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General Electrical/Wiring Work in SE10
Posted 5 March 2018
Job Description:
Job description 1. Metal light fittings in dining room, landing & garage bed room to be earthed. 2. New Cavity wall box to be inserted in kitchen wall for socket & secured. 3. Triple pole isolation switch required for bathroom fan on first floor. 4. Down stairs shower room lighting & fan & garage sockets to be RCD protected. 5. Insulation resistance between live & earth on one or more circuits is below 1.0 M Ohm. To be fixed. 6. Insulation resistance between neutral & earth on one or more circuits is below 1.0 M Ohm. To be fixed. 7. Open circuit fault on all three conductors (L, N, E) on rear sockets circuit No. 3. 30 amp MCB to be de-rated to 20 amps. 8. Condition of enclosures in terms of IP rating to be rectified. 9. Check co-ordination between conductors and overload protective devices. 10. Check adequacy of protective devices. 11. Check presence and adequacy of circuit protective conductors. 12. Supply to mobile equipment not exceeding 32A for use outside ( at present not all circuits). To be made compliant. Particulars of Installation. System Type TN-C-S, 1 phase, 2 wire. 240V, 50Hz Nature of Supply Parameters External earth fault loop impedance .29 Ohm Prospective fault current, Ipf .83kA Characteristics of Primary Supply Overcurrent Protective Devices. BS(EN): 1361 Fuse HBC Type: 2 Rated current: 100A Short-circuit capacity : 33 kA Particulars of Installation at the origin. Means of earthing: Distributors facility Protective measures against electric shock: ADS Maximum Demand Load: > 100 Main Switch Circuit breaker: 4293 RCD 240V Number of poles: 2 Rated current in: 63A RCD operating current: 30mA RCD rated time Delay: 34.5 ms RCD operating time: 10.7 ms Supply conductors csa: 16 mm2 Earthing conductor csa: 16 mm2 Conductor material: copper 10 mm2 Circuits 1 - 6 connected to distribution board DB1 located in the entrance hallway. Circuits 1 - 5 located in the garage fuse box. The estimated age of the electrical installation in the house is 25 years. The garage/conservatory addition estimated age is 5 years. I require a quote to carry out the above mentioned work and the issue of a satisfactory EICR

- Customer type: an individual/homeowner
- Reason for requesting quotes: the work is required and I want to select a company
Services Required:
  • Electrician
Estimate required for:
  • Labour and materials
Success Criteria:
  • Estimate quickly provided
  • Experience and references
  • Price
  • Qualifications and insurances
Location: Greenwich, London
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