HRM-SF6
HRM-SF6 Gas Insulated Ring Main Unit
SF6 gas insulated ring main unit for medium voltage secondary distribution networks. Compact, fully sealed design suitable for indoor and outdoor installation in urban distribution schemes.
Key Features
- Fully sealed SF6 gas insulated tank
- Compact design for space-constrained sites
- Multiple configuration options (RRC, RRCC, RCR)
- Motorised or manual operation
- Cable and busbar connection options
- Zero maintenance sealed gas system
- Extensible modular construction
Technical Specifications
| Rated Voltage | 12kV / 24kV |
| Rated Current | 630A (ring), 200A (tee-off) |
| Breaking Capacity | 20kA (CB option) |
| Insulation | SF6 gas |
| Configurations | RRC, RRCC, RCR, RRCR |
| Operation | Manual / Motorised |
| Operating Temperature | -25°C to +55°C |
| Standards | IEC 62271-200 |
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