Live-tank circuit breaker / high-voltage - max. 31.5 kA, 72.5 - 84 kV | LTA

Live-tank circuit breaker / high-voltage - max. 31.5 kA, 72.5 - 84 kV | LTA
ABB AG The LTA 72D1 is a live tank circuit breaker manufactured by ABB. It utilizes carbon dioxide as the insulation and arc extinguishing medium. This replaces the SF6 gas that is hazardous to the environment. By eliminating the SF6, it reduces the CO2 emission by 18% over the life cycle.

The LTA 72D1 features identical mechanical spring drives used in the SF5 LTB series. It also provides an IEC Class M2 and 10,000 operation lifetime drives. Furthermore, the circuit breaker is also offered as a disconnecting circuit breaker where the disconnecting function is installed in the breaker.

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