Ningbo Tianan (Group) Co.,Ltd.
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 8000 PCS/year |
| Delivery Time | 50 workdays |
| Packaging Details | Wooden Case |
| Cooling Method | Oil-immersed Type Transformer |
| Frequency Characteristics | High Frequency |
| Cooling method | ONAF/ONAN |
| Service Life | 30 Years |
| Brand Name | Tianan Electric |
| Model Number | TA-1547 |
| Certification | IEC |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 8000 PCS/year |
| Delivery Time | 50 workdays | Packaging Details | Wooden Case |
| Cooling Method | Oil-immersed Type Transformer | Frequency Characteristics | High Frequency |
| Cooling method | ONAF/ONAN | Service Life | 30 Years |
| Brand Name | Tianan Electric | Model Number | TA-1547 |
| Certification | IEC | Place of Origin | China |
| High Light | oil type transformer ，power transmission transformer | ||
5.2 Pipeline with gas relay such as the oil tube and bushing hoist support on top of oil tank is with hoist gradient, to facilitate the gas in transformer flow to gas relay.
5.3 Vacuum oiling is adopted, there is no leakage and permanent distortion in the following test. vacuum-pumping :759mmHg load voltage test: bear 2 times the oil pressure of oil conservator oil surface for 24 hours.
5.4 The structure of transformer is convenient for disassembly and change of bushing and porcelain element.
5.5 The oil drip valve is set on the bottom of oil tank, sampling valve is set in the middle.
5.6 collective gas connecting tube is fixed on the bushing hoist support.
5.7 Transformer is of full-sealed structure, the upper and down oil tanks are required to welded fully.
6. Oil conservation tank
6.1 Adopt capsule type, finger type oil level indicator oil conservation tank.
6.2 The structure is convenient for internal cleaning, the capacity can ensure no oil overflow in 40 ambient temperature with full load, and oil shall be seen from oil level indicator before put into operation in 25
6.3 Oil conservation tank is equipped with oil-sealed moisture absorber.
7. Safety protection device:
7.1 Gas relay is fixed in transformer, the standard complies with ZBK41004-89Gas relay.
7.2 There is enough and reliable pressure release device, and matched with oil spray pipe, the direction of oil spraying is downward.
8. Oil temperature measuring device:
8.1 There is pipe support of mercury thermometer, which is set on the top of oil tank.
Company Details
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
1969
Total Annual:
250000000-300000000
Employee Number:
3000~3500
Ecer Certification：
Verified Supplier
Ningbo Tianan (Group) Co, Ltd is a famous leading influential enterprise of the power transmission equipment manufacturing in China.It was founded in 1969,currently under the group, we have 1 national-level R&D center, 2 provincial-level R&D center, 10 professional companies, 70 sales office... Ningbo Tianan (Group) Co, Ltd is a famous leading influential enterprise of the power transmission equipment manufacturing in China.It was founded in 1969,currently under the group, we have 1 national-level R&D center, 2 provincial-level R&D center, 10 professional companies, 70 sales office...
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