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Details the PowlVac ARG & ARM Series 4 circuit breakers covered by this manual.
Outlines what the bulletin provides for installation, operation, and maintenance.
Information on obtaining the most current bulletins online.
Steps for establishing an electrically safe work condition per NFPA 70E.
Instructions for studying documentation and personnel responsibilities.
Guidelines for applying temporary protective grounding equipment.
Critical warnings and prohibitions for circuit breaker operation.
Safety measures during high voltage testing to prevent radiation exposure.
Location and main components of the stored energy mechanism.
How linkages control operation and tripping sequences.
Details on charging motor, cutoff switch, anti-pump relay, and solenoids.
Description of the racking mechanism and interlocking features.
Description of primary, secondary, MOC, TOC, and ground connections.
Overview of vacuum interrupters and their connection methods.
Procedures for checking for damage upon receipt of the circuit breaker.
Methods for moving and storing the circuit breaker safely.
Overview of initial tests and procedures for safe operation.
Procedure and safety for insulation testing.
Procedures for testing vacuum integrity and interpretation.
How to test electrical closing and opening functions.
Step-by-step insertion process into the compartment.
Steps for removing the breaker from the compartment.
How to inspect and clean the circuit breaker.
Lubrication and adjustment procedures for the mechanism.
Checking for erosion and integrity of vacuum interrupters.
Timing and resistance tests for performance verification.
Information on how to order replacement parts.
Introduction to replacement steps and safety precautions.
Procedure for replacing the vacuum interrupter assembly.
Lists service manuals for various control devices replacement.
General| Brand | Powell |
|---|---|
| Model | PowlVac ARG 4 Series |
| Category | Circuit breakers |
| Language | English |
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