Design Data
Applicable Specifications
1. Transformer Specification: 1400 M TS EL 12 05 0011-Rev 03
2. Noise Specification: Acc. To IEC, VDE
3. Paint Specification: Acc. To International Standards
4. Paint Finish Color: TAL 7038
5. Site Data: Min. /Max. Temp. & Humidity: +1/ +51 º C & 70%
6. Location: Outdoor & Sheltered
7. Ambient: High Altitude Lands, Dusty (Iron Dust), & Corrosive
8. Altitude Above Sea Level: 6cm
System Variations
9. Voltage Variation ( Stationary/ Instantaneous): ± 5%/ ± 10%
10. Frequency Variation ( Stationary/ Instantaneous): ± 2%/ ± 5%
Electrical Characteristics
11. Self Cooled Continuous Output at Ambient Condition: 1250 Kva
12. Type: Oil-immersed with conservator
13. Number of phases/ wire: 3/3
14. Frequency: 50 Hz
15. Nominal Primary Voltage: 6.6 kV
16. Nominal Secondary Voltage: 0.42 kV
17. Vector Group: Dyn 11
18. Impedance Voltage at Mid. Tap: As per IEC-600076
19. Highest Primary Voltage: 6.9 kV
20. Highest Secondary Voltage: 0.42 kV
21. Basic Insulation Level (Primary): 7.2 kV
22. Basic Insulation Level (Secondary): 1 kV
23. Surge protection: Yes
24. Screen Between MV & LV Windings: "Vendor To Advise"
Design Data
Terminations M. V. Side (Primary)
25. Cable
26. Tap Changer: M. V. Side
27. Percentage Above Nom. Voltage: +5%
28. Percentage Below Nom. Voltage: -5%
29. Number of Taps: 5
30. Percentage Per Tap: 2.5%
31. Tap changer: Off-load
32. Uk: 5%
Parallel Operation with Other Transformer
33. Parallel Operation: No
Construction
34. Protection Class: IP-55
35. Mounting: "Rail Mounted on Concrete pad"
Cooling Provisions
36. Required cooling: ONAN Mode
Method of Neutral Earthing
37. Sold
38. Rating: 2500/5 A, 10 VA
39. Class: 5P20
40. Winding Conductor Material: Copper
41. Primary/ Secondary Fault Levels: 31.5 kA at 1 Sec. / 50 KA at 1 Sec.
Accessories:
42. NUMBER OF CABLE RUNS & SIZE: : [3× 120] mm
43. CABLE CONNECTING BOX: YES
Terminations L. V. Side (Secondary)
44. CABLE
45. BUSDUCT L x W: ( Vender to Advice)
46. NUMBER OF CABLE RUN & SIZE: 3(6x1x300) mm2
47. CABLE TYPE: PVC
48. Neutral Cable Run & Size: 3x1x300 mm²
49. Cable Connecting Box: No
BUSHINGS:
50. M. V. SIDE (Primary): 7.2 kV, A
51. L. V. SIDE (Secondary): 1 kV, A
Company Introduction
NingboVille Enterprise Co.,Ltd.is a combination of Transformer R&D center, production, sales and
after sales service,possesses of strong technical strength andexcellent manufacturing equipments, as
well as modern Office facilities. It specially produces large scale power transformer and industrial
transformers of high quality and reliability. A large share of its resources are devoted to research and
development of industrial and special transformers and reactors for any special application,such as the
iron and steel and electrometallurgical industries.The company main working is suppling,engineering,
designing,manufacturing, executing, and commissioning for transformer .
Why Choose Us
FIRST-CLASS PROCESSING AND TEST EQUIPMENT
We have more than 500 sets of sophisticated, advance production and test equipments, complete and perfect processing
equipments, and scientific and rational processing technology, which guarantee first-class products, Authorized by the
Bureau of Zhejiang Technology Supervision, Quzhou Fangyuan Inspection Company of Power Transmission and
Transformation Equipment, whick is based on our testing center, undertakes the quality inspection of the industry in our
province, this is a solid guarantee for our excellent product quality.
BEAUTIFUL ENVIRONMENT
We are confident that good products come from good personnel, and good environment makes qualified personnel. The
company is committed to creating a garden-like working environment for employees. We have green belts, modern
standardized workshops and well-planned parks where we sow our youth; we work hard, so we are harvesting the future.
With the first-class quality products, reasonable price and excellent after-sale services.product not only best-selling all
over the country,but also in the international market have higher credit, such as Thailand, Vietnam, Myanmar, Indonesia,
alaysia,Philippines, Ethiopia and Nigeria, Saxonstan, Uzbekistan, Korea, Turkey, Sudan, Iran etc. especially in the steel
enterprises, VILLE production of transformers already have high reputation.
Our Services
| 1. |
Pre sale service |
| a. |
make technical solution |
| b. |
send quotation, technical data sheet and drawing |
| c. |
prepare power transmission plan, testing plan and shipment plan |
| 2. |
In sale service |
| a. |
supervise the manufacturing schedule totally in accordance with the plan |
| b. |
send photos to customer during every manufacturing process(hold point) |
| c. |
inform the customer one week before testing. |
| 3. |
After sale service |
| a. |
installation and commissioning, training the workers |
| b. |
quick response within 12 hours any time |
| c. |
provide 12 months guarantee period normally. |
FAQ
| 1. Q: |
What is your delivery time ? |
| A: |
Depend on the type of transformer. |
| 2. Q: |
What is your payment term? |
| A: |
30% advance by T/T , 70% before delivery by T/T or L/C or we can discuss about it. |
| 3. Q: |
What kind of standard you follow? |
| A: |
IEC, ANSI, CSA, GB, etc |
| 4. Q: |
What kind of supporting documentation you can provide normally |
| A: |
Quotation, outline drawing, manufacturing plan, quality control plan
testing plan, financial report, type test report(KEMA, CESI),reference list, etc |
| 5. Q: |
What is your normal warranty period? |
| A: |
12 months after transformer operation. |
| 6. Q: |
Can u do installation and commission in user's site? |
| A: |
Yes, we can send our installation team to user's country for service. |
| 7. Q: |
Do you have any experience in this kind of transformer? |
| A: |
Yes, we can provide reference list for check. |
Our advantages:
Quality Assurance
--From the very beginning, VILLE ensures quality in every step to achieve the best quality.
Experience Sharing
--With more than 30 years' experience in power industry, VILLE brings you an optimized solution.
Global Service
--Wherever you are, VILLE global network will support and provide you with value.
Quick Response
--In response to your needs without delay, VILLE knows the value of your time.
Thanks for choosing VILLE as your reliable partner and
please trust both of us will create a brilliant future!
Audited Supplier 
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