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Eaton 150VCP-WG50 User Manual

Eaton 150VCP-WG50
81 pages
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Effective 07/2017
IB131006EN
Instructions for Installation, Operation and Maintenance
of Type VCP-W Vacuum Circuit Breakers
Courtesy of NationalSwitchgear.com

Table of Contents

Other manuals for Eaton 150VCP-WG50

Questions and Answers:

Eaton 150VCP-WG50 Specifications

General IconGeneral
Voltage Rating15 kV
Current Rating1200 A, 2000 A, 3000 A
TypeVacuum Circuit Breaker
Poles3
Rated Voltage15 kV
Rated Continuous Current1200 A, 2000 A, 3000 A
Rated Short Circuit Current50 kA
Rated Frequency50/60 Hz
Interrupting MediumVacuum
Mechanical Life10, 000 operations
Operating MechanismSpring Stored Energy
Control Voltage125 V DC

Summary

SECTION 2: SAFE PRACTICES

2-1 RECOMMENDATIONS

Crucial safety practices and recommendations for personnel working with circuit breakers.

SECTION 4: INITIAL INSPECTION AND INSTALLATION

4-8 ELECTRICAL OPERATION CHECK

Procedures for electrically operating the circuit breaker and its components.

4-8.1 CIRCUIT BREAKER INSERTION AND REMOVAL

Detailed steps for inserting and removing the circuit breaker from its compartment.

4-8.2 OPERATION CHECK PERFORMANCE

Performing operational checks after insertion and connection of secondary contacts.

4-9 CIRCUIT BREAKER/STRUCTURE INTERFACING

Ensuring proper and safe interaction between the circuit breaker and its compartment.

4-9.1 INTERFACE INTERLOCKS/INTERFACING CHECK

Checking specific interlocks for safe and proper operation and interfacing.

SECTION 5: DESCRIPTION AND OPERATION

5-2.1 VACUUM INTERRUPTER

Details on vacuum interrupters, their function, and advantages.

5-3 STORED ENERGY MECHANISM

Description of the stored energy mechanism for operating the circuit breaker.

5-3.1 OPERATION OF STORED ENERGY MECHANISM

How the stored energy mechanism operates to charge closing springs.

5-3.2 CHARGING

Step-by-step process for charging the closing springs manually or electrically.

5-3.3 CLOSING OPERATION

How the closing operation is initiated and performed via the mechanism.

5-3.4 TRIPPING OPERATION

How the tripping operation is initiated and performed via the mechanism.

5-3.5 TRIP FREE OPERATION

Explanation of the trip-free operation when closing springs are discharged.

5-4 CONTROL SCHEMES

Explanation of DC and AC control schemes for VCP-W circuit breakers.

5-5 INTERLOCKS AND INTERFACING

Information on circuit breaker interlocks and their interfacing with switchgear.

SECTION 6: INSPECTION, MAINTENANCE AND TROUBLESHOOTING

6-2 FREQUENCY OF INSPECTION AND MAINTENANCE

Guidelines for determining inspection and maintenance frequency based on usage.

6.3 INSPECTION AND MAINTENANCE PROCEDURES

Detailed step-by-step procedures for inspecting and maintaining circuit breaker components.

6-4 VACUUM INTERRUPTER INTEGRITY TEST

Procedure for testing the vacuum integrity of vacuum interrupters using AC high potential.

6-9.1 CLOSURE™ TEST

Procedure for performing the CloSure™ Test to monitor mechanism performance.

6-11 TROUBLESHOOTING CHART

A chart to diagnose and resolve common circuit breaker operational issues.

SECTION 7: RENEWAL PARTS

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