This document describes outdoor live‑tank vacuum circuit‑breaker complying with IEC 62271‑100, together with IEC 60068‑2‑series environmental tests and IEC 61000‑series EMC requirements. It adopts vacuum arc‑extinguishing technology without SF6 gas for eco‑friendly low‑maintenance operation. Equipped with spring‑charged operating mechanism supporting both motor‑driven and manual energy‑charging, with mechanical anti‑slow‑opening protection. Composite insulating bushings meet pollution class III.

This document describes dead‑tank SF6 circuit‑breaker complying with IEC 62271‑100:2021 and IEEE Std C37.09 circuit‑breaker standards as well as IEC 60068‑2‑series environmental test requirements. It adopts earthed aluminium‑alloy tank with compression‑type arc‑extinguishing principle and proven modular hydraulic‑spring operating mechanism fitted with mechanical anti‑slow‑opening protection. Pollution‑resistant silicone‑rubber composite bushings are adopted. Through‑core current transformers are

This document describes dead‑tank SF₆ circuit‑breaker complying with IEC 62271‑100 international standard for high‑voltage AC circuit‑breakers. It fully covers structural‑working principles, operating‑environment requirements, scope of supply, packaging‑transport‑storage guidance, on‑site installation‑commissioning procedures, periodic maintenance & overhaul criteria and decommissioning instructions. The equipment adopts earthed metal modular tank‑type construction, integrates through‑core b

ROCKWILL RHB outdoor SF₆ circuit breaker complies with IEC & ANSI standards. Adopting compact structure, high‑grade insulation and intelligent secondary monitoring, it features low SF₆ leakage rate (<0.5%/year), 30‑year maintenance cycle and supports customized manufacture for substation outdoor installation.

ROCKWILL RCW outdoor vacuum recloser complies with IEC & ANSI standards. It supports single‑/three‑phase versions, magnetic or spring actuator, integrates protection‑measurement‑communication functions, IP54/IP67 protection, for pole‑mount or substation installation with customized manufacture.