everynights a 17th edition night

[i=p/u]

ask me questions, see if i can find in appropiate time, no trick ones please only if you have nothing better to do..

 

[i=p/u]

cheers will do

PM me if u want a bunch of test questions..............all PDFs

 

[i=p/u]

as it is guys ive only started looking at the regs so im pushing myself to pass but learn the destinations of the book..

 

[clicon357]

2.5mm protected against mechanical damage , 16mm if not, isit thumbs up???

It was 2.5mm sq I was looking for......protected against mechanical damage and sheathed

 

[topquark]

What is the required minimum impulse withstand voltage for a 230V installation of category II equipment?

 

[i=p/u]

so does that mean if is 2.5mm it has to be in conduit or trunking ..

It was 2.5mm sq I was looking for......protected against mechanical damage and sheathed

 

[topquark]

Name three electrical sources for safety services?

 

[i=p/u]

2.5kv ......

What is the required minimum impulse withstand voltage for a 230V installation of category II equipment?

 

[clicon357]

so does that mean if is 2.5mm it has to be in conduit or trunking ..

Guess so, that's how I read it, but TBH I would think its a bit impractical in real terms. You would have to run your trunking out into the flower bed etc right up to the earth electrode. Easier to use a length of sheathed 16mm sq (if buried or not) and be done with it.

 

[i=p/u]

isit chapter 56 560.6.9 .10 .11 .12???? page153

Name three electrical sources for safety services?

 

[clicon357]

2.5kv ......

kV not kv............

 

[i=p/u]

im under pressure

 

[topquark]

isit chapter 56 560.6.9 .10 .11 .12???? page153

560.6.1

 

[topquark]

Is it acceptable to use a TNC-S (PME) type earthing system on a caravan site for a permanent building?

Is it acceptable to use a TNC-S (PME) type earthing system for earthing a static caravan (the chassis would need to be earthed for this)?

 

[i=p/u]

now your getting personal topquark,, it sounds like you asking for a list, and he tells us c&g love lists....

 

[topquark]

now your getting personal topquark,, it sounds like you asking for a list, and he tells us c&g love lists....

Yep three examples of what could be used as a source for safety services (they are listed in that reg).