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Big Power Low Frequency Transformer EI76 With Fuse Connector Single Phase
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Brand Name:Greenfair
Model Number:EI57
Certification:CE, UL, ISO9001
Payment Terms:T/T
Company Data
Active Member
Business Type:
86--13410551670
Business Type:
Manufacturer Exporter Trading Company
Officials:
2nd Floor,No. 68, Dongxinjia Industrial Park, Honghu Village, Xinqiang Community,Xinhu Street, Guangming District, Shenzhen
Quality:
Quality Certifitation Available
Product Details
Company Profile
Product Details
Power transformer EI66 EI57 lead wire metal case easy mounting input 208V AC 50Hz single phase low frequency transformer
The products are mainly used in various types of Access Controller,
Building Intercom, Safety& Security Power Supply, network, DVD,
monitors, computer, communication products, lighting systems and
instruments and other products.
Low frequency transformer is applicable to alternating voltage with input voltage of 100V-440V, working frequency of 50/60HZ and working enviroment temperature of -25℃ - 70℃ . The product specification is standardized, which is convenient for production.
| 2, ELECTRICAL CHARACTERSTIC: | ||||||||
| NO. | ITEM | MEASURED POINT | TECHNICAL DATA | REMARK | ||||
| 1 | INPUT VOLTAGE 1 | black----red | 208V AC 50Hz | |||||
| 2 | PRI EXCITING CURRENT 1 | black----red | 200mAMAX | NO ADD LOAD | ||||
| 3 | OUTPUT VOLTAGE 1 | white----yellow | 29V AC REF | NO ADD LOAD | ||||
| 4 | OUTPUT VOLTAGE 1 | white----yellow | 24V AC±5% | ADD LOAD 1.65A | ||||
| 5 | INPUT VOLTAGE 2 | black----yellow | 240V AC 50Hz | |||||
| 6 | PRI EXCITING CURRENT 2 | black----yellow | 200mAMAX | NO ADD LOAD | ||||
| 7 | OUTPUT VOLTAGE 2 | white----yellow | 29V AC REF | NO ADD LOAD | ||||
| 8 | OUTPUT VOLTAGE 2 | white----yellow | 24V AC±5% | ADD LOAD 1.65A | ||||
| 9 | HI-POT | PRI----SEC | 3KV AC | 5mA 60SEC | ||||
| COIL-CORE | 0.5KV AC | 5mA 60SEC | ||||||
The implementation of standards: GB19212.5-2006 "special
requirements for general purpose isolation transformer".
GB19212.7-2006 "special requirements for safe isolation
transformers for general use".
GB19212.18-2006 "special requirements for transformer for switch
type power supply".
| 3, MATERIAL LIST: | ||||
| NO. | ITEM | MATERIALS | SUPPLIERS | REMARK |
| 1 | CORE | EI57 H50A 0.5T | DONG JUN OR EQUIVALENT | |
| 2 | BOBBIN | NY66 | E I DUPONT | E41938 |
| 3 | FRAME | COLD ROLLING STEEL | KANG LI | |
| 4 | WIRE | MW75C 2UEW 130℃ | DARTONG OR EQUIVALENT | E237377 |
| 5 | TAPE | CT-280 130℃ | YAHUA | E165111 |
| 6 | PVC WIRE | UL1015 22AWG 105℃ 600V WHITE/BLUE | WOER OR EQUIVALENT | E206145 |
| 7 | PVC WIRE | UL1007 22AWG 80℃ 300V RED/BLACK | DONG TIAN TONG LI | E254854 |
| 8 | VARNISH | 8562/A | HANG CHENG | E200154 |
It is recommended that the temperature of the part does not exceed
+125°C under worst case conditions.
Storage Temperature: -40°C to 85°C
Operating Temperature: -40°C to 125°C
Test conditions of Electrical Properties: 20°C, 33% RH if not
specified differently
We will feel appreciated if you can provide the parameters of the
product or the photo of the item.
All products of the size,electrical performance can be designed
according to customer requirements in R&D.
Don’t hesitate to contact us if any interesting in our products.
Company Profile
Shenzhen Greenfair Electronics Co., Limited
Greenfair Electronics is one of the key electric enterprises in Shenzhen., professional in design and manufacture High Frequency Transformer, Power Transformer, Inductors, EMI equipment, SMT Magnetic Components, Network and Telecommunication Transformers, Automotive and Telecommunication Applications, etc., provide PCB design, electric circuit design. Moreover, besides standard products, we also provide an extensive range of customization services in order to cater for your special orders.
We have about 3800M production area with annual output up to
50,000,000pcs. And we have a labor force which has grown to more
than 400, and own a professional group more than 30 members who
hammer at technology and engineering craft.
We earned international approval from CE, UL, CQC, CSA, VDE and awarded the ISO9001:2000 Quality Management Certificate, Also, our company is well equipped with complete equipment and advanced assembly lines that have a enviable quality control and assurance system. We strongly believe that we could provide high quality produces and the best customer satisfaction service as well as the best competitive price to our customers at any time.
The key of our success is quality and customer service. We have a
highly efficient team to deal with inquiries from customers. We are
experienced in selling goods to Europe and Asia and enjoy a good
reputation among clients.
We are seeking sincere cooperation with all interested companies.
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