SF6 fully‑sealed metal‑clad ring‑main‑unit, modular combinable structure, stainless‑steel gas‑tank, maintenance‑free live‑parts, mechanical‑electrical interlock, for distribution‑switch‑house, box‑type‑substation and cable‑branch‑box applications.
This is OEM operation‑manual for fully‑sealed SF6 gas‑insulated ring‑main‑unit, complying with prevailing IEC 62271‑200 and relevant GB standards.
This manual covers product overview, module introduction, safety regulations, transportation‑handling, site acceptance, cable & CT installation, operating procedures for gas‑filled tank, secondary‑wiring requirements, installation dimension constraints and maintenance guidance.
It defines qualification requirements for operating staff and multi‑safety interlock rules for daily operation. Contact us for full‑set compliance documents and drawing packages.
40.5kV SF6 RMU: Reliable, compact, and durable—ideal for industrial and utility power distribution in high-voltage networks.
The RMR-12/17.5/24kV SF6 RMU is a compact, reliable, and user-friendly solution for medium-voltage distribution.
Cable‑compartment door can only open when earthing‑switch is closed; current‑transformers shall be mounted before cable termination, and secondary side of CT must avoid open‑circuit risk. Please contact us for cable‑installation‑check‑list.
Check cabinet appearance for transportation damage, inspect pressure indicator status, verify completeness of operating‑handles and accessories; record defects timely and notify supplier once abnormality is found. Please contact us for acceptance‑check‑list.
Multiple mechanical interlocks are configured: interlock between earthing‑switch and disconnector, cable‑compartment door interlock linked with earthing‑switch, and padlock‑able operating holes to prevent unauthorized mis‑operation. Please contact us for interlock‑logic‑reference.
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