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 designed to meet the reading habits of English-speaking natives. It is specifically suitable for medium voltage distribution networks.
All live components of this ring main unit are sealed in a stainless steel tank that is filled with SF6 gas. This ensures the utmost safety and reliability of the unit.
The main panel types available for this ring main unit include the load break switch cubicle. This panel type offers additional convenience and flexibility in managing medium voltage distribution networks.
Vacuum Circuit Breaker Cubicle
Introducing the SF6 Gas Insulated Ring Main Unit Cabinet by GRENO (XIAMEN) SWITCHGEAR CO., LTD. This cabinet is designed for efficient and reliable operation, providing a safe and secure solution for your switchgear needs. With its advanced technology and high-quality construction, it ensures optimal performance and durability. Trust in the SF6 Gas Insulated Ring Main Unit Cabinet for all your switchgear requirements.
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.
Choose the RMU series from GRENO (XIAMEN) SWITCHGEAR CO., LTD. for a high-quality and efficient solution to your electrical needs. Experience the benefits of our advanced technology and reliable performance. Upgrade your electrical system today!
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 |
At GRENO (XIAMEN) SWITCHGEAR CO., LTD., we offer flexible packaging options to meet our customers' requirements. Our standard packaging includes cartons or wooden crates, ensuring the safe delivery of our products.
Prior to delivery, each product undergoes rigorous testing to ensure its quality and performance. We take pride in our commitment to delivering only the best to our customers.
When it comes to shipping, we are here to assist you every step of the way. Whether you prefer air, express, sea, or any other shipping method, we are ready to help arrange it for you.
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