The Susol-RMU series ring main unit is a scalable, compact gas-insulated, metal-enclosed medium-voltage switchgear designed for ring and radial power supply networks. It serves as switchgear for feeder connections, outgoing circuits, circuit separation, line branching, load switching, and short-circuit protection. As the preferred switchgear for urban and rural power distribution systems, it offers a comprehensive range of specifications to meet diverse market requirements.
Key Technical Parameters:
Rated Voltage: 12kV, 24kV
Rated Peak Withstand Current: 50kA, 63kA
Rated Frequency: 50Hz
Rated Short-Circuit Breaking Current: 20kA, 25kA
Rated Current: 630A, 1250A Rated Short-Time Withstand Current: 20kA, 25kA
Rated Closing Current: 50kA, 63kA
Product Features:
● Compact, fully enclosed, and fully insulated design;
● Condensation-proof, pollution-resistant, and maintenance-free;
● Circuit breaker scheme with reclosing function: O-0.3s-CO-180s-CO;
● Mechanical linkage mechanism for enhanced five-prevention interlocking;
● Side-expandable design with aesthetically pleasing appearance for easy installation;
● Low leakage rate and extended service life;
● Intelligent type.
Application Areas:
Widely used in ring network distribution systems such as switchyards and switching stations; infrastructure projects; industrial and manufacturing sectors; transportation enterprises including ports, railways, and land transport.
Public construction projects in industrial zones, development areas, and commercial districts;
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