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long story short, Pre-rip out test really old install, TN-S,16mm tails, 6mm main earth !
Ze was 0.22 ohms and 1.2kA fault current.
DNO been up...
I have a question (still learning, passed 17th edition and part P, but I'm not yet registered).
If you use formula from On-Site...
Hi guys I was having trouble working out volt drop. Type in google (Doncaster cable calculator) only a guide not exact but though it may help!
Quick one for you.
A cable that is 25M long and has a resistance of 2.3 m ohms/M ( milli ohms per metre ). A second Identical cable is...
How do, can any one help me with how to work out volts drop, what is the formula?
ive got an 240>8v transformer for a bell now its 8va and i was told by friedland that this was 8 amps. i know that aint right.
so does anyone...
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