250W 24v constant voltage triac dimmable led power supply driver pwm dimming Junction Box
Integrated design of junction box and constant voltage LED driver 250W, 100-277vac input voltage, working efficiency up to 88%, metal shell design, using free air convection for heat dissipation, good performance, with 7-year warranty
Specification
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Model
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SMT-012-250VTH
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SMT-024-250VTH
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Output
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DC Voltage
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12V
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24V
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Voltage Regulation
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±0.5%
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Voltage Tolerance
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±0.5V
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|
Load Regulation
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±2%
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±1%
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Rated current
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20.83A
|
10.41A
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Rated power
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250W
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Input
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Voltage Range
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110-277VAC
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|
Frequency Range
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47-63HZ
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Power Factor(Typ.)@full load
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0.99@120VAC 0.97@277VAC
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0.99@120VAC 0.97@277VAC
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THD(Typ.)@ full load
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<20%
|
|
Efficiency(Typ.)@ full load
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86%
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88%
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AC Current(Max.)
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3.4A@110VAC
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|
Inrush Current (Typ.)
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20A, 50%, 1.9ms
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|
Leakage current
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<0.50mA
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|
Protection
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Short Circuit
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shut down o/p voltage, re-power on to recover after fault condition is removed
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Over Loading
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≤120% Hiccup mode,recovers automatically after fault condition is removed
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|
Over temperature
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100℃±10℃ shut down o/p voltage, automatically recover after cooling.
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Environment
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Working TEMP.
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-40~+60℃ (see below derating curve)
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Working Humidity
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20~90% RH, non-condensing
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|
Storage TEMP. Humidity
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-40~+80℃,10~95%RH
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TEMP .coefficient
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±0.03%/℃(0~50℃)
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|
Vibration
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10~500Hz, 5G 10min./1 cycle,period for 60min. each along X,Y,Z axes
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|
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Safety standards
|
UL8750
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|
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Withstand voltage
|
I/P-O/P:3.75KVAC
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|
Safety&EMC
|
Isolation resistance
|
I/P-O/P:100MΩ/500VDC/25℃/70%RH
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|
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EMC EMISSION
|
FCC Part 15 B
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|
Others
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Weight
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1.9Kg
|
|
Size
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278*108*46mm (L*W*H)
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|
packaging
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10PCS/CTN 385*335*200mm 20PCS/CTN
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Notes
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1. All parameters if NOT specially mentioned are measured at 120VAC input , rated load and 25℃of ambient temperature.
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|
2. To extend the driver's using life ,please reduce the loading at lower input voltage.
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Compatible Light Type
12v 250w triac dimmable led driver takes about 7 years warranty,and it is have short circuit/overload temperature protection.Through 100% full load burn-in test. It application with indoor & outdoor illuminating lights, like LED LIGHT & POWER led strip light.
Related Products
|
250W waterproof constant voltage led driver, waterproof grade ip67, aluminum shell design, good heat dissipation, effective waterproof and dustproof, with 3-year warranty
Mode：SMT-012-250VW
Dimming Mode : non-Dimming
Output Power : 250W
intput voltage：100~277V AC
Size：276*78*47MM （L*W*H）
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