RHB‑145 is a 145 kV outdoor high‑voltage circuit breaker with robust construction, strict requirements for foundation static/dynamic load and foundation height difference. It complies with IEC 62271‑100 for high‑voltage switchgear, delivering reliable mechanical performance for outdoor power transmission projects.

RHB‑123 is a 123 kV outdoor high‑voltage circuit breaker with robust mechanical structure, strict requirements for foundation static/dynamic load and installation height difference. It complies with IEC 62271‑100 for high‑voltage switchgear, suitable for outdoor power transmission projects.

RHB‑72.5 is a 72.5 kV outdoor high‑voltage circuit breaker with robust mechanical structure, strict limits for foundation static/dynamic load and foundation height difference. It complies with IEC 62271‑100 for high‑voltage switchgear for outdoor power transmission projects.

RHB‑72.5(S) is a 72.5 kV single‑pole outdoor high‑voltage circuit breaker with compact and robust structure, strict requirements for foundation static/dynamic load and foundation height difference. It complies with IEC 62271‑100 for high‑voltage switchgear for outdoor power transmission projects.

This PDF technical drawing delivers full mechanical layout for RHB‑40.5 foundation‑mounted outdoor vacuum circuit‑breaker, designed in accordance with IEC 62271‑100 standard, for civil foundation design, tender technical review and on‑site installation guidance. The drawing covers overall outer dimension, mounting frame layout, foundation installation hole layout, anchor bolt specification M16, concrete foundation dimensional requirements and connection terminal details. Notes specify allowable