can you help 2391-10 question

[ICE]

Hi,

Any suggestions please:

State what, in addition to compliance with BS7671:2008 , the designer must ensure when carrying out an alteration or addition to an existing installation. Assume the earthing and load capacity meet the requirements...



ALSO:


List the 1st 3 live tests to be undertaken on a new installation which forms part of a TT installation...

 

[iceman]

id say

state tht the installation is in safe condition for continued use

 

[ICE]

Yeah
I see where your coming from but is says : in addition to compliance with BS7671:2008

 

[Guest123]

Electricity at Work Regs (EAWR).

1. Earth Electrode Resistance

2. Earth Fault Loop Impedance

3. PFC

 

[electricAl]

The 1st LIVE (shouting especially hard for Lenny - is it Sunday today where you are by any chance mate? ) test for a new installation, regardless of earthing type, would be...

LIVE Polarity check

makes sense when you think about it

 

[bomdiddly]

State what, in addition to compliance with BS7671:2008 , the designer must ensure when carrying out an alteration or addition to an existing installation. Assume the earthing and load capacity meet the requirements...

page 15 gn3 1.4 says every alteration or addition to an electrical installation must comply with the regulations and must not impair the safety of the existing installation

thats what i would put in answer. is that a question u got off a previous paper if so how many marks is it worth