Digital Systems


Product family features
  • DEXAL interface based on DALI-2 communication
  • Available with different wattage: 40 W, 75 W, 110 W, 165 W
  • Current output range: 70…1,050 mA
  • AstroDIM for autonomous dimming with five independent levels (astro, time mode)
  • Standby power consumption: < 0.5 W
  • Integrated customizable thermal management (Driver Guard)
  • Constant Lumen Output (CLO)
Product family benefits
  • Ready for Zhaga Book 18 and DALI part 25x + AUX
  • Electrical interface and data communication fully based on open standards
  • Fully programmable via software (DALI Interface, NFC)
  • Low luminous efficacy tolerance through low output current tolerance of ± 3 %
  • High surge protection: up to 10 kV (1 pulse) in protection class I or II
  • Lifetime: up to 100,000 h (depending on Tc temperature, max. 10 % failure rate)
  • Mains input undervoltage protection
  • Very high efficiency
  • Fulfill safety requirement due to overload, overtemperature, Hot Plug protection


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Nominal output voltage
Nominal output current
Data sheet
OT DX 40/220…240/1A0 DIMA LT2 E
15…56 V 200…1050 mA 133.0 mm 77.0 mm 40.0 mm
OT DX 75/220…240/1A0 DIMA LT2 E
35…115 V 200…1050 mA 150.0 mm 90.0 mm 40.0 mm
OT DX 110/220…240/1A0 DIMA LT2 E
75...220 V 200…1050 mA 170.0 mm 100.0 mm 40.0 mm
OT DX 165/220…240/1A0 DIMA LT2 E
130…260 V 200…1050 mA 170.0 mm 100.0 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