The 50W DALI D4i DT8 NFC LED Driver is a constant current dimmable LED driver with a built-in DALI-2 interface as a DT8 device, featuring a linear metal housing and a maximum output power of 50W, with current selectable between 650 and 1300mA via NFC programming and a minimum current gear down to 0.1mA, supporting DALI Address, Group, and Scene settings via NFC, designed as a Class II isolated power supply with high power factor and efficiency, capable of switching and dimming LED luminaires with color temperature control, offering amplitude and CCR dimming for smooth and deep dimming, compatible with universal DALI masters supporting DT8 commands, enabled for DALI-250/251/252/253 with DALI data inside, and integrating a maximum 56mA DALI BUS supply to power DALI-2 sensors.
| Output | LED Channel | 2 |
|---|---|---|
| Output | DC Voltage | 10-54V, Max.60V |
| Output | Current | 650-1300mA via NFC setting; Min.current gear lower to 0.1mA,Default 1300mA |
| Output | Current Accuracy | ±3%( ±1%@Certain full load) @ full load |
| Output | Rated Power | Max. 50W |
| Input | Voltage Range | 220-240VAC/ 176-280VDC |
| Input | Frequency Range | 0/50/60Hz |
| Input | Power Factor (Typ.) | > 0.97 @ 230VAC Full load |
| Input | Total Harmonic Distortion | ≤ THD 6% (@ full load / 230VAC) |
| Input | Efficiency (Typ.) | ＞88% @ 230VAC full load |
| Input | AC Current (Typ.) | 0.27A Max |
| Input | Inrush Current (Typ.) | Max. 26.6A at 230VAC; 144μs duration |
| Input | Leakage Current | < 5mA /230VAC |
| Input | Standby Power Consumption | ＜0.5W |
| Input | Anti Surge | L-N:2KV |
| Control | Dimming Interface | DALI Device Type 8 (DALI consumption < 2mA)/ AC Push |
| Control | Dimming Range | 0.01%-100%@ Max current |
| Control | Dimming Method | Amplitude/CCR dimming |
| Control | Dimming Curve | Linear/ Logarithmic optional |
| Protection | Short Circuit | Yes, recovers automatically after fault condition is removed |
| Protection | Over Current | Yes, recovers automatically after fault condition is removed |
| Protection | Over Temperature | Yes, recovers automatically after temperature drop |
| Environment | Working Temp | -25℃ ~ +60℃ |
| Environment | Max. Case Temp | TC=90℃ |
| Environment | Working Humidity | 10% ~ 95% RH non-condensing |
| Environment | Storage Temp. & Humidity | -40℃ ~ +80℃，10%~95% RH |
| Safety & EMC | Safety Standards | EN61347-1, EN61347-2-13, GB 19510.1-2009, GB 19510.14-2009 |
| Safety & EMC | Withstand Voltage | I/P-O/P: 3.75KVAC |
| Safety & EMC | Isolation Resistance | I/P-O/P: 100M Ohms / 500VDC / 25℃ / 70% RH |
| Safety & EMC | EMC Emission | En55015, EN61000-3-2, EN61000-3-3, GB 17625.1-2022, GB/T 17743-2021 |
| Safety & EMC | EMC Immunity | En61547, EN61000-4-2,3,4,5,6,8,11 |
| Others | MTBF | 191350H, MIL-HDBK-217F @ 230VAC full load and 25℃ ambient temperature |
| Others | Dimension | 285x30x21mm (L*W*H) |
| Others | Warranty | 5 Years |
