This PDF product flyer targets power utilities, EPC contractors and panel‑builders for tender comparison, cabinet‑type‑selection and pre‑sales technical evaluation. This indoor vacuum circuit‑breaker complies with IEC 62271‑1, IEC 62271‑100 and relevant ANSI standards. It adopts vacuum‑interrupter with modular spring‑stored‑energy operating‑mechanism, achieving up‑to‑30 000 overhaul‑free mechanical operations, and meets M2 mechanical‑class, E2 electrical‑endurance and C2 capacitive‑current‑break

RVD‑145 dead‑tank vacuum circuit breaker adopts clean‑air insulation and vacuum interrupter, zero SF₆, modular dead‑tank structure, optional LPIT, stored‑energy spring mechanism with long service life & low maintenance. It complies with IEC/IEEE standards. Drawings supply full installation interface dimensions for indoor/outdoor and custom project applications.

RCW‑38/800‑16 adopts magnetic‑actuator mechanism and epoxy resin insulation, mechanical endurance up to 10 000 operations with C2 capacitive‑current switching performance, fully witnessed DEKRA type‑test. It complies with IEC 62271‑111 Ed.3.0‑2019 and meets ANSI C37.60.

Rockwill RVD‑145 dead‑tank vacuum circuit breaker has rated voltage 145 kV, rated normal operating current 3150 A, lightning impulse withstand voltage 650 kV, 3‑s short‑time withstand current 50 kA and rated short‑circuit making peak current 135 kA for 145 kV power transmission applications.

OVCB adopts motor‑driven modular spring mechanism with E2 electrical endurance and 10 000 mechanical operations, IP55 enclosure, extended‑creepage porcelain dry‑type bushings, multi‑ratio bushing‑type CT and high‑seismic construction. It complies with IEC 62271‑100, meets IEEE/ANSI, manufactured with ISO 9001 certification.