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A relay is an electrically operated switch. It has a set of input terminals for one or more control signals, and a set of operating contact terminals. The switch may have any number of contacts in multiple contact forms, such as make contacts, break contacts, or combinations thereof.
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| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Relay | is a | electrically operated switch | 0.90 | text |
| Relay | is a | specialized kind of multi-way latching relay designed for early automatic telephone exchanges.An earth-leakage circuit breaker includes a specialized latching relay | 0.90 | text |
| Relay | is a | type standardized for industrial control of machine tools | 0.90 | text |
| Relay | is a | relay that uses mercury as the switching element | 0.90 | text |
| Relay | is a | form of reed relay that employs a mercury switch | 0.90 | text |
| Relay | is a | notable advantage | 0.90 | text |
| Relay | is a | reed switch enclosed in a solenoid | 0.90 | text |
| Relay | is a | sensitive relay having its contacts mounted in an evacuated glass housing | 0.90 | text |
| EN 13849-2 as Basic safety principles | instance of | These rules for the safety design are the one defined in type B standards | 0.80 | text |
| Well-tried safety principles for machinery that applies to all machines.Force-guided contacts by themselves can not guarantee that all contacts are in the same state | instance of | These rules for the safety design are the one defined in type B standards | 0.80 | text |
| however | instance of | These rules for the safety design are the one defined in type B standards | 0.80 | text |
| they do guarantee | instance of | These rules for the safety design are the one defined in type B standards | 0.80 | text |
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