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Brand Name : Greenfair
Model Number : EI41
Certification : CE, UL, ISO9001
Place of Origin : China
MOQ : 1000pcs
Payment Terms : T/T
Packaging Details : carton box, plastic blister box
power supply phase : single phase
structure : horizontal
anti-moisture : open
varnish : vacuum varnish
winding : Two winding
lamination core : EI41 H50N, 0.5T
bobbin : EI41*16.5,PA66
Hi-pot : 1500V/50Hz/1mA/60S
Linear transformer EI41 pcb mounting laminated core input 220V / 50Hz 40mA output 12Vac 0.42Aac
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 CHARACTERISTIC: | |||||||
ITEM | INPUT VOLTAGE(1---4) | INPUT CURRENT(1--4) | OUTPUT VOLTAGE(5--8) | LOAD(5---8) | |||
1 | 220V/50Hz | 40mA Max. | ------ | 0 | |||
2 | 220V/50Hz | ------ | 12Vac±5% | 0.42Aac | |||
INSULATION & HI-POT: | |||||||
1). Np-Ns.CORE: 1500V/50Hz/1mA/60S | |||||||
2). Ns--CORE:1000V/50Hz/1mA/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".
NO. | MATERIAL NAME | MATERIAL SPEC. | MANUFACTURER | UL NUMBER | |||||
1 | CORE | EI41 H50N, 0.5T | NEW NIPPON STEEL or equivalent | ||||||
2 | BOBBIN | EI41*16.5,PA66 | E I DUPONT or equivalent | E41938 | |||||
3 | WIRE | MW-75C | Jiangsu Dartong qingjiang M&E Co.,LTD | E237377 | |||||
4 | ISOLATION TAPE | CT-280 | YAHUA | E165111 | |||||
5 | TUBE | VW-1 125℃ 600V | WOER HEAT-SHRINKABLE MATERIAL | E203950 | |||||
6 | VARNISH | 8562/C | HANG CHENG | E200154 | |||||
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
1. OUTLINE DIMENSION ( UNIT:mm): | ||||||||||||
TEST ITEM |
SPEC. |
MAX |
MIN |
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | AVERAGE |
A | 35mmMax. | 33.93 | 33.79 | 33.93 | 33.88 | 33.90 | 33.88 | 33.79 | 33.88 | |||
B | 43mmMax. | 41.98 | 41.77 | 41.93 | 41.93 | 41.81 | 41.77 | 41.98 | 41.88 | |||
C | 35mmMax. | 32.91 | 32.46 | 32.46 | 32.83 | 32.91 | 32.78 | 32.65 | 32.73 | |||
D | 32mm±2 | 33.23 | 33.02 | 33.15 | 33.23 | 33.14 | 33.11 | 33.02 | 33.13 | |||
E | 8.6mm±0.5 | 8.62 | 8.36 | 8.62 | 8.36 | 8.49 | 8.47 | 8.50 | 8.49 | |||
F | 6.15mm±0.5 | 6.20 | 5.86 | 6.08 | 6.20 | 6.02 | 5.98 | 5.86 | 6.03 | |||
G | 0.9mmREF | 0.94 | 0.89 | 0.93 | 0.92 | 0.90 | 0.89 | 0.94 | 0.92 | |||
H | 3.5mmMIN | 5.51 | 5.03 | 5.43 | 5.03 | 5.43 | 5.51 | 5.36 | 5.35 | |||
2. ELECTRICAL CHARACTERISTIC: | ||||||||||||
TEST ITEM |
MEASURE POINT | TEST CONDITION |
SPEC. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | AVERAGE |
VOLTAGE | 5--8 | Input220V Output0.42A AC | 12Vac±5% | 12.24 | 12.23 | 12.25 | 12.22 | 12.24 | 12.236 | |||
NO LOAD CURRENT | 1--4 | Input: 220V outpru: Aa | 40mA MAX | 27.0 | 24.6 | 27.6 | 26.4 | 27.7 | 26.660 | |||
HP-TEST | PRI--SEC.CORE | AC 50Hz/1mA | 1.5KV | OK | OK | OK | OK | OK | ||||
SEC-CORE | 1.0KV | OK | OK | OK | OK | OK |
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.
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Input 220V Linear Transformer EI41 50Hz 40mA Output 12Vac ISO9001 Approved Images |