Changsong Electric Co., Ltd.  

Product Name: Ei28, Ei42, Ei48, Ei57, Ei66, Ei35 Type Transformers Power Low Frequency Transformer Model NO.: CSEI28 Brand: Changsong Shape of Core: Ring Frequency Characteristics: Power Frequency Usage: Single-phase Transformer, Rectifier Transformer, Combined Transformer, Power Transformer, Distribution Transformer Certification: ISO9001-2000, UL, ISO9001, CCC Winding Type: Separated Winding Transformer Cooling Method: Dry-type Transformer Core: Core-type Transformer Phase: Single Application: Power, Electronic, Instrument, Lighting, Rectifier, Audio Trademark: Changsong Transport Package: Standard Export Packing Specification: PV Origin: Zhejiang, China Product Description EI28,EI42,EI48,EI57,EI66,EI35 type transformers Power low frequency transformersProduct Description Our transformer can transfer AC voltage of 100V, 110V, 120V, 200V, 220V, 230V, 240V to lower AC voltage. The input could be provided with single, double or triple voltage winding. Output can be provided from single to several winding. The size of our EI Transformer from EI-28 to EI-114, capacity up to 250W. We can supply with both screw mountings and pin dipping types. $eywords$Application: This single-phase transformer is widely applied to the little power of DVD, hi-fi stereo, TV, small adaptor, beauty equipment, instruments and Apparatuses equipment, stage light, lighting control circuit, air-conditioning equipment control circuit, medical equipment, monitoring equipment, automation equipment control circuit, machinery and equipment, energy-efficient equipment. EI pcb transformerBasic data:Capacity: 0.5VA-250VAPhase: Single phaseInput: AC Power with Voltages of Various CountriesOutput: AC Current, Voltage, According to Customers RequirementsFrequency: 50-60HzVoltage Regulation: 12%-3%Manufacture Standard: GB/T15290-94, GB/19212-2006, GB2828-2829-87Insulation Class: B, 130 Celsius Degree; E, 120 Celsius DegreeTemperature-rise: ≤85 Celsius Degreeeywords$Features:a) High efficiency, Weuse good silicon sheet and good copper wireb) Low heat generationc) 3 frames or full isolation bobbind) The cores are lapped by silicon steel sheet of high - quality and have been treated by insulatione) Clean appearance and convenient installationf) Competitive pricing.Testing Items:No-load Test(No-load Current, No-load Voltage, No-load Loss)Load Test (Load Voltage, Temperature-rise)Inductive Voltage Test,DC Resistance Test, Safety TestOperating environment:1) Temp.: The ambient temperature can not over +40°C.2) Altitude: Mounting location can not exceed the altitude of 2000m3) Relative humidity: Maximum 90%4) The site not attack by rain and snow5) The medium which no explosion danger, no corroding metal, no electrical breakdown