Maximum demand - please help.

[iceman]

hi im about to book my nic assesment put unsure about how to work out max demand as the total number of circuit breakers exceeds to 100a main switch theres 2x 6a for lights 4x32a for sockets and ring hob 2x40a for shower and cooker and 20a for garage supply and help would be great, thanks

 

[Guest123]

Hi.

Showers - No diversity allowable
Ring Circuits - 100% of first ring then 40% of others
Cooker - First 10A + 30% of remaining + 5A if a socket outlet
Lighting - 66% of total load of circuit.

Hope this helps.

 

[iceman]

hiya thanks for tht iv added it all up but it still exceeds the 100a main switch by 36.32 would this be ok to record 136a on the certificate???