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[China]
Trade Verify
Address: 3/F, Building B7 , 999 Yangfan Road,High-tech Zone, Ningbo, China 315040
Contact name:Lian Huanhuan
Ningbo Tianan (Group) Co.,Ltd. |
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Verified Suppliers
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Wind Transformer step up transformer pad mounted transformer11KV
1.Features
a. Full sealed, safe and reliable, adoption of 35kv saving type
transformer technology, structure reasonable and high reliability.
b. Small volume, structure compact, light weight, easy installation
and so on.
c. High overload capacity.
d. Special fabrication processing used in cabinet, so it has the
ability of anti-corrosion from sand wind, salt mist.
c. Various protection used in HV side to ensure long time safety
operation of combined transformer.
2. Normal Service Environment Condition
a. Attitude no exceed than 4000m
b. Ambient Temperature Range : -40℃～+50℃
c. Relative Humidity: daily average value larger than 95%, month
average value less than 90%
d. Installation Address: outdoor
e. Service Environment: installed in place without the danger of
flame, explosion, severe dirty, chemical corrosion and strenuous
vibration.
User will be free to contact with our company about normal service environment condition beyond above listed.
Product technical parameter
S/N | Name | Unit | Parameter | ||
| 1 | Rated voltage | KV | 12 | ||
| 2 | Rated current | A | 315 | 630 | |
| 3 | Rated frequency | Hz | 50 | ||
| 4 | Rated short-circuit withstand current | kA/2s | 12.5 | 20 | |
| 5 | Rated peak withstand current | kA | 31.5 | 50 | |
| 6 | Mechanical endurance | times | 2000 | ||
| 7 | 1 min power withstand voltage (phase-to-phase, phase-to-earth) | kV | 42 | ||
| 8 | Lightning impulse level (phase-to-phase, phase-to-earth) | KV | 75 | ||
| Rated voltage | Fuse rated current A | Rated Max. breaking current kA | Remark |
| 15.5 | 63, 80,100,125,150 | 50 | off line |
| Rated voltage | Continuous operating voltage | DC reference voltage (1mA) | Nominal discharging current | Nominal discharging current residual | 2ms square-wave current withstand value |
| 17kV | 13.6kV | ≥24kV | 5kA(peak value) | ≤45kV (peak value) | ≥250A(peak value) |
