Ningbo Tianan (Group) Co.,Ltd.
| Altitude | ≤1000 M |
| Rated operation sequence | O-0.3s-CO-180s-CO |
| Environment temperature | -15℃~+40℃ |
| Closing time | 30~70 Ms |
| Supply Ability | 300 SETS/YEAR |
| Rated frequency | 50 Hz |
| Overtravel | 3.5±0.5 Mm |
| Opening time | 15~45 Ms |
| Average opening speed | 12 KV/0.9~1.3 ; 24kV/1.1~1.6 M/s |
| Packaging Details | WOODEN CASE |
| Delivery Time | According to the fact |
| Payment Terms | L/C,T/T |
| Brand Name | TIANAN |
| Model Number | VT19-12/24 |
| Place of Origin | CHINA |
| Certification | GB |
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Product Specification
| Altitude | ≤1000 M | Rated operation sequence | O-0.3s-CO-180s-CO |
| Environment temperature | -15℃~+40℃ | Closing time | 30~70 Ms |
| Supply Ability | 300 SETS/YEAR | Rated frequency | 50 Hz |
| Overtravel | 3.5±0.5 Mm | Opening time | 15~45 Ms |
| Average opening speed | 12 KV/0.9~1.3 ; 24kV/1.1~1.6 M/s | Packaging Details | WOODEN CASE |
| Delivery Time | According to the fact | Payment Terms | L/C,T/T |
| Brand Name | TIANAN | Model Number | VT19-12/24 |
| Place of Origin | CHINA | Certification | GB |
| Parameter | Specification |
|---|---|
| Ambient Temperature Range | -15℃ ~ +40℃ |
| Rated Voltage | 12 / 24 kV |
| Rated Frequency | 50 Hz |
| Maximum Altitude | ≤ 1000 m |
| Earthquake Resistance | < Grade 8 |
| Average Opening Speed | 12kV: 0.9~1.3 m/s 24kV: 1.1~1.6 m/s |
| Average Closing Speed | 12kV: 0.4~0.8 m/s 24kV: 0.6~1.0 m/s |
| Opening Time | 15~45 ms |
| Closing Time | 30~70 ms |
| Overtravel | 3.5 ± 0.5 mm |
| Rated Operation Sequence | O-0.3s-CO-180s-CO |
| Rated Lightning Impulse Withstand Voltage | 75 / 125 kV |
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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