7015525 – FONTE OTi 50/120-277/1A4 2CH TW L 58287 – Osram

General Information

Item Number 58287
Type Constant Current, Class2
Output Power 50W (per channel and combined)
Programming Tool 51645
Software Download

Environmental Specifications

Ambient Operating Temperature -30ºC to 40ºC
Case Temperature (Tc) 80ºC (max)*
Max. Storage Temp. 70ºC
Max. Relative Humidity (%) 95% non-condensing
Transient Protection NEMA SSL-1 2.5kV
UL Environmental Rating Dry & Damp
UL File number E320395
EMI Compliance FCC Part 15 Class A
Sound Rating Class A

Electrical Specifications

Input

Input Voltage (VAC) 120V-277V (+/- 10%)
Frequency Range (Hz) 50 – 60 Hz (+/- 10%)
120V 277V
Input Current (A) 0.55 0.25A
THD @ Full load <20% <20% Power Factor @ Full load >0.9 >0.9
Efficiency @ Full load ≥84% ≥85%
Inrush Current (Apk) 60 @ 131µs 100 @ 138µs

Output

Output Current (mA) 400 – 1400 mA
(Default: 400 mA/channel)
Output Voltage (VDC) 20-48VDC
Output Ripple Current <25%
Max. Output Power (W) 50W(per channel and combined)
LED Power-Up Time < 750ms
Load Regulation < 5%
Line Regulation < 5%
Over Voltage Protection Yes, non-latching
Over Load Protection Power fold back @ 52W
Output Short-Circuit Yes, non-latching
Over Temperature Protection Yes, Foldback at 105ºC, Auto Recovery

Dimming

Dimming Control DALI
Dimming Range 1-100%
Dimming Type Analog, Log and Linear

CAUTION: More than one power supply present

LED thermal protection (NTC)

NTC value active range <= 25kΩ
Output level minimum User defined

External NTC cannot leave the fixture
The PRG/ NTC control circuit terminals or lead wires are not isolated