Wylex NHXS1B40 40A Type B Miniature RCBO
Wylex RCBO Combined MCB/RCD Devices are Type B Double Pole 1 Module with a RCD Rating of 30mA
The Wylex RCBOs is a combination of an MCB and RCD, this enables both overcurrent protection and earth fault current protection by a single unit. They are suitable also for installation in Wylex Consumer units and in two or four module enclosures where compatible. These are also suitable for the NMRS and NM Wylex fuse boards.