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Can anyone assist with applying diversity to an industrial aggregate wash plant? I have been asked to assist a friend of mine so forgive me the info is a little sparse. I have been told the wash plant requires a 500kVA supply. Contact has been made with the local DNO who say that a 1mVA...

If UK Power networks provide one 3 phase supply into the ground floor of an apartment block which terminates into a rye field cut out which subsequently feeds sub mains to each apartment can each tenant choose their own electricity supplier ie one goes to eon, another to british gas etc.

Does any know what would be a typical size (KW) for a Solar hot water system to be fitted on a 4 bed house. I just need a bit of an idea. Many thanks

Hi All Have any of you got any experience of connecting up tower cranes on a large construction site. What is the configuration like? I have been given the task of arranging the power supply for the crane and the site compound. This will entail submitting an application to UKPN. It is...

Sorry for lack of info but looking for a bit of advice. I am looking into a project of 44 new build dwellings. These will include a mixture of 4 bed houses and 1,2,3 bed apartments. I'm trying to get a rough cost of utility supplies. As I need to have a cost together within a week or so I am...

Can anyone help me out with value engineering a job. I have a list of items that have been specified and I am trying to come up with alternative suggestions/ maunfacturers of the items that may be regarded the same in quality but cheaper in cost. Schneider Switch gear/ distribution boards  ...

Could someone tell me when an Electrical Installation Certificate should be issued to the person ordering the work? is it within 30 days of the works being completed?

Any plumbers out there that can provide a bit of info. Have 22mm plastic pipe serving a garage. The garage is timber frame and insulated with insulated plaster board. The pipe will be run in a cavity approx 47mm in depth. What is the min size of insulation required? many thanks

Can anyone inform me as to what a G59 protection relay is used for and does anyone have an indication of the cost. Many thanks in advance

Anyone here a member of the green deal scheme? Either as a registered installer or as a green deal advisor. Is it worth getting into? What are your thoughts on the latest scam?

Can anyone recommend a decent training provider for PV training. Is there any courses that are specific to commercial installations and include design and surveying of PV systems?

Can anyone tell me which is the latest book in the series? Is it 'the second fix' or is there a newer version? regards

Does anyone know how fast a fuse or circuit breaker must disconnect if someone is receiving a shock and cannot let go? At approx 13-15mA it causes involuntary muscle contraction and may prevent someone from letting go.

Does anyone know what regulations you would be prosecuted under if you created a situation that gives rise to an electric shock?

Do lighting columns installed in a car park between parking bays which have no protection around them such as bollards require RCD protection?

1) Would anyone be able to help me to determine what communication systems would need to be considered in a typical commercial office building? 2) and what would deter a designer from allowing all of these systems to share a single network? May thanks

Can anyone help me with what considerations would determine the choice of a fire alarm system for a university building? I am not designing the system but would like an idea of what aspects must be considered by the designer/ installer. Many thanks

Hi Guys, I tried posting this question in another forum but had no luck there, so will hopefully receive more help here. Would anyone be able to tell me why you would choose on over the other. I understand that the Fuse Switch switching action physically moves the fuses and the Switch Fuse has...

Does anyone have ideas as what would be the most suitable lighting scheme for an industrial workshop with a floor area of approx 2500 square metres and reasoning why; either high bay lighting or fluorescent lighting. The lighting would be installed at over 6 metres high and would require lux...

Can someone tell me if it a requirement to have fire hoods fitted to halogen recessed lights. The lights are fitted in a kitchen with a bedroom above, which has wooden floor boards and the joists are approx 4 inches deep. I keep getting told different things.  I know in an ideal world you...