Yes there was a type 4Pensdown said:Type 1, 2 & 3 (was there a 4?) were predecessors of Type's A, B, C, & D
Pensdown said:What Adams is saying is that the 40amp breaker is there to protect the cable's current carrying capacity, not your shower and it's a bit tight. he's not saying you can't up-rate the cable to 10mm and use the 40amp breaker
Pensdown said:Type 1, 2 & 3 (was there a 4?) were predecessors of Type's A, B, C, & D
Type 1 will trip faster that type 3
What is your application for the MCB?
kai said:Surely the MCB Breaker in this case, is there to protect both the cable and the shower unit - as unlike an immersion heater circuit, there is no fuse-connection unit with a cartridge fuse downstream, adjacent the appliance itself.
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