The MV Non-Extensible Ring Main Unit (RMU) is a compact, maintenance-free switchgear rated up to 17.5 kV, ideal for urban grids, industrial plants, and SEC networks.

Applications:

• Urban power grids.
• Industrial plants.
• Commercial centers.
• Airports.
• Highways.
• SEC distribution network.

Key Features:

• Compact, maintenance-free design.
• Non-extensible, SF6 gas-insulated for long-term reliability.
• High safety and durability in extreme environmental conditions.
• Front-panel operation with clear visual indicators.
• Integrated mechanical interlocks for enhanced safety.
• Internal arc fault protection for operator and public safety.
• IP54-rated enclosure, IP67 main tank.

Technical Specifications:

• Operating Voltage: 17.5 kV.
• Rated Current: 400 A (LBS), 200 A (Circuit Breaker).
• Short Circuit Rating: 21 kA for 1 sec.
• Operating Temperature: -40°C to +75°C.
• Protection Degree: IP54 (enclosure), IP67 (main tank).

Certifications & Standards:

• IEC Standards: IEC 62271100-, IEC 62271200-, IEC 62271103-, IEC 60529.
• ISO Certifications: ISO 9001, ISO 14001, ISO 45001.
• SEC approval is awaited.

Choose AWAL for your electrical needs!