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General| Amperage | 50A |
|---|---|
| Poles | 3 |
| Voltage | 15 kV |
| Rated Voltage | 15 kV |
| Rated Continuous Current | 50A |
| Interrupting Medium | Vacuum |
| Mechanical Endurance | 10, 000 operations |
| Rated Short Circuit Current | 25 kA |
| Control Voltage | 125 V DC |
Covers general safety, warranty, and preliminary information for circuit breakers.
Provides an overview of the circuit breaker's purpose and design.
Details the electrical ratings and specifications of the VCP-W breaker.
Presents physical dimensions and outline drawings of the circuit breaker.
Lists essential safety practices for handling and operating the circuit breaker.
Covers general aspects of receiving, inspection, and safe handling procedures.
Outlines recommended procedures for storing the circuit breaker.
Lists available standard and optional tools and accessories for the breaker.
Provides weight specifications for different VCP-W breaker models.
Introduces the initial inspection and installation procedures.
Describes how to perform a manual check of the breaker's operation.
Details the procedure for checking the integrity of vacuum interrupters.
Explains how to check the primary and secondary insulation of the breaker.
Guides on checking contact erosion and wipe for proper breaker function.
Specifies how to measure primary circuit resistance and acceptable values.
Instructions to compare the breaker nameplate with switchgear drawings.
Outlines the steps for performing an electrical operation check.
Covers critical interlocks and checks for safe breaker interfacing.
Introduces the breaker's design and operational features.
Describes the vacuum interrupter assembly and its components.
Explains the operation of the stored energy mechanism for closing and tripping.
Details the DC and AC control schemes for breaker operation.
Further details on interlocks and their interaction with the structure.
Explains the function and operation of the levering mechanism.
Describes the mechanical operations counter.
Explains the function and location of the ground contact.
Details the operation of mechanism and truck operated control switches.
Introduces the section on inspection, maintenance, and troubleshooting.
Provides guidelines on recommended inspection and maintenance schedules.
Lists step-by-step procedures for inspection and maintenance tasks.
Details the method for testing vacuum interrupter integrity.
Explains how to check for contact erosion and wipe.
Covers maintenance procedures for insulation surfaces.
Outlines tests for checking primary and secondary insulation integrity.
Describes how to measure and check primary circuit resistance.
Details visual and functional checks for the breaker mechanism.
Provides guidance on lubricating breaker components.
A chart listing symptoms, inspection areas, and probable defects.
Information on procedures for retiring the circuit breaker from service.
Recommendations for reporting breaker failures.
General advice on stocking and ordering spare parts.
Details on how to specify and order renewal parts.
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