Circuit Protection Systems for Domestic Household Premises

Wylex

Circuit Protection Systems for Domestic Household Premises

Published: 11 May 2022 · Category: Product Catalogues & Brochures

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Circuit Protection Systems for Domestic Household Premises AFDDs MANDATED The use of Arc Fault Detection Devices is mandated for single-phase AC final circuits supplying socket-outlets (with a rated current up to 32A) in certain types of premises i.e. - In Higher Risk Residential Buildings (HRRB) - In Houses in Multiple Occupation (HMO) - In Purpose-Built Student Accommodation - In Care Homes The use of AFDDs is also recommended in all other types of premises for single-phase AC final circuits supplying socket outlets rated up to 32A. AFDDs shall be placed at the origin of the circuit to be protected i.e. in the consumer unit or distribution board. See BS 7671 (including Amendment 2) for full details ULTIMATE PROTECTION USING STANDARD PRODUCTS • MCB sized AFDDs • Fits regular consumer units • Standard installation process • Uses 1 consumer unit way • Ring circuit compatible • Radial circuit compatible • Detects serial arc faults • Detects parallel arc faults • Integral Type A 30mA RCBO • With double pole switching • Self tests every 15 hours • Status indicators (fault find assistant) • BS EN 62606 • Retrofit compatible • Protects against fires caused by arc faults SPDs IN ALL INSTALLATIONS Transient overvoltage protection devices (SPDs) are now required in all electrical installations however, in some cases the owner of the installations can opt out and accept all risks and consequential losses from such over-voltages. Transient overvoltage protection must be provided where...