Certification: | CCC, ISO9001 |
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Shell Material: | Epoxy Resin |
Voltage Level: | Medium Voltage |
Current: | AC |
Rated Voltage: | 11/22kv,6.6kv,24kv |
Rated Current: | 630A |
Samples: |
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The GRM series completely sealed SF6-insulated ring main unit, manufactured by GRENO (XIAMEN) SWITCHGEAR CO., LTD., is specifically designed for medium voltage distribution networks. This product is ideal for ensuring reliable and efficient power distribution.
Introducing the RMU series from GRENO (XIAMEN) SWITCHGEAR CO., LTD., a versatile and reliable solution for your electrical needs. With a range of options available, this RMU series can be customized to meet your specific requirements.
Upgrade your electrical system with the RMU series from GRENO (XIAMEN) SWITCHGEAR CO., LTD. Experience the benefits of a high-quality and customizable solution that meets your specific needs.
Item NO. | Name | Unit | Technical parameters | |||
GRM-C | GRM-F | GRM-V | ||||
1 | Rated Voltage Un | kV | 24 | 24 | ||
2 | Rated Frequency | Hz | 50 | 50 | ||
3 | Rated Current | A | 630 | 125 | 630 | |
4 | Rated Load Breaking Current | A | 630 | 125 | ||
5 | Rated Short Time Withstand Current(rms) | kA | 20 | 20 | ||
6 | Rated Short Time Duration | s | 3 | 3 | ||
7 | Rated Peak Withstand Current | kA | 50 | 50 | ||
8 | Rated Closed Switch - Off Current | A | 630 | |||
9 | Rated Cable Charging Breaking Current | A | 10 | 25 | ||
10 | Rated Active Load Breaking Current | A | 630 | |||
11 | Max. Transfer Current | A | 1750 | |||
12 | Expected Fuse Short-Circuit Breaking Current(rms) | kA | 50 | |||
13 | Earthing Switch 2s Short Time Withstand Current | kA | 20 | 20 | ||
14 | Rated Short-Circuit Current Making Times | Times | 2 | |||
15 | Rated Current Breaking Times | Times | 10 | |||
16 | Mechanical Endurance | Load Break Switch | Times | 5000 | ||
Earthing Switch | Times | 2000 | 2000 | |||
Disconnector | Times | 3000 | ||||
Circuit Breaker | Times | 10000 | ||||
17 | SF6 gas anual leakage rate | ≤1%/Y | ||||
18 | Rated Insulation Level | Unit | Technical parameters | |||
1min Power Frequency withstand voltage(rms) | On isolating distance | kV | 60 | |||
Phase to Phase | kV | 50 | ||||
Phase to Earth | kV | 50 | ||||
Lightning impulse withstand voltage(peak) | On isolating distance | kV | 145 | |||
Phase to Phase | kV | 125 | ||||
Phase to Earth | kV | 125 | ||||
21 | optional :Motorised Operating Mechanism- voltage | V | DC24,DC48,DC110,DC220,AC220 |
GRENO (XIAMEN) SWITCHGEAR CO., LTD. offers high-quality packaging and shipping services to ensure the safe delivery of our products.
Our products are carefully packaged according to our customers' requirements. We offer two standard packaging options: carton and wooden package. This allows us to cater to different shipping needs and ensure the protection of our products during transportation.
Prior to delivery, each product undergoes strict testing to ensure its quality and functionality. We take pride in our commitment to delivering only the best products to our customers.
At GRENO (XIAMEN) SWITCHGEAR CO., LTD., we understand the importance of efficient shipping. That's why we are always ready to assist in arranging air, express, sea, or any other shipping method that suits our customers' needs. We strive to provide a seamless shipping experience, ensuring that our products reach their destination in a timely and secure manner.
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