20 INSTALLATION AND OPERATION MANUAL 25-16327-B November 2020 www.eaton.comSection 1: System installation and designFixing detailsRead all the installation instructions before commencing with the installationThe installation of this panel must be carried out by a suitably qualified/trainedperson The installation must comply with IEE wiring regulations and with BS5839part 1 2002The electronic components within the fire panel are Static SensitiveDo not touch the electronics directlyMounting the BackboxThe Panel can be surface mounted and recessed To surface mount; drill three holesand fix the backbox to the wall using suitable screw fixingsMAINS- + - + - + - +A B X Y E A B X Y E EE F+ F-LOOP 1S+ S- EE F+ F-LOOP 2S+ S-NO NCC NO NCCL N EAUX RELAY 1 NETWORK NETWORK +24V OUTAUX RELAY 2 FAULTRELAYSOUNDERCIRCUIT 1SOUNDERCIRCUIT 2This example can beseen again and moreclearly in Appendix(A) System Wiring