Chongqing Bosun Electrical Co., Ltd.
Quality First, Customer Foremost, Survival Through Quality, Development Through Service, Continuous Improvement
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Arc Resistant CE CQC CCC Certificates Air Insulated Oil Immersed Power Transformer
Product Description
The advanced automation systems used in box-type substations enable remote monitoring and control, improving the reliability of the power supply and reducing downtime. They also enable real-time monitoring of key operational parameters, such as temperature, humidity, and voltage.
Overall, box-type substations are a modern and advanced solution to the challenges of building and maintaining a reliable, safe, and cost-effective power grid. They offer a range of benefits that make them an attractive option for different types of users and applications, and their flexibility, adaptability, and advanced automation systems make them a valuable tool for power grid operators and other stakeholders in the energy sector.
Specification
| Rated Voltage | 12/17.5/24kV | 36kV |
|
Standard applicable | IEC 62271 – 202 (IEC 61330) | IEC 62271 – 202 (IEC 61330) |
| Normal ambient temperature | 40 ° C | 40 ° C |
| Maximum ambient temperature | 50 ° C | 50 ° C |
| Enclosure construction | Modular | Modular |
| Ventilation | Natural | Natural |
| Temperature class (Std.) | K 10 | K 10 |
| MV and LV compartment | IP 54 | IP 54 |
| Transformer compartment | IP 23 | IP 23 |
| Rated voltage (kV) | 12/24kV | 36kV |
| Power frequency (kV rms) | 28/50 | 70 |
| Impulse (kV p) | 75/125 | 170 |
| Rated frequency (Hz) | 50/60 | 50/60 |
| Rated normal current (A) | 630 | 630 |
| Breaking capacity (A) | 630 | 630 |
| Making capacity (kA) | 52.5 / 40 | 50 |
| Rated normal current (A) | 630 | 630 |
| Breaking capacity (kA) | 21/16 | 20 |
| Making capacity (kA) | 52.5 / 40 | 50 |
| Rated power (kVA) – oil type | 2500 | 2000 |
| Rated power (kVA) – Dry type | 2500 | 2000 |
| Rated secondary voltage (V) | 433 | 433 |
| Vector group | Dyn 11 | Dyn 11 |
| Tapping range | + 5 in steps of 2.5% | + 5 in steps of 2.5% |
| IP | Yes | Yes |
| Internal arc | Yes | Yes |
| Enclosure class | Yes | Yes |
| Impact test | Yes | Yes |
| Short circuit test on earthing | Yes | Yes |
Marketing
Our business scope covers 6 continents and over 50 countries.
Company Profile
1.Chongqing Bosun Electrical Co., Ltd. was established in 1996, located in Banan District Chongqing China, with convenient transportation, covers an area of 8,000 square meters.
2.Devoted in the research and development, manufacturing, installation, and sales of complete sets of high and low voltage switchgear and control equipment from 40.5kV to 0.22kV.
3.more than 20 CCC/CQC certificates, meet the requirements of the highest protection level of IP65 and altitude environment of 4500 meters, get the GB/T19001:2016 /ISO9001:2015 quality management system certification,
4.A complete product development department, design team.
5.Various kinds of product construction and manufacturing design by using specialized computer mechanical and electrical CAD design software systems.
6.Complete surveillance, measuring, and testing equipment to ensure the high products quality.
7.Complete production line including CNC processing equipment, welding equipment, and hoisting equipment required for cabinet production, busbar bending equipment, tinning equipment, electric tools, and other assembly production equipment required for complete assembly production.
8.More than 10 product invention patents and utility model patents.
9.Excellent service based on the motto "Quality First, Customer Foremost, Survival Through Quality, Development Through Service, Continuous Improvement."
Why Choose Us
1.Our Expertise
2.Quality Products/Services
3.Competitive Pricing
4.Innovation
6.Possibles
7.Authorization by ABB Schneider Siemens