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Oil Immersed Power Distribution Transformer
Oil Immersed Power Distribution Transformer Description
The Oil Immersed Power Distribution Transformer is a key component in electrical power systems, designed to efficiently step down high-voltage electricity from transmission lines to a lower voltage suitable for distribution to homes, businesses, and industrial facilities. This transformer is immersed in insulating oil, which serves multiple functions: it provides excellent insulation between the internal components, dissipates heat generated during operation, and enhances the overall reliability and longevity of the transformer. The oil-filled design allows for effective cooling, making it ideal for handling heavy loads and operating in demanding environments. Oil Immersed Power Distribution Transformers are widely used in various applications where consistent and efficient power delivery is essential.
Pad-mounted transformer
|
Power Rating |
45kVA~6000kVA |
|
Primary Voltage Ratings |
up to 35kV |
|
Secondary Voltage Ratings |
up to 24.94kV |
|
H.V. Tap Range |
±2×2.5% or others |
|
Connection Type |
Delta/Wye |
|
Winding Conductor |
Copper or Aluminum |
|
TYPE |
Loop feed / Radial feed |
|
Configuration |
Live front / dead front |
|
BIL |
30-150kV |
|
Standards |
ANSI, IEEE, DOE, CSA, NEMA, UL |
|
Application |
Residential Areas, Hotels, Single Family Houses, Parks, Distribution Systems |
|
Oil Type |
Mineral Oil or Biodegradable Natural Vegetable Oil, Non PCB Fluid |
|
Finish Color |
Bell Green |
|
Enclosure Rating |
NEMA 3R Weatherproof Wiring Cabinet, Sealed Tank |
Pole Mounted Transformer
|
Key attributes |
|
|
Industry-specific attributes |
|
|
Product |
Single Phase Oil Filled Pole Mounted Transformer |
|
Phase |
Single |
|
Coil Number |
Autotransformer |
|
Other attributes |
|
|
Place of Origin |
Zhejiang, China |
|
Model Number |
Single phase transformer |
|
Rated capacity |
From 10kva to 333kva |
|
High Voltage |
34.5kV and below |
|
Low Voltage |
120/240/277/480V |
|
Frequency |
50/60Hz |
|
Standard |
IEC, ANSI, IEEE, CSA |
|
Vector group |
Ii0, Ii6 |
|
Material |
Aluminum/Copper |
|
Application |
Rural power grid, Remote mountainous areas, scattered villages, Agricultural production, lighting, Power consumption, Railway, Urban power grid |
|
Type |
Oil-immersed Transformer |
|
Feature |
Low Loss |
The following table is the standard parameter of the conventional pole mounted transformer.
|
CAPACITY (kVA) |
η(%) |
ε(%) |
Io(%) |
CORE LOSS (W) |
COPPER LOSS (W) |
DIMENSION(MM) |
OIL (L) |
TOTAL W.T (kg) |
||
|
W |
D |
H |
||||||||
|
10 |
97.2 |
3 |
1.9 |
45 |
180 |
440 |
520 |
940 |
30 |
100 |
|
15 |
97.3 |
3 |
1.8 |
58 |
215 |
450 |
530 |
970 |
30 |
130 |
|
25 |
97.5 |
2.8 |
1.7 |
82 |
295 |
500 |
580 |
980 |
40 |
180 |
|
37.5 |
97.7 |
2.6 |
1.6 |
110 |
400 |
520 |
600 |
1000 |
40 |
220 |
|
50 |
98.1 |
1.9 |
1.5 |
140 |
490 |
540 |
630 |
1060 |
45 |
280 |
|
75 |
98.2 |
1.8 |
1.4 |
200 |
700 |
590 |
670 |
1100 |
55 |
380 |
|
100 |
98.3 |
1.7 |
1.3 |
260 |
900 |
680 |
680 |
1120 |
60 |
450 |
|
167 |
98.4 |
1.6 |
1.2 |
450 |
1500 |
710 |
800 |
1190 |
80 |
580 |
|
250 |
98.5 |
1.5 |
1.1 |
650 |
2250 |
980 |
950 |
1350 |
215 |
980 |
|
333 |
98.6 |
1.4 |
1 |
800 |
3000 |
1040 |
960 |
1400 |
240 |
1100 |
Test Item
√ Winding Resistance Test
√ Insulation Resistance Test
√ Voltage Ratio Error Test
√ Short-circuit Impedance Test
√ No-load Loss (Wattage) Test
√ Load Loss (Wattage) Test
√ Induced Voltage Withstand Test
√ Separate Source Voltage Withstand Test
√ Pressure Integrity Test Test
Distribution Transformer Pictures
Distribution Transformer Packaging
Frequently Asked Questions (FAQ)
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