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Eaton VR+ Series User Manual

Eaton VR+ Series
34 pages
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September 2018
Instruction Book IB182923EN
AMH-4.76-VR
+
VR-Series
+
Replacement Circuit Breaker
Eective
AMH-4.76-VR
+
1200A Shown

Table of Contents

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Eaton VR+ Series Specifications

General IconGeneral
Trip TypeThermal-magnetic
Voltage120/240V
Number of Poles1, 2
StandardsUL 489
Terminal TypeScrew

Summary

Introduction to VR-Series+ Circuit Breakers

Important Safety Warning

Critical warning regarding proper application, installation, and maintenance.

Safe Practices for VR-Series+ Breakers

General Safety Guidelines

Essential safety precautions for personnel working with these breakers.

Receiving, Handling, and Storage

Warning on Lifting Devices

Warning against using lifting devices for maintenance or adjustments.

Description and Operation of VR-Series+ Breakers

4.7 Interlocks

Details safety interlocks preventing unsafe operations.

Danger: Interlocks

Critical warning against bypassing or disabling safety interlocks.

Inspection and Installation Procedures

5.1 Examination for Damage

Procedure for checking the breaker for damage before service.

5.2 Sure Close Mechanism Adjustment

Steps for adjusting the Sure Close mechanism for MOC switches.

Warning: Sure Close Adjustment

Warning regarding de-energizing structures and PPE during MOC switch adjustments.

5.10 Insertion Procedure

Step-by-step guide for inserting the breaker into the switchgear cell.

Warning: Arc Flash

Warning about arc flash hazards during insertion/removal and PPE recommendations.

5.11 Removal Procedure

Step-by-step guide for removing the breaker from the switchgear cell.

Inspection and Maintenance

6.1 Inspection Frequency

Recommended intervals for inspecting the circuit breaker.

6.2 Inspection and Maintenance Procedures

Detailed procedures for inspecting and maintaining breaker components.

6.3 Vacuum Interrupter Integrity Test

Performing AC high potential test on vacuum interrupters.

Warning: High Voltage AC

Warning about potential X-radiation and required distance during HP testing.

Warning: Failure to Replace

Warning about consequences of not replacing interrupters with visible 'T' cutout issues.

Danger: Energized Equipment

Critical warning against working on energized equipment or near charged mechanisms.

Replacement Parts Information

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