
Remove Marked Masking Tape from Cam
48
Place Tape on Right Side Panel of Breaker
48
Illustrative Testing Tape Sample
49
Front View of Closure
49
Typical Circuit Breaker Front View with Closure
49
Lubrication
50
Troubleshooting Chart
52
Section 7: Renewal Parts
53
7-1.1 Ordering Instructions
53
Recommended Renewal Parts for ANSI Rated Breakers
53
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