Digital Systems

OT 4DIM NFC IP20 Outdoor

Product family features
  • Supply voltage: 220…240 V
  • Current output range: 70…1,050 mA
  • Easy and fast wireless luminaire programming via NFC
  • Flexible current setting with one additional wire (LEDset2)
  • AstroDIM for autonomous dimming with five independent levels (astro, time mode)
  • Allows for energy saving in twilight phases
  • MainsDIM function for dimming via reduction of line voltage amplitude
  • Isolated DALI interface for bidirectional telemanagement systems
  • Standby power consumption: < 0.5 W
  • Constant Lumen Output (CLO)
  • Overtemperature protection via external NTC
  • Integrated customizable thermal management (Driver Guard)
Product family benefits
  • 4DIM functionality in one device (StepDIM, AstroDIM, MainsDIM, DALI)
  • Easy and fast wireless luminaire programming
  • Very high efficiency
  • Wide current output range: 200 mA…1050 mA
  • High surge protection: up to 10 kV (in protection class I or II)
  • Great flexibility due to wide operating temperature range of -40…55 °C or 60 °C
  • Protection through double isolation between mains input and LED output


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Nominal output voltage
Nominal output current
Data sheet
OT 20/170…240/1A0 4DIMLT2 G2 CE
10…38 V 200…1050 mA 123.0 mm 79.0 mm 33.0 mm
OT 40/170…240/1A0 4DIMLT2 G2 CE
15…56 V 200…1050 mA 123.0 mm 79.0 mm 33.0 mm
OT 75/170…240/1A0 4DIMLT2 G2 CE
35…115 V 200…1050 mA 133.0 mm 77.0 mm 40.0 mm
OT 110/170…240/1A0 4DIMLT2 G2 CE
80…220 V 200…1050 mA 150.0 mm 90.0 mm 40.0 mm
OT 165/170...240/1A0 4DIMLT2 G2 CE
130…260 V 200…1050 mA 150.0 mm 90.0 mm 40.0 mm



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Information about Family

Areas of application
  • Street and urban lighting
  • Industry
  • Suitable for outdoor applications in luminaires with IP > 54
  • Suitable for use in outdoor luminaires of protection class I and II