KT-EMRG-LED-20SD-2000-EN /DF Keystone Constant Power Emergency LED Driver - 20W 2000 Lumen Dual-Flex Conduit

Keystone Constant Power Emergency LED Driver - 20W 2000 Lumen Dual-flex Cables

The Keystone KT-EMRG-LED-20SD-2000-EN/DF is a highly reliable 20W constant power emergency LED driver designed to ensure your lighting systems remain operational during power outages. Equipped with dual flex cables, this 1-piece enclosure driver delivers 20W of constant output power and features a high-temperature, maintenance-free LiFePO4 battery.

Core Specifications

• Output Power: 20W (constant).
• Input Voltage: 120-277Vac ±10%, 50/60Hz.
• Output Voltage: 20-60Vdc, Class 2 compliant.
• Emergency Operation Time: 90 minutes.
• Recharge Time: 24 hours.
• Location Rating: IP20 design, suitable for dry and damp locations.

Safety & Protections

• Auto-Recovery Protections: Features Hiccup mode for over-voltage, over-current, and short circuit protection, automatically recovering once the fault is removed.
• Battery Protection: Built-in monitoring prevents over-charging and deep discharging to protect the lifespan of the battery.
• Safety Standards: UL 924 listed and complies with CEC Title 20 Efficiency Standards.

Frequently Asked Questions

Does this emergency driver perform automatic testing?

Yes, it features automatic self-diagnostics that automatically conduct a 30-second test every month and a 90-minute test every year. The included test button will flash red if an issue is detected.

What kind of battery does it use?

It utilizes a built-in, high-temperature, maintenance-free 16Vdc LiFePO4 (Lithium Iron Phosphate) 5-cell battery.

What are the physical dimensions?

The driver enclosure measures 12.50" in length, 2.37" in width, and 2.375" in height, with standard flexible conduit lengths of 24".