Product description
*Overview of the low-loss 6300KVA oil-immersed transformer
The transformer is the main component of various power supplies and electrical equipment, and the isolation transformer is composed of cylindrical windings and laminated iron cores, and the iron core is used New high-quality high-silicon silicon steel sheet stacking, full miter seams. The company adopts advanced production technology, with imported Spanish winding machine and a full set of vacuum pressure impregnation equipment; The winding adopts the whole column winding method; Vacuum impregnation of the transformer to make the insulation grade of the transformer reach class F or H. The output and input voltages of the transformer can be designed according to customer needs. Available in single-phase, three-phase, or multi-channel input and output sizes.
※ Material description of transformer:
(1) Iron core
Using new high-quality high-silicon silicon steel sheet, the main material is 0.35 thick H18, H14, H12, Z11 high-quality silicon steel sheet, we select the most suitable material according to the requirements and conditions of use of the room, so that the transformer performance design to achieve the best. (The conventional material is a new high-quality silicon steel sheet).
(2) Wire
采用PEW、UEW、EIW、SEIW、FEAI漆包线以及玻璃丝包线,耐温等级为F级(155°C)、H级(180°C)、HC级(200°C)、C级(220°C)。 (常规耐温等级为F级180°C)。
(3) Insulating materials
The high-temperature resistant insulating paper is used as the insulating material, which has multiple properties of high temperature insulation, flame retardant and moisture resistance.
(4) Terminal block
The terminal row is used for small power, which has beautiful appearance and excellent pressure resistance, temperature resistance and flame retardant performance. The high power adopts high-quality copper bar.
(5) Casters
special transformers for export equipment;
※ Technical parameters
Number of phases
SGG three-phase isolation transformer
capacity
10kva
Input voltage
Line voltage: three-phase 380V
Phase voltage: 200V
Output voltage
Line voltage: three-phase 200V Phase voltage: 107V
Output voltage accuracy
±1%
Rate of voltage change
≤1.5%
Output waveform distortion
No distortion (compared to input waveform)
Insulation rating
F-class, H-class, HC grade are available (regular H-grade)
Efficiency
≥99%
Frequency of application
50/60Hz
Connection mode
Y/Y、△/I、I/△,
Overload capacity
It is allowed to work for 4 hours at more than 1.2 times the rated load (can be fully loaded for a long time)
noise
≤40dB (within 1 meter)
Temperature rise
≤ 70°C National standard 75°C
Insulation resistance
≥150MΩ
Electrical strength
2500VAC/1min
Design life
30 years
Working environment
Temperature: -20~+45°C Humidity: ≤95%RH
workplace
No corrosive gases and conductive dust
Safety standards
The products comply with international national standards such as VDE0550, IEC439, JB5555, GB226, etc
Cooling method
Dry air-cooled
Availability
1~300KVA standard models are in stock, all specifications are standardized production, the price is quite reasonable.
1. Scientific and reasonable design, the voltage change rate is controlled within 1~1.5%.
2. It is made of high-quality new silicon steel sheet, which can effectively reduce iron loss and improve efficiency.
3. It is made of high-quality wire rod with high temperature resistance, which minimizes its own loss and greatly improves the efficacy.
4. The use of H-class insulation, high temperature resistant insulation materials, improve the high voltage strength, insulation grade, and prolong the service life.
5. High efficiency design, up to more than 95%.
6. Patented design, beautiful, novel, high power density, small size, high space utilization. 7. The product is divided into two kinds according to the structure: open type and protective type, the protective type is processed into a box shell by using steel plate, the transformer is inside the box shell, and there are inlet and outlet holes outside the box shell to install the power supply line.
Terms of use:
1. Applicable altitude: ≤2500m 2. Ambient temperature: -25°C~+45°C 3. Relative humidity: ≤90% 4. The installation site should be free of gas, steam, chemical deposition, dirt, conductive dust, and other explosive, flammable and corrosive substances that seriously affect the dielectric strength of the transformer.
