APD Technical Series · 26/30 · Life safety
Emergency Lighting Design for Critical Infrastructure
Emergency lighting must deliver the required illumination when normal power disappears – with the source, controls, and distribution designed as one system.

The engineering point
Engineering decisions made early prevent expensive field problems later.
What you'll take away
Define the required coverage
Coordinate egress paths, critical spaces, transfer timing, and illumination objectives.
Choose the right source strategy
Align generator, inverter, battery, or UPS support with required operating duration.
Test the complete path
Verify source loss, transfer, controls, branch circuits, and periodic testing procedures.
Built for
- Critical Facilities
- Life Safety
- Electrical Design
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