China Outdoor High Voltage Power Transformer Substation, Find details about China Substation, Power Distribution Substation from Outdoor High Voltage Power Transformer Substation
Items | Unit | Parameters | |
High Voltage Part | Rated voltage | kV | 12 |
Rated frequency | Hz | 50 | |
Rated current of main busbar | A | 630 | |
1mm power frequency withstand voltage (to earth and between phases/disconnecting fracture) | kV | 42/48 | |
Lightning impulse withstand voltage (to earth and between phases/disconnecting fracture) | kV | 75/85 | |
Rated short time withstand current | kA/s | 25/2 | |
Rated peak withstand current | kA | 63 | |
Rated short time making current | kA | 50 | |
Rated transfer current | A | 1500 | |
Breaking current of fuse | kA | 31.5 40 | |
Low Voltage Part | Rated voltage | V | 400 |
Rated current of main circuit | A | 100-4000 | |
Rated limiting short circuit breaking ability | kA | 80 | |
Rated operating short circuit breaking ability | kA | 50 (65) | |
Rated short time withstand current | kA/1s | 50 (65) | |
Branch current, compensating capacity | According to requirements of users | ||
Transformer | Rated capacity | kVA | 30-2000 |
Impedance voltage | % | 4 4.5 | |
Tapping range | % | ±2×2.5 ±5 | |
Connection symbol | Y, yn0 D, yn11 | ||
Case | Protection level of enclosure | IP23 | |
Sound level | dB | ≤50 |
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 testinng. |
3. | After sale service |
a. | installation and commissioning, training the workers |
b. | quick response within 12 hours any time |
c. | provide 12 months gurantee period normally. |
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 starndard 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 wanrranty period? |
A: | 12 months after transformer operation. |
6. Q: | Can u do installation and commissioningin 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. |
8. Q: | Are you manufacturer or trading company? |
A: | Manufacturer with own import & export company. |