340VA Audio transformer, toroid transformer, power transformer, toroidal transformer, electric transformer, current transformer, isolation transformer,
Insulation: Class B;
Standard: EN61558, CE, All RoHS components;
Input: 0-230V-240V;50/60Hz(BLU-BRN);
No-load: 0-13.05V, 0-40.21V, 0-40.21V,
Output1: 0-12.07V 0.83A;(BLK-BLK);
Output 2,3:2*( 0-37.2V+/-0.2V 4.46A); (BLUE-GRN), (BLU-GRN);
Power: 340VA.
Dimension: OD114mm; H: 68mm(including wire exit);
Thermal switch: 130 degree;
Temperature rise: At ambient temperature 25C, Pri & Sec Winding 65C max after loading for four hours.
No load: 30mA maximum;
Hi-Pot: 4.2kV, 50Hz, 2mA, 60S.
Copper wire: 180 degree;
Lead wire:
Pri: Direct winding wire with fiber tube;
Sec:Direct winding wire with fiber tube, or UL3321 AWG 22#, 600V, 150 degree;
Pri wire 220mm, wire end tinned 10mm;
Sec Wire: 220mm, wire tinned and stripped 10mm;
Epoxy resin;
protection: magnetic shield.
Accessory: 2* rubbers, 1* metal disc, 1 *flat washer, 1*lock washer, 1* screw.
Net weight: 2.7+/-0.3kg.
1. ENFORCE STANDARD
SAFETY STANDARD: EN61558-1
2. ELECTRCAL PERFORMANCE
Primary rated voltage: 0~230 V ~240 V 50/60Hz
Exciting current: 45mA(Primary black-white input 240V/50Hz)
Secondary rated voltage and current:
| UNLOAD VOLTAGE (V±5%)AC | LOADING VOLTAGE (V±5%)AC | RATED CURRENT (A) |
| S1: 4~5 | 0~13.05V | 0~12.07V | 0.83A |
| S2: 6~7 | 0~40.21V | 0~37.20V | 4.46A |
| S3: 8~9 | 0~40.21V | 0~37.20V | 4.46A |
4. WORKING AND SAFETY PROTEETION
| Electrostatic Shield | √ Magnetic Shield |
| Temperature Protection | Over Current Protection |
| 5. | INSULATION |
|
Insulation resistance test (type test):Pri.~Sec. 500V DC 100 MΩ MIN.
HI-POT TEST (100% test):
Pass our dielectric strength test, without any breakdown Pri.~sec. AC 4.2kV for5seconds (leakage current 2mA MAX )
6. TEMPERATURE RISE
Ta=25ºC Test by resistance method At rated load
Pri.& Sec. WINDING'S TEMPERATURE RISE 100ºCMAX.
Shenzhen Sophia lighting Co., Ltd was founded in 2009, which specializes in researching, developing, producing and exporting first class LED professional lighting and Transformers. Our products are produced with CE & RoHS compliance which include LED Headlight, LED Emergency light, LED Search light, LED Pool light, LED Explosive proof light, Toroidal transformer, EI transformers and so on.
The main advantages of SOPHIA LED lightings and transformers are stable quality, delicate workmanship, high-efficient, long-lifespan. The most fortune of Sophia is our skilled and loyal workers, they concentrates on workmanship and quality, these ensures we can do like we promise. Sophia Lighting runs strictly according to ISO9001: 2008 quality control system. Most of lightings were designed by our experienced R&D team, many of these veterans have 10-15 years experience in lighting and Power supply. SOPHIA has made various toolings for LED Headlight, LED Emergency light, LED Pool light, LED Search light and transformers. For all raw materials, from LED chip, power supply, copper wire to screw, box, we inspect carefully and insist use brand one, quality one. From soldering to wire, we try to improve our workmanship. Safety and durability are our most import principle. All products go through strict quality controlling procedures and aging test process to make sure all the lamps with stable quality and good performance.
With advanced management, professional team, unique design, excellent quality, reasonable price, rapid delivery and all-around services, SOPHIA products have been well-accepted all over the world, especially very popular in Europe, America and Asia markets.
Adhering "good reputation, customer is supreme, long time partners" business principle, with the idea of "Honesty, Quality, Innovation, Efficiency" to serve customers all over the world. We will keep on developing new products, improving quality and service, to make more contributions in low carbon age.
