Ningbo Tianan (Group) Co.,Ltd.
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram |
| Supply Ability | 500 units / year |
| Delivery Time | 60 days |
| Packaging Details | Standard export package |
| Voltage | 12/24/36kV |
| Current | 630~2500A |
| Insulation | SF6 Gas |
| Altitude | up to 5000m |
| Protection | IP65 |
| Life time | 30 years |
| Brand Name | Tianan Electric |
| Model Number | XGN49 |
| Certification | XIHARI |
| 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 | 500 units / year |
| Delivery Time | 60 days | Packaging Details | Standard export package |
| Voltage | 12/24/36kV | Current | 630~2500A |
| Insulation | SF6 Gas | Altitude | up to 5000m |
| Protection | IP65 | Life time | 30 years |
| Brand Name | Tianan Electric | Model Number | XGN49 |
| Certification | XIHARI | Place of Origin | CHINA |
| High Light | metal clad switchgear ，middle voltage switchgear | ||
| Item | Unit | Technical Parameter |
|---|---|---|
| Rated voltage | kV | 36 | 40.5 |
| Rated insulation level | - | 1 min power frequency withstand voltage: 70-95kV |
| Lightning impulse withstand voltage | - | 170-185kV |
| Rated current | A | 630, 1250, 2000, 2500 |
| 4s rated short time withstand current | kA | 25, 31.5 |
| Rated peak withstand current | kA | 63, 80 |
| Rated working pressure | MPa | 0.05 |
| Annual leakage rate | % | <0.5% |
| Protection degree | - | Sealed gas chamber IP65, control room IP4X |
| Dimensions (L×W×H) | mm | 600(min)×1700×2450 |
| Item | Unit | Data |
|---|---|---|
| Rated voltage | kV | 12 |
| Rated current | A | 630, 1250, 2000, 2500 |
| Rated frequency | Hz | 50/60 |
| Rated power frequency withstand voltage | kV | 45 (phase to phase/earth), 48 (between clearance) |
| Rated lightning impulse withstand voltage | kV | 75 (phase to phase/earth), 85 (between clearance) |
| Power frequency withstand voltage of auxiliary control circuit | V | 2000 |
| Rated short-circuit breaking current | kA | 20, 25, 31.5 |
| Rated short-circuit making current | kA | 63, 80, 100 |
| Rated short time withstand current | kA/s | 25/4, 31.5/4, 40/4 |
| Rated peak withstand current | kA | 63, 80, 100 |
| Degree of protection | - | Gas-filled compartment: IP67, LV compartment: IP4X |
| Main circuit resistance | μΩ | <250 |
| Rated SF6 gas pressure (20°C) | MPa | 0.045 |
| Min SF6 gas pressure (20°C) | MPa | 0.03 |
| Annual SF6 gas loss rate | % | <1 |
| Rated voltage of auxiliary control circuit | V | DC 110/220, AC 220 |
| Dimensions (W×D×H) | mm | 500×1000×1850 |
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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