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RHB-72.5 (s) Live tank SF6 gas circuit breaker

Drawings · ROCKWILL

RHB-72.5 (s) Live tank SF6 gas circuit breaker

RHB-72.5(S) outdoor HV circuit breaker: 72.5kV, 2000-3150A, lightning impulse 325/375kV, short-time 31.5-50kA, making peak 100-125kA. For 72.5kV grid switching and faults.

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Updated2026.09

LanguageEnglish

FilePDF · 292.3 KB

Live tank circuit breakerSF6 gas circuit breaker

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Document description

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.

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Frequently asked questions

Which IEC standard does RHB‑72.5(S) comply with? What is its structural feature?

It complies with IEC 62271‑100 high‑voltage switchgear standard. It adopts single‑pole compact design for outdoor power transmission applications.

What is unit weight and package specifications of RHB‑72.5(S)?

Unit weight: 5600KG. Package‑1:2600×600×2300 (1pc, 2600KG); Package‑2:1100×800×2300 (1pc, 5300KG).