Technical FAQs 4

What types of circuit breakers are available?

Circuit breakers, Thermal circuit breakers, Thermal magnetic circuit breakers and other passive components from industry-leading manufacturers, in stock and ready to ship today.

What does 'of' mean on a circuit breaker?

OF (from/to): indicates the situation for the circuit breaker’s contacts. - pulling out of circuit breaker. The SD connector returns when the circuit breaker is reset. - earth fault. The SDE connector returns when the circuit breaker is reset. SDV contact returns when the Vigi module is reset.

What is a low level circuit breaker?

Low level version is used in circuits with low signal levels in power/voltage. - OF (from/to): indicates the situation for the circuit breaker’s contacts. - pulling out of circuit breaker. The SD connector returns when the circuit breaker is reset. - earth fault. The SDE connector returns when the circuit breaker is reset.

What protection classes are included in a circuit breaker installation?

The installation is supplemented with the mandatory contact protection on the device. The protection classes are as follows: - A safety trip which mounted on the circuit breaker and which automatically releases the breaker if it is switched on when it is pulled out or inserted.

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