2330 303 written paper

[hospital]

Good evening ladies and gentlemen,has anyone recently taken the 2330 303 written exam,the fault finding and rectification one if so any pointers would be most welcome.

Thankyou,Peter.

 

[i=p/u]

i have good idea of ring testing, but im just playing with sums in my head, as i do, as im a pull cord gack... naw but if you were working out lengths of circuits before installed..

 

[derek preece]

Just had to do some for my first design job, working out Zs for appropriate protective devices, I'm hoping I got it right because I'm installing it on Tuesday, just had to do Ze and pfc psc tests today. But I am going to be triple checking my calculations and relevant regs