BK / LBK / DBK / DK series single phase control transformer

      1000VA single phase transformer 220V to 110V for inverter

      Item No.: LLBK-1000VA
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       Technical Parameter                                                                                                          
      Product Name  Single Phase Transformer
      Product Model BK/BKZ/DG/EPS UPS/JBK/HDB IT/JBM
      Winding Material Enameled copper wire / enameled aluminum wire
      Capacity 1VA~2000KVA
      Input Voltage Customized
      Output Voltage Customized
      Frequency 50/60Hz
      Insulation Level F/H
      Withstand Voltage Test
      Primary to secondary2.5KV/min;
      Primary to safety ground2.5KV/min;
      Secondary to safety ground1.5KV/min
      Insulation Resistance
      Primary to secondary2500V>100megohm; 
      Primary to safety ground2500V>100megohm; 
      Secondary to safety ground1500V>100megohm
      Induction Withstand
      Voltage Test
      Ground Resistance 25A<80milliohm
      Cooling Method Natural or air cooling
      Transformation Ratio <3%
      Air Carrying Current <6%
      Impedance Voltage about 6%
      Total Losses 10%
      Efficiency 80%--99%
      Operating Temperature -25℃~40℃     (40℃ ,93% RH,56days)
      Storage Temperature -25℃~100℃  (40℃ ,93% RH,56days)
      Certificate CE,ISO
      The technical parameter for reference only, for exactly technical information, please feel free to contact us!
       Production Process                                                                                      
       Packing & Delivery                                                                                      
      Packing Details  : Wooden box or customized
        Delivery Details : Generally it is 5-30 days after order of products.

       Company Profile                                                                                            
      Leilang-Electric is located in Shanghai, China. We are specialized in manufacturing all kinds of transformes,
      voltage stabilizers, voltage regulators, reactors, etc.They are widely used in industrial equipment, CNC machinery,
      power generation, new energy, coal, metallurgy, petroleum, chemical, railway transportation, urban infrastructure
      and other areas.

              We hold the quality management system certificate compliant to the ISO 9001:2015 standard. All kinds of products
      hold CE certificate, and many third-party testing certificate. Our products can meet the electrical safety requirements of
      many countries, such as SASO, UL, etc.

             Our products are sold to Europe, North & South America, Oceania, Asia and Africa, more than 100 countries and regions 
      in the world are using Leilang-Electric products. Products’ quality and technical services are recognized by all customers
      around the world, and we have cooperative distributors in some countries.

             Leilang-Electric will continue to carry forward the spirit of integrity management, technological innovation and win-win
      cooperation, provide top quality products and superior services to every customer, and produce more energy efficient electrical
      equipment, for our better

       Customer Photo                                                                                            


      1. Q: Can I have a sample order? 
       A: Yes, we welcome sample order to test and check quality,and you need to pay the sample fee and freight.
      2. Q: What is the lead time? 
       A: Sample time 3-7 days, we usually ship by DHL, UPS, FedEx,etc. Mass production time 7-25 days.
      3. Q: How long is the warranty? 
       A: 1 year from B/L. If there are any accessory problems,just provide the photos of damaged accessory,then we will provide free service.
      According to the number of products,we will provide easily damaged accessories for free.
      we also can provide technical support if you need. 

      4. Q: Is OEM/ODM available? 
       A: Yes,it is! We are manufacturer with our own R&D team, we can customize products according to customer's drawing or requirements.
      Customized services:
      a. Customized color and special function.
      b. Customized box.
      c. Print customer's logo(MOQ:≥10pcs).
      d. Your other ideas about product, we can help you design and put them into production.
      The above customized services must be confirmed before production.
      5. Q: How to control the products quality? 
       A: Our company owns the core technology ,all kinds of products hold CE certificate. We have professional engnieers.
      Workers are strictly required to make products according to the drawings. Each process has technical instructors.
      The QC supervisors will regularly inspect the production. We will do products performance tests during production,
      and comprehensive quality tests when the products is completed.

      If you have any questions, please do not hesitate to contact us, we will be on our priority attention and fastest reply!

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