Osram 57351 Optotronic 40W 120/277V AC 50/60Hz Constant Current Dimmable Compact LED Driver OTi 40W/120-277/1A4 DIM-1


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OPTOTRONIC Programmable Compact LED Drivers

OSRAM 57351 OPTOTRONIC OTi40W/120-277/1A4 DIM-1 40W Constant Current, 0-10V Dimmable LED Driver

Product Features

  • Programmable Features:  
    • Output current
    • Dimming level
    • Dim-to-off
    • Soft Start
    • LED thermal protection
    • Vaux (12/20/24V)
    • Constant lumen output
    • End-of-life indicator
  • Input Voltage:  120-277V (+/- 10%)
  • Frequency Range:  50-60 Hz (+/- 5%)
  • Max. Output Power (W):  40W
  • Dimming Control:  0-10V (Isolated)
  • Dimming Range:  1-100%
  • Output Voltage (VDC):  8-55VDC
  • Output Current (mA):  400-1400mA (1mA Step), Default 700mA
  • Product Dimensions (L x W x H):  5.0" x 2.4" x 1.2"
  • Product Weight:  7.8oz 
  • Quantity:  1 
  • UL Environmental Rating: Dry and Damp

Product Family Features

  • Universal input voltage - 120–277VAC 50/60Hz
  • UL Class 2 output for safe operation
  • Protection against line voltage on 0-10 V dimming wires
  • AUX output models available
  • Custom programmable with 1mA resolution to perfectly match LED load and maximize performance
  • Programming does not require powering up or connecting the power supply to AC line voltage
  • Wide output current and voltage range
  • Available in dimming to 1% with 0–10 V dimmers
  • Integrated OEM programmable features include: constant lumen maintenance, end-of-life indication, LED thermal protection, Vaux (12V/20V/24V), soft start, and dim-to-off
  • Familiar standard industry housing – 5.0" x 2.4" x 1.2" (L x W x H)
  • Available with mounting feet (F-style) or PEM studs (J-style) to simplify installation
  • Conforms UL SREC for NTC based thermal protection

Areas of Application

  • Downlights
  • In-grade fixtures
  • Recessed troffer
  • Wall washing