Outdoor Ring Main Unit

electrical equipment Specification This Switch cabinet is used to join and splice cables of main and distributing cables of the cable network, and can be installed overhead, on the floor, indoors or outdoors. Technical Parameters : 1. Climatic Requirement: 55/70/02 Ambient temperature: -55 - +55 Relative Humidity: 95% at 40 Atmosphere Pressure: 70 - 106Kpa 2 Insulation resistance: 5×104MΩ when tested in standard atmosphere pressure; 3. Contact resistance: < 5×10-3Ω when tested in standard atmosphere pressure; 4. Voltage endurance: 50Hz(AC) 500V when tested in normal atmosphere and showing no breakdown and flash-over in 1 min. 5. Good rust and water resistance