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General| Brand | Westinghouse |
|---|---|
| Model | Porcel-line H 150 DHP 500 |
| Category | Circuit breakers |
| Language | English |
Outlines essential safety precautions for handling complex high-voltage electrical devices.
Details the procedure for manually charging the closing spring.
Explains how to manually close the breaker contacts.
Describes the process for manually tripping the breaker.
Covers using the maintenance handle for closing operations.
Explains the breaker's operation using electrical control circuits.
Details the function and operation of the spring-based stored energy mechanism.
Details the types, construction, and function of main and arcing contacts.
Describes the arc chute's role in arc extinction and its components.
Details the device used for moving the breaker into/out of the cell.
Interlock mechanism preventing incorrect breaker insertion into the cell.
Prevents moving breaker if contacts are closed.
Prevents closing if breaker is already closed.
Interlocks that operate when inserting/removing breaker from cell.
Procedures for adjusting main contact penetration depth.
Guidelines for establishing inspection and maintenance schedules.
Criteria for determining inspection intervals based on operations and time.
