This product flyer document covers RHD‑420 high‑voltage SF6 dead‑tank circuit‑breaker, supporting tender specification compilation, project feasibility evaluation and pre‑sales technical reference. This product complies with IEC 62271‑100 and GB/T 1984 standards.
This datasheet records comprehensive performance indicators including lightning impulse withstand level, power‑frequency withstand voltage, partial discharge value, SF₆ gas alarm & locking pressure, annual gas leakage rate, mechanical endurance and unique reclosing operation sequence O‑0.3s‑CO‑180s‑CO.
It adopts three‑phase post porcelain insulator layout and pointer‑type density relay for real‑time gas condition monitoring; heater, energy‑storage motor and control circuit supply parameters are also specified. Custom‑built solution covering design, assembly and testing service is available for EPC projects. Contact us for complete type‑test report and detailed installation‑operation manual.