30W - 50W LED Switching Power Supply Waterproof Constant Current Source

Brand Name:HAOLI
Certification:CE,ISO9001,ROHS
Model Number:EWP Series
Place of Origin:ChengDu
Input current:0.9A largest
Starting time:Maximum 2s (rated input voltage)
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Location: Chengdu Sichuan China
Address: Wenjiang, Chengdu, Sichuan
Supplier`s last login times: within 41 hours
Product Details Company Profile
Product Details

Waterproof Constant Current Source 30W-50W LED Switching Power Supply


Product features


  • Universal full voltage input
  • Protection function: short circuit, overload, over temperature, over voltage
  • Internal active power factor correction function, PF>0.92 (full load)
  • Multiple dimming function models are available
  • UL1310 Class 2 power (except >60Vdc)
  • Metal case, IP67 protection grade
  • Natural air cooling
  • Comply with national safety regulations and electromagnetic compatibility standards
  • Suitable for all kinds of LED lighting and LED electronic display
  • 3 years warranty


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


ModelOutput voltage range(Vdc)Maximum output current(A)R&N(maximum)(V)Effi.%Maximum power(W)Power factor
EW-30-350mA63-900.355.089310.93
EW-30-500mA36-600.504.589.5300.93
EW-30-700mA30-480.703.587340.93
EW-30-1.05A18-301.052.587300.93
EW-30-1.40A15-241.402.586340.93
EW-30-1.75A12-181.753.085310.93
EW-50-350mA135-1550.3513.590500.95
EW-50-500mA65-1000.506.089500.95
EW-50-700mA45-720.705.088.5500.95
EW-50-1.05A30-481.054.088500.95
EW-50-1.4A20-361.403.087.5500.95
EW-50-1.75A18-301.752.587.5520.95
EW-50-2.1A15-242.104.086.5500.95
EW-50-2.8A12-182.803.584500.95

China 30W - 50W LED Switching Power Supply Waterproof Constant Current Source supplier

30W - 50W LED Switching Power Supply Waterproof Constant Current Source

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