Je was op zoek naar: fault current circuit breaker (Engels - Portugees)

current limiting circuit breaker
disjuntor limitador de corrente

circuit breaker
disjuntor

residual current operated circuit-breaker
interruptor de corrente diferencial residual

line circuit breaker
disjuntor de linha

oil circuit-breaker
seccionador de azeite

ground fault current
intensidade de defeito a terra

primary circuit-breaker
disjuntor

current circuits
circuitos de corrente

overhead circuit breakers
disjuntores para catenárias