Waterproof Constant Current Source 30W-50W LED Switching Power Supply
Product features
Technical specifications
Input voltage 90Vac~277Vac
Input frequency 47Hz~63Hz
Input current 0.9A largest
Inrush current Maximum 30A (cold start)
Starting time Maximum 2s (rated input voltage)
Constant current accuracy Maximum ±5%
Pressure I/P-O/P: 3750Vac, I/P-FG: 1875Vac
Operating temperature -35°C~+70℃
The derating curve Output full load at 60°C,Derogate at 70°C to 80% load output
Storage temperature -40℃~+85℃
Protection function Short circuit, overload, over temperature, over voltage
Overcurrent protection 95%- 105% fixed current limit, automatic recovery
Safety standards UL8750, UL1310 Class 2, EN61347-1, EN61347-2-13, UL1012,UL60950
Electromagnetic compatibility standard EN55015, EN61000-3-2, 3,EN61000-4-2,3,4,5,6,8,11, EN61547
Standard output wire UL Rated,18-16#AWG
Our Advantages
OEM&ODM SERVICE
This company is engaged in the design,manufacture and sale of switching power series
LONG-TIME BURN-IN TEST
Each of the switch power is extremely safe and stable after 5 times testing
With high reliability,105℃long life capacitor,input voltage 5 seconds without damage
FAQ
Q1: How many year warranty of your Led driver?
A: Two years
Q2: Do you have switch power factory?
A: Yes.We are OEM&ODM manufacturer in Chengdu
Q3: Do you offer sample of power?
A: Yes.We offer free sample ,but you need pay the shippment.
Q4: Is your power with copper transform or something?
A: We can do with complete copper transform and copper cladding aluminum.
Q5: Do you have any certification?
A: Yes.We have CE,ISO9001,ROHS,if you need other certification with large order,we can apply for it
Model in the list
Model | Output voltage range(Vdc) | Maximum output current(A) | R&N(maximum)(V) | Effi.% | Maximum power(W) | Power factor |
EW-30-350mA | 63-90 | 0.35 | 5.0 | 89 | 31 | 0.93 |
EW-30-500mA | 36-60 | 0.50 | 4.5 | 89.5 | 30 | 0.93 |
EW-30-700mA | 30-48 | 0.70 | 3.5 | 87 | 34 | 0.93 |
EW-30-1.05A | 18-30 | 1.05 | 2.5 | 87 | 30 | 0.93 |
EW-30-1.40A | 15-24 | 1.40 | 2.5 | 86 | 34 | 0.93 |
EW-30-1.75A | 12-18 | 1.75 | 3.0 | 85 | 31 | 0.93 |
EW-50-350mA | 135-155 | 0.35 | 13.5 | 90 | 50 | 0.95 |
EW-50-500mA | 65-100 | 0.50 | 6.0 | 89 | 50 | 0.95 |
EW-50-700mA | 45-72 | 0.70 | 5.0 | 88.5 | 50 | 0.95 |
EW-50-1.05A | 30-48 | 1.05 | 4.0 | 88 | 50 | 0.95 |
EW-50-1.4A | 20-36 | 1.40 | 3.0 | 87.5 | 50 | 0.95 |
EW-50-1.75A | 18-30 | 1.75 | 2.5 | 87.5 | 52 | 0.95 |
EW-50-2.1A | 15-24 | 2.10 | 4.0 | 86.5 | 50 | 0.95 |
EW-50-2.8A | 12-18 | 2.80 | 3.5 | 84 | 50 | 0.95 |