Q&A

Q & A of the Day – In calculating conductor sizes, how are...

John asks this question, concerning the calculation of the size of conductors and rating factors. It has...

Q&A

Q & A of the Day - Is this electrical distribution board...

John asks this question, which concerns an EICR on an electrical distribution board and its unusual mounting...

Q&A

Q & A of the Day – We have a community decorative tree –...

Leo asks this question about whether a community decorative tree’s lights should be fed via an RCD at 230V,...

Q&A

Q & A of the Day – Can I use 13A or 16A timers on a 20A...

Tim asks this question about immersion timer switches and the related MCB-protected immersion heater...

Q&A

Q & A of the Day – What do the regulations say about floor...

John asks this question, which concerns the installation of socket-outlets in floors and the regulations...

Q&A

Q & A of the Day – Can I use smoke, CO2 and heat alarms...

This question is about an EICR for a home that doesn’t have mains operated smoke alarms, and for which the...

Q&A

Q & A of the Day – What is the best way to repair a nail...

Jolyon asks this question, which concerns a broken electric cable buried in a wall, and how best to repair it....

Q&A

Q & A of the Day – What is the correct earthing cable size...

John asks this question, which concerns a distribution board that doesn’t comply with Table 54.7 from BS 7671:...

Q&A

Q & A of the Day – Please tell me what the protection...

Robin asks this question, which is about the protection requirements for the circuit feeding a 110V socket...

Q&A

Q & A of the Day – Does this student accommodation need...

Alasdaire asks this question, which concerns emergency lighting in student accommodation, and whether it is...

Q&A

Q & A of the Day – This situation is either a Code 2 or a...

John asks this question, which concerns whether RCBOs should replace MCBs in a particular electrical...

Q&A

Q & A of the Day – Should metal containment used for ELV...

Colin asks this question, which concerns containment earthing and any necessity for it with extra low...

Q&A

Q & A of the Day – Is this spur off a ring in a kitchen...

John asks this question, which concerns a spur off a ring circuit in a kitchen that powers a washing machine...

Q&A

Q & A of the Day – Should I run a separate 10mm earth...

Jean-Pierre asks this question, which concerns cabling from an existing distribution board to an attic...

Q&A

Q & A of the Day – I’ve found low impedance values in this...

John asks this question, which concerns testing an outdoor lighting installation and the low impedance...

News

SELECT Napier Graduate Certificate in Management Practice

A new programme of the Graduate Certificate has been scheduled to start in September 2014.

Q&A

Q & A of the Day – What’s the correct way to terminate large...

Darren asks this question, which concerns terminating large cross-sectional area (CSA) conductors into small...

Q&A

Q & A of the Day – How best to protect this street...

George asks this question, which concerns a historic street lighting installation and its overcurrent...

Q&A

Q & A of the Day – Is it OK to use 13A or 16A timers on a...

Adrian asks this question, which concerns immersion timer switches and the related MCB-protected immersion...

Q&A

Q & A of the Day – With this domestic installation, should...

Phil asks this question, which concerns the means of isolation in domestic electrical installations, whether...

Q&A

Q & A of the Day – Can a cooker switch be located in a...

Alastair asks this question, which concerns whether a cooker switch can be fitted inside a cupboard in a house...

News

SELECT Toolbox Talks 2014 – Focus on Cable Sizing

Following the success of our Toolbox Talk events last year SELECT are once again gearing up to take to the...

Q&A

Q & A of the Day – Does this metallic roof covering need...

John asks this question, which concerns lightning protection and earthing arrangements for a building’s...

Q&A

Q & A of the Day – With this multiple occupation unit, can I...

Simon asks this question, which concerns communal area lighting, including emergency lighting and other...