SACE FORMULA New low voltage moulded-case circuit …
All the moulded-case circuit-breakers in the SACE FORMULA family are constructed in ac- ... It is possible to mount the circuit-breaker either in the horizontal, ... derating for use up to an altitude of 2000m. Above 2000m, the properties of the atmosphere (composition of the air, dielectric strength, cooling power and pressure) change, having ...
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