Electrical Safety In Commercial And Industrial Premises Netlinked

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How to reduce the cost of ownership of the electrical infrastucture in commercial and industrial premises.

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Electrical Safety In Commercial And Industrial Premises Netlinked

  1. 1. Electrical Safety in UK Commercial and Industrial Premises<br />Loyd Davies, MD, ElectrAssure Ltd, www.electrassure.com<br />
  2. 2. ElectrAssure – Background<br />Established 2004<br />Commercial and Industrial<br />Focus on Property Managers<br />Bidwells, Lambert Smith Hampton, Willowbrite, Rapley’s, Aitchison Rafferty, Vines<br />Tailored service includes fixed wiring inspections, repairs, installation, lighting, streetlighting<br />NICEIC full approval<br />IET, CIBSE Member<br />
  3. 3. Electrical Safety – what makes it so important?<br />“Around 1000 electrical accidents at work are reported to HSE each year and about 25 people die of their injuries”... ; causes include:<br />“use of poorly maintained electrical equipment;<br />Fires started by poor electrical installations and faulty electrical appliances”<br />Source www.hse.gov.uk/electricity/<br />Electricity at Work Regulations<br />Fire Risk Assessment (RRO-FS)<br />Insurance Risk Assessment!<br />
  4. 4. Example – Business Park<br />
  5. 5. Example – Retail Unit<br />
  6. 6. Example – Retail Unit<br />DANGER<br />230V!<br />
  7. 7. Example – Shopping Centre<br />DANGER<br />230V!<br />
  8. 8. Keeping control<br />Competent Person – a person who has the knowledge, skill and experience to avoid danger to themselves and others<br />Registered Electrician - registered, approved and annually re-assessed <br />Maintenance, testing and inspection, certification<br />Reduce risk, reduce cost of ownership in landlord’s and tenant’s areas<br />
  9. 9. The Causes<br />Uncontrolled, uncertified work by<br />General maintenance staff<br />Other trades (aircon, fire and security alarm installers)<br />Electrical contractors<br />Increased electrical demand<br />IT<br />Air conditioning<br />Deterioration due to<br />Age<br />Physical damage<br />No previous inspection<br />
  10. 10. Agenda<br />ElectrAssure – Background<br />Electrical Safety – The Statistics<br />The Regulations– statutory and non-statutory, Part P<br />Electrical Safety Organisations and Resources<br />Fixed Wiring Lifecycle<br />Examples<br />Causes, Keeping Control<br />Questions and Summary<br />
  11. 11. Regulations<br />Statutory<br />Electricity At Work Regulations 1989<br />Electrical Equipment Safety Regulations 1994<br />Provision and Use of Work Equipment Regulations (PUWER) 1998<br />Non-Statutory<br />BS7671:2008 - 17th Edition Wiring Regulations <br />Building Regs Part P: only applies to dwellings<br />
  12. 12. Part P applies to...... <br />Electrical installations in or attached to a dwelling<br />The term dwelling includes houses, maisonettes and flats. <br />It also applies to electrical installations in<br />Business premises that share an electricity supply with dwellings, such as shops and public houses with a flat above.<br />Common parts of buildings serving one or more dwellings such as hallways, access areas and shared amenities (laundries and gymnasiums) in blocks but excluding power supplies to lifts<br />Electrical installations located on land around dwellings such as garden lighting.<br />Outbuildings such as detached garages, sheds and greenhouses.<br />
  13. 13. Notifiable Work<br />New installations, house re-wires, and the installation of new circuits. <br />Additions to existing circuits in kitchens, bathrooms, outdoors and in other special locations<br />
  14. 14. Fixed Wiring Lifecycle<br />Initial installation<br />Inspection, test and certification to BS7671:2008<br />Electrical Installation Certificate<br />Additions or alterations<br />Electrical Installation Certificate<br />Minor Works Certificate<br />Fixed Wiring Inspection<br />Normally every 3 years (industrial) to 5 years (commercial) to 10 years (domestic) or change of occupant<br />Periodic Inspection Report<br />Repairs to correct faults<br />
  15. 15. Safety Organisations<br />NICEIC , Electrical Safety Council<br />ECA<br />SELECT<br />NAPIT<br />IET – Institution for Engineering and Technology<br />.... Insurance Companies!<br />
  16. 16. Example – 63 Midland Road<br />Second hand industrial fuse board fitted, gap around switch, holes in enclosure, access to live parts - REPLACED<br />Hot water heater – unsafe connections between wires – just twisted together inside the fused spur; armoured cable to element not fixed, no glands, armour not earthed, connections overheating – REWIRED<br />Shop socket ring damaged, exposed and loose cables – DISCONNECTED<br />Cables loose and unsupported lying on hot water pipes above ceiling  - DISCONNECTED<br />Back room light, insecure, cover taped on, cables crushed under light, no grommet on cable entry – DISCONNECTED<br />Shop main and window sign lights, loose cables and connections, exposed single insulated cables to junction box, lights removed outside but feed still live – DISCONNECTED<br />Socket cables in main shop area, badly burned by plumber behind boxing – REWIRED<br />Socket ring circuit in shop, ring broken on live neutral and earth – DISCONNECTED<br />Main metal light grid switch in rear room, bare loose terminal blocks above ceiling, single insulation cables running behind wall panels to switches – SOME DISCONECTED, REMAINDER REWIRED<br />Aircon unit on flat roof – cables are flat internal grade cables, enter unit through incorrect glands so not waterproof – DISCONNECTED<br />......and >16 other faults repaired!<br />
  17. 17. Example – Office Block<br />1970’s build<br />Reputable landlord and managing agent <br />Tenant - major government agency now, high street bank previously<br />Health and Safety reviews initiated<br />Fixed Wiring tests and PAT Testing identified as key issues, scheduled programme for all sites<br />
  18. 18. Example – Shopping Centre<br />DANGER<br />230V!<br />
  19. 19. Example – Retail Unit<br />
  20. 20. Example – Office Block<br />
  21. 21. Example – Office Block<br />
  22. 22. Example – Office Block - Conclusions<br />Original installation >30 years old<br />To good standard ...... for late 1970’s<br />Switchgear starting to deteriorate<br />Unable to isolate<br />Spurious tripping<br />Earthing starting to break down<br />Labelling and documentation not updated<br />Some poor quality recent work<br />Exposed live terminals<br />
  23. 23. Example – Local Shopping Centre<br />1950’s build, 6 units, main shop previously occupied by Coop<br />Prosperous area but problems with anti-social behaviour<br />New Tesco built ½ mile away, Coop etc moved out<br />Property Manager called in ElectrAssure to carry out visual inspection of lighting and landlord’s installation<br />
  24. 24. Called out Central Networks to make supply safe<br />Insurance claim<br />Padlocked meter cupboard<br />Installed new meter inside retail unit, repaired and upgraded lighting<br />Example – Local Shopping Centre - Conclusion<br />

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