What is the role of a bus tie switch in redundancy, and what is a potential hazard if not coordinated?

• A. Enables transfer between buses for continuity; hazard: inrush or cross-connection if not isolated leads to faults or power loops
• B. Creates a separate isolated bus for maintenance
• C. Automatically handles load shedding during faults
• D. Provides emergency power by design

Answer: (A)