Product Overview

The HCXGN□ series SF6 gas‑insulated ring main unit (RMU) is a new SF6 gas‑insulated medium‑voltage switchgear independently developed. The product adopts modular design and can be arranged arbitrarily according to different design schemes, achieving a perfect combination of shared‑box units and single gas‑box units to meet the flexible use needs of compact switchgear in various secondary transmission and distribution substations.

Product Features

The HCXGN□ series switchgear is a fully sealed system with all primary components enclosed in a stainless steel housing, unaffected by the environment. It features reliable operation, safety assurance, compact design, small footprint, maintenance‑free, and long service life. Widely used in small secondary substations, box‑type switch stations, industrial and mining enterprises, airports, railways, commercial areas, high‑rise buildings, highways, subways, tunnels, and harsh natural conditions.

Model Meaning & Unit Code Explanation

Model composition: HC‑X‑G‑N‑□‑12(24/40.5)/1250‑31.5‑(V)Unit code: C(Load Switch Unit), F(Combined Electrical Unit), V(Circuit Breaker Unit), D(Cable Incoming Unit), M(Metering Unit), +(Busbar Side Bushing), -(Busbar Top Bushing), SL(Bus Coupler Unit), PT(PT Unit)

Installation Dimensions

40.5kV: Cabinet depth 970mm, height 1900mm; optional instrument box heights:200/350/470mm▪12/24kV: Gas chamber net width:325/375‑1300/1500 for 1‑4 shared‑box unitsExecution StandardsGB/T3804, GB/T1984, GB/T16926, GB/T1985, GB/T3906, GB/T11022, GB/T4208, DL/T404, GB/T311.1