

Introducing the Samwha 24kV 630A 20kA Ring Main Unit (RMU) RUM-V-T: a marvel of modern engineering, boasting a motorized upstream disconnector for unparalleled safety and seamless remote control. Tailored for medium-voltage distribution networks, this compact RMU adheres strictly to IEC standards, offering a resilient 20kA breaking capacity. Whether powering substations, fueling industrial plants, or energizing utilities, this switchgear promises reliability with minimal maintenance, ensuring peace of mind and operational excellence.
Model: RUM-V-T
Voltage Rating: 24kV
Rated Current: 630A
Short-Circuit Current (Isc): 20kA
Type: Ring Main Unit (RMU) featuring Motorized Upstream Disconnector
Standards: IEC 62271-200, IEC 60265
Operation: Motorized-offering both Remote and Manual Control
Enclosure: Choose between SF6 Gas or Vacuum Insulation (Refer to specs)
Application: Perfect for Power Distribution Networks, Substations, and Industrial Plants
High Safety: Experience secure isolation during maintenance with a motorized upstream disconnector.
Compact Design: Ingeniously space-saving, perfectly suited for urban or substation environments.
Reliable Performance: Boasts a 20kA short-circuit rating, guaranteeing robust fault protection.
Compliance: Globally compliant, meeting rigorous IEC standards for universal acceptance.
Durability: Crafted from corrosion-resistant materials for an exceptionally long service life.
Low Maintenance: Utilizing SF6 or vacuum insulation, this product drastically reduces maintenance needs.
Flexible Control: Offers versatile operation with both remote (motorized) and manual options.
Cost-Effective: Enjoy competitive pricing directly from a trusted China-based manufacturer.
Rated Voltage |
kV |
12 |
24 |
Rated Frequency |
Hz |
50/60 |
|
Power Frequency Withstand Voltage (1min)(Phase to Phase, Phase to Earth) |
kV |
42 |
50 |
Power Frequency Withstand Voltage (1min)(Isolation Gap) |
kV |
48 |
60 |
Lightning Impulse Withstand Voltage(Phase to Phase, Phase to Earth) |
kV |
75 |
125 |
Lightning Impulse Withstand Voltage(Isolation Gap) |
kV |
85/95(optional) |
145 |
Rated Current |
A |
630 |
630 |
Rated Breaking Current for Cable Charging |
A |
25 |
25 |
Rated Short Circuit Breaking Current |
kA |
25 |
25 |
Rated Short Circuit Making Current(Peak) |
kA |
630 |
630 |
Short Time Withstand Current (4s) |
kA |
25 |
25 |
Rated Peak Withstand Current (Peak) |
kA |
63 |
63 |
Mechanical Endurance |
Operating Cycles |
10000 |
10000 |
Rated SF6 Filling Pressure (Relative) |
MPa |
0.03 |
0.035 |
Protection Degree |
IP67 for Gas Tank/ IP4X for Enclosureoutdoor enclosure IP54(optional) |
Overall Dimensions(Width*Height*Depth) mm |
340*1458*780 |
Established in 2012, Pino Electric Technology Co., Ltd, with its headquarters in Yongxiu County, Jiangxi Province, China, stands as a beacon of innovation. As a high-tech enterprise, we specialize in the comprehensive realm of research and development, production, sales, and integrated installation services. Our proficiency spans across debugging, operation, and maintenance services, alongside industrial electrical automation control systems tailored for smart grid distribution network equipment. With an extensive product range including high and low-voltage switchgear, ring main units (RMUs), distribution boxes, prefabricated substations, and distribution transformers, our offerings are pivotal in infrastructure, energy, industrial, commercial, building, and transportation sectors.




Q1: Are you a trading company or a manufacturer?
A: Pino Electric Technology Co., Ltd is a robust production and sales-oriented
enterprise, dedicated to crafting cutting-edge power equipment, seamlessly integrating design, R&D, manufacturing, and technical services.
Q2: What are your company's main products?
A: Our diverse lineup includes high and low-voltage switchgear, state-of-the-art ring main units (RMUs), versatile distribution boxes, prefabricated substations, resilient distribution transformers, integrated RMUs with primary and secondary equipment (utilizing environmentally friendly gases), SMC distribution boxes, and precision measurement transformers.
Q3: How do I buy your products?
A: You can seamlessly place your orders online through our user-friendly website or reach out to our expert sales team for comprehensive product information and a personalized quotation. We accommodate a wide range of payment methods and offer efficient global shipping services, ensuring a smooth and hassle-free purchasing experience.
Q4: How do you ensure product quality?
A: We adhere rigorously to international standards and robust quality management systems. Each product undergoes thorough testing and meticulous inspection before it leaves the
factory. Additionally, we offer product quality assurance periods, guaranteeing that the products you acquire fulfill your performance expectations.
Q5: Do you provide customized services?
A: Absolutely, we offer bespoke services tailored to the unique requirements of our clients. Whether you have specific needs regarding product specifications, designs, or features, our innovative technical team is ready to collaborate with you to develop solutions that perfectly align with your objectives.
Q6: Can we visit your factory?
A: Certainly! We warmly invite you to tour our state-of-the-art production facilities to gain insight into our sophisticated manufacturing processes and stringent quality control measures. Please arrange an appointment in advance, and we will ensure a professional team is on hand to guide and assist you during your visit. Should you have further inquiries or require additional information, do not hesitate to reach out. We are dedicated to delivering the highest level of service to you.