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General| Brand | ABB |
|---|---|
| Model | SF6 |
| Category | Power Tool |
| Language | English |
Overview of SF6 puffer circuit breaker types, general information, and operational context.
Details the function and importance of the SF6 breaker in high voltage transmission systems.
Explains the purpose and construction of major breaker components like tank, bushings, and interrupters.
Procedure for checking received materials against the shipping list for completeness and damage.
Guidance on safely lifting and moving the circuit breaker, including attachment of shipped parts.
Instructions for proper storage of the circuit breaker to prevent damage, including SF6 gas handling.
Steps for preparing and installing the circuit breaker on its foundation, including grounding.
Guidance on responding to SF6 gas pressure alarms and checking for leaks.
Troubleshooting steps for hydraulic oil pressure alarms, including checking oil level and pump operation.
Addresses issues with erratic breaker speeds, often due to air pockets in the hydraulic system.
Information on interpreting oscillograph timing charts and common timing problems.
Details maintenance checkpoints and suggested inspection frequencies.
Information on contact wear and permissible operations before inspection or replacement.
Instructions for disassembling the circuit breaker for inspection or component replacement.
Procedure for safely removing the breaker from service for maintenance work.
Lists essential equipment like vacuum pumps, gauges, and filters required for maintenance.
Provides a list of common and special tools needed for installation and maintenance.
Details materials required for maintenance, including SF6 gas, hydraulic oil, and cleaning agents.
Safety precautions for handling SF6 and N2 cylinders, including moisture content and cylinder fittings.
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