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Relay

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.

History, Applications & Measurement

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Overview

History

Basic design and operation

Terminology

Types

Applications

Safety and reliability

Advanced semantic analysis

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Map overview Semantic statistics

Relay

Nodes148
Edges147
Triples187
Avg. degree1.99
Density0.013514
Components1

How this topic connects Entity context

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Relay

Top relations

related to Selection considerations · 23
Relay → Accessories, Breaking, Coil, Contact, Dry, For, Larger, Minimum, Mounting, Number, Package/enclosure, PCB, Regulatory, Selection, Sensitive, Size, Some, Stray, The, There
has application · 14
Relay → Company, Electromechanical, Fleetwood, Gotthilf Ansgarius Betulander, High-voltage, In, July, Low, Operators, Relays, Strowger, The, The Relay Automatic Telephone, UK
related to Terminology · 11
Relay → All, In, National Association, NC, NO, Normally, Of, Relay Manufacturers, Since, Switch Industry Association, US
related to Basic design and operation · 9
Relay → If, In, Most, Other, PCB, The, This, Usually, When
related to Time-delay relay · 9
Relay → Current, For, Modern, Relays, Some, The, This, Time-delay, Timing
is a · 8
Relay → electrically operated switch, form of reed relay that employs a mercury switch, notable advantage, reed switch enclosed in a solenoid, relay that uses mercury as the switching element, sensitive relay having its contacts mounted in an evacuated glass housing, specialized kind of multi-way latching relay designed for early automatic telephone exchanges.An earth-leakage circuit breaker includes a specialized latching relay, type standardized for industrial control of machine tools
related to Force-guided contacts relay · 8
Relay → Basic, EN, Force-guided, If, Relays, The, These, Well-tried
related to history · 8
Relay → American, Electrical, Henry, However, In, Joseph Henry, Samuel Thomas, Sömmerring
related to Mercury-wetted relay · 7
Relay → Because, For, However, It, Mercury, Surface, The
related to Solid-state contactor · 7
Relay → AC, DC, PCs, PLCs, There, They, TTL

Important terminology Word statistics

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Important terminology

contacts relays contact used circuit coil control current may switch open circuits one armature power closed switching mercury magnetic voltage

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Relayis aelectrically operated switch0.90text
Relayis aspecialized kind of multi-way latching relay designed for early automatic telephone exchanges.An earth-leakage circuit breaker includes a specialized latching relay0.90text
Relayis atype standardized for industrial control of machine tools0.90text
Relayis arelay that uses mercury as the switching element0.90text
Relayis aform of reed relay that employs a mercury switch0.90text
Relayis anotable advantage0.90text
Relayis areed switch enclosed in a solenoid0.90text
Relayis asensitive relay having its contacts mounted in an evacuated glass housing0.90text
EN 13849-2 as Basic safety principlesinstance ofThese rules for the safety design are the one defined in type B standards0.80text
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 stateinstance ofThese rules for the safety design are the one defined in type B standards0.80text
howeverinstance ofThese rules for the safety design are the one defined in type B standards0.80text
they do guaranteeinstance ofThese rules for the safety design are the one defined in type B standards0.80text

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    Min side: 3
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