Residual Current Circuit Breaker

URI: https://gptkb.org/entity/Residual_Current_Circuit_Breaker
GPTKB entity
Statements (51)
Predicate Object
gptkbp:instanceOf Electrical safety device
gptkbp:abbreviation gptkb:RCCB
gptkbp:alternativeName gptkb:Residual_Current_Device
RCD
gptkbp:application Personal protection
Equipment protection
gptkbp:category Low voltage switchgear
gptkbp:compatibleWith gptkb:RoHS
gptkb:CE_marking
gptkbp:component Distribution board
gptkbp:countryOfOperation Worldwide
gptkbp:differenceFromELCB Does not require earth connection for operation
gptkbp:features gptkb:EN_61008
gptkb:EN_61009
gptkbp:function Detects earth leakage current
Disconnects circuit when leakage detected
https://www.w3.org/2000/01/rdf-schema#label Residual Current Circuit Breaker
gptkbp:installationLocation gptkb:Consumer_unit
gptkbp:inventedBy 20th century
gptkbp:lifespan Typically 10-20 years
gptkbp:maintenance Periodic testing recommended
gptkbp:marketedAs gptkb:ABB
gptkb:Schneider_Electric
gptkb:Siemens
gptkb:Legrand
gptkb:Hager
gptkbp:operates Residual current principle
gptkbp:operatingSystem 230V AC
400V AC
gptkbp:period Within 30 milliseconds
gptkbp:protectedBy Short circuit
Overcurrent
Electric shock
Electrical fire
gptkbp:ratedSensitivity 100mA
300mA
30mA (for personal protection)
gptkbp:rating Varies (commonly 16A, 25A, 40A, 63A)
gptkbp:relatedTo gptkb:Miniature_Circuit_Breaker
gptkb:Earth_Leakage_Circuit_Breaker
gptkbp:requires Proper earthing
gptkbp:resetMethod Manual reset
gptkbp:standardizedBy gptkb:IEC_61008
gptkb:IEC_61009
gptkbp:symbol IEC symbol for RCCB
gptkbp:testingMethod Test button
gptkbp:type gptkb:DIN_rail
gptkbp:usedIn Commercial electrical systems
Residential electrical systems
gptkbp:bfsParent gptkb:Circuit_Breaker
gptkbp:bfsLayer 5