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150W-VACR32
Eaton 150W-VACR32 Manuals
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Eaton 150W-VACR32 manual available for free PDF download: Instructions For Installation, Operation And Maintenance
Eaton 150W-VACR32 Instructions For Installation, Operation And Maintenance (62 pages)
Vacuum Circuit Breaker
Brand:
Eaton
| Category:
Circuit breakers
| Size: 6.48 MB
Table of Contents
Table of Contents
4
Figure Title
9
Type W-VACR 630A Breaker Element Only Outline Dimensions (Millimeters) & Weights (Kilograms)
9
Type W-VACR 630A Breaker Element Only Outline Dimensions (Millimeters) & Weights (Kilograms)
10
Type W-VACR 800/1250A Breaker Element Only Outline Dimensions (Millimeters) & Weights (Kg)
11
Type W-VACR 800/1250A Breaker Element Only Outline Dimensions (Millimeters) & Weights (Kg)
12
Type W-VACR 800/1250A Breaker Element Only Outline Dimensions (Millimeters) & Weights (Kg)
13
Type W-VACR 2000A Breaker Element Only Outline Dimensions (Millimeters) & Weights (Kg)
14
Type W-VACR 2500A Breaker Element Only Outline Dimensions (Millimeters) & Weights (Kg)
15
Type W-VAC Breaker Element Only Outline Dimensions (Millimeters) and Weights (Kilograms)
16
Outline and Dimensions (MM) Type W-VAC Breaker Element with Carriage Assembly and Cradle Assembly
17
Outline and Dimensions (MM) Type W-VAC 3150 Breaker with Carriage Assembly
18
Section 2 Safe Practices
19
Section 3 Receiving, Handling and Storage
20
Receiving
20
Typical VCP-W Tools and Accessories
20
Handling
21
Storage
21
Typical Front View VCP-W Vacuum Circuit Breaker Element
22
Typical VCP-W Vacuum Circuit Breaker Element with Front Cover Removed
23
Typical Rear View VCP-W Vacuum Circuit Breaker Element
24
Typical VCP-W Vacuum Circuit Breaker Element Escutcheon
25
Front and Rear External View W-VAC Breaker with Cradle Assembly for Double Tier Switchgear
26
Front and Rear External View W-VAC 3150A Breaker with Carriage Assembly for Single Tier Switchgear
27
Section 4 Installation
28
Initial Inspection and Operation
28
Manual Operation Check
28
Vacuum Interrupter Integrity
28
Insulation
28
Contact Erosion and Wipe
28
Primary Circuit Resistance
28
Nameplate
28
Electrical Operations Check
28
Type W-VAC Breaker Manual Operation (Single Tier Breaker Shown)
29
Breaker/Compartment Interface Check
30
Section 5 Description and Operation
32
Interrupter Assembly
32
5-1.1 Vacuum Interrupter
32
Flush Mounted Configuration
32
5-1.2 Contact Erosion Indicator (Except 3150A)
33
5-1.3 Contact Erosion Indicator (3150A Only)
33
Behind the Door Configuration
33
Closeup of Type W-VAC Breaker Vacuum Interrupters and Current Carrying System
33
5-1.4 "T" Cutout Loading Spring Indicator
34
5-1.5 Contact Wipe and Stroke
34
5-1.6 Pole Unit Support Molding
34
Stored Energy Mechanism
35
5-2.1 Operation of Stored Energy Mechanism
35
5-2.2 Charging
35
5-2.3 Closing Operation
35
Closing Cam and Trip Linkage
36
Charging Schematic
37
5-2.4 Tripping Operation
38
5-2.5 Trip Free Operation
38
Control Scheme
38
5-3.1 Timing
38
5-3.2 Secondary Disconnects
38
5-3.3 Undervoltage Trip Device
39
Interlocks
39
5-4.1 Floor Tripping, Spring Release and Anti-Latch Interlocks
39
5-4.2 Levering Interlock
39
5-4.3 Anti-Close Interlock
39
5-4.4 Earthing Drive Interlock
39
Typical DC and AC Control Schemes
40
Undervoltage Trip Device Configuration
41
Miscellaneous
42
5-5.1 Earthing Contact
42
5-5.2 Operations Counter
42
Levering Mechanism
42
Circuit Breaker Interfacing
42
5-7.1 Electrical Clearances
42
Closeup of Type W-VACW Breaker Vacuum Interrupters and Current Carrying System
42
Section 6 Inspection and Maintenance
43
Warning
43
Frequency of Inspection
43
Vacuum Interrupter Integrity Test
43
Lubrication Points
43
Inspection and Maintenance Procedures
44
Contact Erosion (Except 3150A)
46
6-5.1 Contact Erosion (3150A Only)
46
6-5.2 Contact Wipe (All Ratings)
46
Vacuum Interrupter Showing Contact Erosion Indicator with Breaker Open
46
Vacuum Interrupter Showing Contact Erosion Indicator with Breaker Closed
46
Insulation
47
Insulation Integrity Check
47
Breaker Shown Closed and Interrupter Erosion Satisfactory (3150A)
47
Primary Circuit Resistance Check
48
Mechanism Check
48
6-9.1 Closure Test
48
T" Contact Wipe Indicator
48
Lubrication
53
Troubleshooting Chart
53
Section 7 Renewal Parts
56
General
56
Ordering Instructions
56
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