DA: DALI Dimming Control, Meet IEC 62386-101,102 & part of 207, Io adjustable through built-in potentiometer
Universal AC input/Full rang 90-305VAC
Built-in active PFC function
Protections: Short circuit / Over current / Over voltage
Cooling by free air convection
DALI Dimming Control, 100-300V push Dimming function
Metal case, IP65 design for indoor or outdoor installations
Suitable for outdoor LED street lighting, outdoor LED and moving sign applications
Ultra-long life
| Parameter Name | Min. | Typ. | Max. | Unit |
| Input Voltage | 100 | 230 | 277 | Vac |
| Input Current | --- | 0.4 | 0.8 | A |
| Power Factor | 0.95 | 0.98 | 0.99 | PF |
| THD | 5 | 10 | 18 | % |
| Frequency Rang | 47 | 50\60 | 63 | Hz |
| Inrush Current(Typ.) | Cold Start 50A(twidth=280us measured at 50% Ipeak) at 230VAC | |||
| MAX. No. of PSUs on 16A Circuit Breaker | 9 units (circuit breaker of type B)/16units (circuit breaker of type C) at 230VAC | |||
| Parameter Name | Min. | Typ. | Max. | Unit | |
| 50H-42 | Output no-load Voltage | 43 | 46 | 48 | Vdc |
| Output Serving Voltage | 32 | 42 | 43 | Vdc | |
| Output Current | -3% | 1.2 | +3% | Adc | |
| Efficiency | 88 | 91 | --- | %（230VAC） | |
| 50H-48 | Output no-load Voltage | 49 | 50 | 52 | Vdc |
| Output Serving Voltage | 36 | 48 | 49 | Vdc | |
| Output Current | -3% | 1.04 | +3% | Adc | |
| Efficiency | 88 | 91 | --- | %（230VAC） | |
| Overshoot | --- | --- | 10 | ％ | |
| Ripple & Noise | --- | 0.5 | 1 | %（100% load） | |
| No Load Power | --- | 0.5 | 2 | W | |
| Over Current Protection | --- | --- | 110 | % | |
| Short Circuit Protection | Constant Current limiting, recovers automatically after fault condition is removed | ||||
| Item | Min. | Typ. | Max. | Unit |
| Working Temp. | -40～+70℃（Please refer to “OUTPUT LOAD vs TEMPERATURE” section） | |||
| IP Rating | IP65 | |||
| MAX. Working Humidity | 20～95%RH non-condensing | |||
| Cooling Method | Cooling by free air convection，External LED Driver can improve the lifespan. | |||
| Storage Temp. , Humidity | -40～+80℃,10～95%RH | |||
| Working Atmosphere | 70 | --- | 106 | Kpa |
| Item | Min. | Typ. | Max. | Unit |
| I/P-O/P | 3750 | --- | --- | V(AC) |
| I/P-FG | 2000 | --- | --- | V(AC) |
| O/P-FG | 500 | --- | --- | V(DC) |
| Surge: L-N | --- | 4000 | --- | V |
| Surge :L,N-FG | --- | 6000 | --- | V |
| MTBF | ≥296.5Khrs MIL-HDBK-217F (25℃) |
| Dimensions | 126X68X42.5mm |
| Weight | 0.58kg |
Dimming Specifications
| Parameter | Min. | Typ. | Max. |
| DA、DA High Level | 9.5V | 16V | 22.5V |
| DA、DA Low Level | -6.5V | 0V | 6.5V |
| DA、DA Current | 0mA | - | 2mA |
The recommended implementation of the DALI dimming control is provided below.
The recommended implementation of the Push dimming function is provided below.
50H DALI series possess superior working efficiency that up to 91%
Can be reached in field applications.
This LED power supply is suggested to work in constant current mode area (CC) to drive the LEDs.
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