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and overload protection in one compact device
The WMMS/616 is a compact IP40 metal garage consumer unit supplied with a 100A main switch incomer and pre-fitted 6A and 16A B-curve MCBs
and other larger installations where multiple three-phase circuits need to be distributed from one main board
Red/yellow rotary handle – clear ON/OFF position
It features switched live and neutral disconnection for safe isolation
Arc Fault Detection A-Type RCBO – WFD140B-030 (40A, B Curve, 30mA) 4 & 5 pole MCBs (&Shunt Trip) and overload protection in oneThe WFD140B 030 is a 40A, B Curve Arc Fault Detection (AFDD) RCBO, designed to deliver maximum protection against arc faults, earth leakage, overload, and short circuits in one compact unit. Built to BS 7671: 2018 (18th Edition) standards, it provides fire safe reliability for high load domestic and commercial circuits. Unlike a standard RCBO, this device features microprocessor driven arc fault detection that constantly monitors electrical waveforms.
