24kV Environmentally Friendly Gas- Insulated Ring Main Unit(RMU)
SM66-24/T630-20 eco-friendly gas-insulated RMU: 24kV, 630A, lightning impulse 125/145kV, 4s short-time 20kA, making peak 50kA. Available in circuit-breaker and load-switch versions.
SM66-24/T630-20 eco-friendly gas-insulated RMU: 24kV, 630A, lightning impulse 125/145kV, 4s short-time 20kA, making peak 50kA. Available in circuit-breaker and load-switch versions.
SM66‑24 features compact 450‑mm‑width cabinet, visible double isolation breaks, modular five‑anti‑interlock & emergency unlock. IP67 gas‑tank with annual leakage ≤0.01%, dry‑air insulation and good mechanical endurance, complying with relevant IEC & GB RMU standards.
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Media isolasi adalah udara kering. Tingkat kebocoran tahunan kompartemen gas ≤0,01% per tahun, kinerja isolasi yang stabil untuk operasi jangka panjang.
Dilengkapi dengan celah isolasi ganda yang terlihat; interlock modular anti-salah-operasi lima fungsi ditambah perangkat pembuka darurat pada pintu bawah. Pintu bawah hanya dapat dibuka jika sirkuit utama sepenuhnya ditanahkan
Skema kabinet pemutus sirkuit isolasi atas dan skema kabinet sakelar beban, keduanya memiliki dimensi luar yang identik.