28W E40 LED Street Light

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28W E40 LED Street Light
Posting date : Oct 19, 2011
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90-
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Input Voltage: 85-265VAC Base: E27 or E40 Frequency Range: 47 ~ 63 Hz Power Factor(PF): 0.9 Total Harmonic DistortionTHD: 20% Power Efficiency: 83% Working Voltage: 24V DC Light power: 28 w LED Luminous Efficiency: 80 lm/w LED Initial Flux: 2, 500 lm ( Tj=25 ) LED Maintain Flux: 2, 300 lm ( Tj=70, Ta=25) Lamp Output Flux: 2, 100 lm ( Tj=70, Ta=25) Lamp's Efficiency ( %): >90 % Illumination ( E ): (Height=6 m )≥ 13 luxEqual to HPS 33 lux (Height=8 m ) ≥ 7.5 luxEqual to HPS 19 lux (Height=10 m )≥ 4.5 luxEqual to HPS 11 lux (Height=12 m )≥ 3 luxEqual to HPS 7.5 lux Effective Illuminated Area: 20× 8 m (Height=6 m ) 26× 10 m (Height=8 m ) 33× 13 m (Height=10 m ) 40× 16 m (Height=12 m ) Color Temperature: Cool White: 5, 500 ~ 6, 300 K, Warm White: 2500~3500K Color Index(CRI): Ra75 Beam Angle: The Horizontal Axis: 120° , The Vertical Axis: 60° Junction Temperature ( Tj ): 70 ° C ± 1 0% ( Ta= 25 ° C )

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