Encapsulated transformer / LED driver transformer 50V 700mA EI power transformer customed from HT

Product Details

Capacity: 1VA-550VA 
Phase: Single 
Input: AC Power with Voltages of Various Countries 
Output: AC Current, Voltage, According to Customers Requirements 
Frequency: 50-60Hz 
Voltage Regulation: 12%-3% 
Insulation Class: B, 130 Celsius Degree; E, 120 Celsius Degree 
Temperature-rise: ≤85 Celsius Degree

UL EI35 9V pure copper Power Transformer

This single-phase transformer is widely applied to the little power of DVD, hi-fi stereo, TV, small adaptor, beauty equipment, instruments and Apparatuses equipment, stage light, lighting control circuit, air-conditioning equipment control circuit, medical equipment, monitoring equipment, automation equipment control circuit, machinery and equipment, energy-efficient equipment.

EI Transformer with Cable

·Single or Dual Primary(115/230V)

·Designed to meet International Safety Requirements

·Inherently Limited Versions available

·UL94V-0 Rated materials

·4500 Vrms Isolation Strength(Pri:Sec)

·Designed for EN60950,UL1477 and UL1581

·Class B Insulation

Basic Data 

Capacity: 1VA-100VA 
Phase: Single 
Input: AC Power with Voltages of Various Countries 
Output: 3~36VAC (Current, Voltage, According to Customers' Requirements) 
Frequency: 50-60Hz 
Voltage Regulation: 12%-3% 
Manufacture Standard: GB/T15290-94, GB/19212-2006, GB2828-2829-87 
Insulation Class: B, 130 Celsius Degree; E, 120 Celsius Degree 
Temperature-rise: ≤85 Celsius Degree 
Features: 
a) High efficiency
b) Low heat generation
c) 3 frames or full isolation bobbin
d) The cores are lapped by silicon steel sheet of high - quality and have been treated by insulation 
e) Clean appearance and convenient installation
f) Competitive pricing.

Testing Items:
No-load Test(No-load Current, No-load Voltage, No-load Loss)
Load Test (Load Voltage, Temperature-rise)
Inductive Voltage Test
DC Resistance Test 
Safety Test

Operating environment:
1) Temp.: The ambient temperature can not over +40°C.
2) Altitude: Mounting location can not exceed the altitude of 2000m
3) Relative humidity: Maximum 90%
4) The site not attacked by rain or snow.

EI35 transformer

Characteristics:

Vacuum epoxy resin embedding

Fire resistance property in accordance with UL94-VO

Mounting height: 35mm

Dielectric strength: 3500V/1min 

Certification: CE ROHS

Embedding mode: D type mounting

Outline size diagram: (in mm, arranging size of pins is a multiple of 2.54mm)

Table of technical parameters:                                   (Non-marked pins are blank)

KEY FEATURES:      

Feature of Low Frequency Transformer 

1.Small idle current

2.Strong load capacity

3.Multiple output windings

Technology parameters of Power supply transformer:

1.Primary voltage: 440V/415V/380V/220V/200V( Customer designated)

2.Secondary voltage:380V/220V/200V/110V/100V/36V/24V/12V/6.3V/3.6V( Customer designated)

3.Operational frequency:50/60Hz

4.Insulation class: T40/B(130℃);T40/F(155℃); T40/H(180℃)@50Hz&Rated current

5.Dielectric strength:P-S 2500V/1min  No breakdown

6.P-E 2500V/1min  No breakdown

7.Insulation resistor:≥100MΩ

8.Cooling way:(Air cooling)

9.Linking way:Y/Y Y//Y  Customer designated

10.Temperature rise limitation:Core does not exceed 80K(thermometer method)),the coil temperature does not exceed 80K(platinum resistor method).

11.Working noise:<60dB(horizontal distance with transformer is 1 meter)

 electric transformer

Product Culture

Payment & Shipping TermsSupply Capacity

Our Service & Advantages: 

1.Reply your inquiry in 24 working hours.

2. Professional staff answer all your questions in fluent English.

3. More than 11 years experience to manufacture for the controller and power 

supply in China. 

4.Engaged in researching and developing for the high technology and with some patent.

5.A team of designers and engineers are capable to create new items according to customer request. 

6.5 years warranty!

7.Welcome OEM and ODM.

8.Cooperate with some famous company. 

9. Quality is our culture.

10. Provide good customer service is our obligation.

SHIPPING
1.We will ship the items within 3 working days after the payment is reached.
2.We can ship to you by UPS/DHL/EMS/Fedex. Pls contact us directly and we will use your preferred ways. For the Countries & Regions where EMS cannot deliver,pls choose other shipping ways.
3.We are not responsible for any accidents, delays or other issues that are the responsibility of the shipping service.
4.Any import fees or charges are the buyer's responsibility.

After Sales Service:

1.We are responsible for all the goods from us. If you have any questions about the goods, you can contact us freely in any time.

2.As add-valued service, we can help our customers arrange their goods combination shipment or other goods they want from here China. We also can help our customer pay to their many different suppliers here.

3.Anything you need us, we are just be here for you.