Shenzhen Greenfair Electronics Co., Limited
Shenzhen Greenfair Electronics Co., Limited
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Power transformer EI30 type pcb mounting input 306V / 50Hz 10mA output 11.5V / 9V 67mA 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.
| 3. ELECTRICAL CHARACTERISTIC: | ||||||||||
| ITEM | INPUT VOLTAGE(1-5) | INPUT CURRENT(1-5) | (6-8)OUTPUT VOLTAGE/CURRENT | (8-10)OUTPUT VOLTAGE/CURRENT | DC-R | |||||
| 1 | 306V/50Hz | 10mA Max. | 11.5Vac(ref.)/0A | 11.5Vac(ref.)/0A | ||||||
| 2 | 306V/50Hz | ------ | 9.0Vac±5%/67mA | 9.0Vac±5%/67mA | ||||||
| 4. INSULATION & HI-POT: | ||||||||||
| 1). Np--Ns:3000V/50Hz/3mA/60S | ||||||||||
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".
| 5. MATERIAL: | ||||||||||
| NO. | MATERIAL NAME | MATERIAL NORM | MANUFACTURE | NOTE | ||||||
| 1 | CORE | EI30 H18A 0.35T | NEW NIPPON STEEL or equivalent | |||||||
| 2 | BOBBIN | PET | E I DUPONT or equivalent | E41938 | ||||||
| 3 | CASE | PET | E I DUPONT or equivalent | E41938 | ||||||
| 4 | WIRE | MW-75C or MW-80C | JIANGSU DARTONG QINGJIANG M & E CO LTD or equivalent | E237377 | ||||||
| 5 | TAPE | CT-XXX,130℃,UL94V-0 | JINGJIANG YAHUA PRESSURE SENSITIVE GLUE CO,LTD or equivalent | E165111 | ||||||
| 6 | VARNISH | 8562-C,MW28 | HANG CHEUNG PETROCHEMICAL LTD or equivalent | E200154 | ||||||
| 7 | EPOXY ROSIN GLUE | 3300A/B | EATTO CHEMICAL INDUSTRY CO LTD or equivalent | E218090 | ||||||
General information:
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.