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 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.

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.

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.

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Circuit breakers

- 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. - Mandatory short contact protection

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