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davesparks
new RCBOs can't be installed on existing current bus bar.
Yes they can, the busbar hasn't changed, new RCBOs can be installed to replace the first four MCBs.
new RCBOs can't be installed on existing current bus bar.
No protection on the first four MCBs, plastic unit (front cover lid) and no SPD from what I recall.
Yes they can, the busbar hasn't changed, new RCBOs can be installed to replace the first four MCBs.
Which surge kit would this be?You could move the socket circuits onto RCBOs on the mainswitch side and replace lighting / smokes with RCBO, move cooker onto Type AC RCD side (resistive load) and then have a mainswitch way left for a retro fit Surge kit. If you wanted to...