
12kv/630A Air Insulated Ring Main Unit
ELectrical Panel 10 kV Air Insulated Switchgear Ring Main Unit Ring Main Unit(RMU) with SF6 load switch as the main switch, the whole cabinet is suitable for power distribution automation, and it also has compact and expandable metal-enclosed switchgear. It has the characteristics of simple...
Description
Since the establishment of our company, we have been focusing on the Switchgear Cubicle, Metal Enclosed Switchgears, oil-immersed distribution transformer field. We pay attention to every request made by customers, fully consider every detail, actively do a good job of service, and provide customers with a full range of product solutions. We continue to increase the speed of product development to meet the needs of today's rapidly developing economy. The company has been committed to the industry for many years, and has effectively promoted joint ventures and cooperation with major enterprises and manufacturers. We realize that if a business is to gain a competitive advantage and achieve long-term development in today's environment, we need be consumer-centric and use it as a starting point for its operations.
ELectrical Panel 10 kV Air Insulated Switchgear Ring Main Unit
Ring Main Unit(RMU) with SF6 load switch as the main switch, the whole cabinet is suitable for power distribution automation, and it also has compact and expandable metal-enclosed switchgear. It has the characteristics of simple structure, flexible operation, reliable interlocking and convenient installation. The VCB series of permanent magnet mechanism can also be assembled with RCB.
Service environment a) Air temperature: highest temperature: +40℃; lowest temperature: -5℃ b) Humidity: monthly average humidity 95%; daily average humidity 90%. c) Maximum installation height: 2000m d) Obviously there is no ambient air polluted by corrosive and combustible gas, steam, etc. e) No frequent violent shaking |
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| No | Item | Unit | Parameter | ||
| 1 | Rated voltage | kV | 12 | 24 | 36 |
| 2 | Rated frequency | Hz | 50/60 | ||
| 3 | Rated current | A | 630/800 | 1630 | |
| 4 | 1 min power frequency withstand voltage(wet/dry) | kV | 38/48 | 50/60 | 70/80 |
| 5 | Lightning impulse withstand voltage | kV | 75 | 125/150 | 195 |
| 6 | Rated short circuit breaking current(peak) | kV | 80 | 63 | 50/40 |
| 7 | Rated active load and close circuit breaking current | kA | 63 | 50 | 50/40 |
| 8 | Rated transferring current | A | 1700 | 1200 | 800 |
| 9 | Rated short circuit making current(peak) | kA | 80 | 63 | 50/40 |
| 10 | Rated cable(line) charging breaking current | A | 50 and 10 | ||
| 11 | Cable charge breaking current in earthing fault | A | 20 | 20 | 50 |
| 12 | Rated withstand current(peak) | kA | 80 | 63 | 50/40 |
| 13 | Short time withstand current(2s) | kA | 31.5 | 25 | 16 |
| 14 | Mechanism life | Times | 5000 | 2000 | 2000 |

Our Delivery
We can deliver the goods by air, sea or express. We can provide you with high-quality transportation companies to facilitate your choice. Our delivery date is usually 15 to 20 days. If special customization is required, the time may be delayed.
Standard wooden box for outer packaging
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If you need specially customized packaging, please inform us in advance!
Related products

Company introduction

Performance Guarantee
Once you buy the product manufactured by Fengyuan Power Technology can get 24 months performance guarantee after delivery date, or if there is any special requires, please do not hesitate to contact us...
Thank you for visit.
We always lead the new trend of modern society, aiming to provide global customers with high-quality 12kv/630A Air Insulated Ring Main Unit at a competitive price. We recognize the need to deepen the construction of science and technology innovation system and stimulate the enthusiasm of scientific and technical personnel. Overall, we can ensure good product quality, timely delivery and honesty are the core principles of our business. Simply put, our customers and our company are win-win and mutual benefit.
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