Keystone KT-EMRG-LED-12C-1200-EN /DF 12W SmartSafe LED Constant Wattage Emergency Back-up Driver

DRIVER TYPE: Constant Wattage LED Emergency

MAX. OUTPUT POWER: 12W

INPUT VOLTAGE: 120–277Vac ±10%

OUTPUT VOLTAGE: 20~54Vdc

OUTPUT CURRENT: 600–250mA

SAFETY STANDARD: UL 924, Complies with CEC Title 20 Efficiency Standards

WARRANTY: 5 Years

Input voltage range 120~277Vac ± 10%

Frequency 50/60Hz Power factor >0.9 under 120~277Vac input

Inrush current 20A @ 120V

Max input current 50mA @120V, 35mA @240V, and 30mA @277V

THD <20% under 120~277Vac input

Output voltage 20–60Vdc Class 2 compliant

Output current 600mA @ 20Vdc, 206mA @ 58Vdc

Output power 12W (constant)

Turn-on Delay Time <1s

Overshoot <10%

Ripple & Noise (pk–pk) <10%

Withstand voltage Input to output, 2800Vdc, 2mA

Leakage current Maximum 0.5mA at 277Vac, 60Hz input

Protection Over voltage protection: Hiccup mode. Protection will trigger when load voltage exceeds specified output voltage and will auto recover after the fault mode is removed. Over current protection: Hiccup mode. Protection will trigger when load current exceeds specified output current and will auto recover after the fault mode is removed. Short circuit protection: Hiccup mode. Protection will trigger when short circuit and will auto recover after the fault mode is removed.

Emergency Operation 90 minutes

Battery High-temperature, maintenance-free, LiFePO4 battery, 9.6Vdc, 3 cell

Recharge Time 24 hours

Battery Charging Current 307mA