OPTOTRONIC® OTi DALI 2x300 CS Dimmer for constant current LED-Modules Technical information issue: September 2012 subject to change without notes Design and dimensions (All dimensions in mm) Technical data Designation For LED Modules Supply input voltage range nom. Supply input voltage range max Dimming Interface Dimming Mode Operating Frequency Dimming Range Max input current Output load range Power losses min (dimming rate = 1% - no load): Min. output voltage Power losses max (dimming rate = 95% - full load): Safety Performance Radio Interference Immunity Temperature Range Short Circuit Protection Overload Protection Overheating Protection Supply Input Wire Cross Section Supply input cable Supply Input Connection Control Wire Cross Section Control cable Control Connection Output Wire Cross Section Length of Output Wiring Output Connection Dimensions Fixing Screws Approvals OTi DALI 2x300 CS With respect to the output conditions: Constant current OLED modules, constant current LED modules 24 / 48 V DC 20 – 52 V DC DALI with Touch DIM function, interface is protected against polarity reversal in cooperation with Optotronic Power Supplies SELV equivalent isolation of input and output vs. DALI interface PWM > 200 Hz 0,1 – 100% 0.8 A 100 mA: 0 – 4 W @ 24 VDC / 0 - 9 W @ 48 VDC 300 mA: 0 – 13 W @ 24 VDC / 0 – 27 W @ 48 VDC < 1W 10V < 5W EN 61347-2-13 EN 62384 EN 55015 EN 61547 -20 °C to +50 °C YES Automatic shutoff, reversible Automatic shutoff, reversible 0,75 mm2 to 1,5 mm2 NYM 3x1,5 mm2 / H03VV-F2x0,75 mm2 1 pair of screw terminals with covering and strain relief 0,75 mm2 to 1,5 mm2 NYM 3x1,5 mm2 / H03VV-F2x0,75 mm2 1 pair of screw terminals with covering and strain relief 0,75 mm2 to 1,5 mm2 Dependent on OPTOTRONIC Power Supply 2 pair of screw terminals with covering and strain relief 172 mm x 42 mm x 20 mm ∅ 3 mm or ∅ 3.5 mm CE SEE THE WORLD IN A NEW LIGHT Select the correct power supply unit (PSU): LED: The PSU must be selected keeping in mind the maximum number of serial LEDs per channel in the application: Number of LEDs in a series Total Vf of LEDs serie (Typical)* 3 4 5 6 7 8 9 10 11 12 10,5 14,0 17,5 21,0 24,5 28,0 31,5 35,0 38,5 42,0 Recommended Power 24 V 24 V 24 V 24 V 48 V 48 V 48 V 48 V 48 V 48 V Supply Unit Voltage *Calculation done with Typical Vf for single LED of 3,5 V OLED: The PSU must be selected keeping in mind the maximum number of serial OLEDs per channel in the application, including 1V voltage increase per OLED due to voltage aging over lifetime: Number of LEDs in a series Total Vf of LEDs serie (Typical)* 2 3 4 5 6 14 21 28 35 42 Recommended Power 24 V 24 V 48 V 48 V 48 V Supply Unit Voltage *Calculation acc. to Typical Vf including aging for single OLED of 6Vtyp+1Vage = 7V SEE THE WORLD IN A NEW LIGHT