Eaton 150DH-VR Manuals

Manuals and User Guides for Eaton 150DH-VR. We have 1 Eaton 150DH-VR manual available for free PDF download: Instruction Book

Eaton 150DH-VR Instruction Book

Eaton 150DH-VR Instruction Book (36 pages)

Replacement

Brand: Eaton | Category: Circuit breakers | Size: 12 MB

Table of Contents

Disclaimer of Warranties and Limitation of Liability
2
Table of Contents
3
Section 1: Introduction
4
Visual Instruction Booklet Essentials
4
Quick Response Code
4
Available Dh-Vr Circuit Breakers
4
Section 2: Safe Practices
7
Section 3: Receiving, Handling, and Storage
8
Receiving
8
Handling
8
Approximate Weight by Type
9
Section 4: Description and Operation
12
Vacuum Interrupter
12
The Interrupter Assembly
12
Contact Erosion Indicator
12
Contact Wipe and Stroke
13
Phase Barriers
13
Bushings and Disconnecting Contact Assemblies
13
Stored Energy Mechanism
13
Closing Spring Charging
14
Closing Operation
14
Tripping Operation
14
Trip-Free Operation
14
Control Schemes
14
Timing
16
Secondary Connection Block
16
Interlocks
16
Racking-In Interlock
16
Anti-Close Interlock
16
Racking System Trip and Closing Spring Release Interlocks
16
Miscellaneous Items
16
Grounding Contact
16
Moc and Toc Operations
16
Operations Counter
16
Section 5: Inspection & Installation
21
Examination for Damage
21
Nameplate Verification
21
Sure Close Mechanism Adjustment
21
Manual Operation Check
22
Vacuum Interrupter Integrity
22
Low Frequency Withstand Test (Insulation Check)
22
Contact Erosion and Wipe
22
Primary Circuit Resistance
22
Electrical Operations Check
22
Cell Position Description
23
Insertion Procedure
24
Removing Breaker from Cell
25
Section 6: Inspection & Maintenance
27
Inspection Frequency
27
Inspection and Maintenance Procedures
27
Vacuum Interrupter Integrity Test
28
Contact Erosion and Wipe
28
Insulation
29
Insulation Integrity Check
29
Secondary Circuit
29
Primary Circuit Resistance Check
30
Mechanism Check
30
Closure™ Test
30
Lubrication
33
Section 7: Replacement Parts
35
General
35
Ordering Instructions
35

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