emergency

  1. J

    Emergency backup light fail

    Emergency light remained on when power reconnected. Switched to off, now not working. New battery, supply 232v, fuses ok. LED indicators not on Any suggestions, thank you
  2. C

    Emergency circuits

    Ok, say you had a building that needed backup power. Does British Code require that the loads be subdivided onto different branches and automatic transfer switches based on type and priority?
  3. M

    Small central UPS for converting circuit to emergency lighting

    I am looking for a product to convert an existing lighting circuit in a communal stairwell to be emergency battery backed up. There are 6x 7W LED mains fittings, so say a max 50W load. I could just add emergency lighting fittings, but wiring and access is difficult. It also needs to have a...
  4. G

    Emergency lighting

    Hello all. Many apologies if I’m not in the right place.... and for my terminology (or lack of it)but here goes. It’s been a while. I’ve been asked to sort an issue with emergency lighting. A block with five floors has ‘normal’ and el’s A breaker on the CU turns off all existing lighting...
  5. Midwest

    Emergency Lighting Circuits

    Having been at present place of work, for just overs a year now,just started to feel comfortable with the place. It’s predominantly a care home, and has all the normal infrastructure in place. I've never down much work with emergency lighting, other than installing it. Can anyone explain the...
  6. N

    Emergency light wiring

    I’m replacing emergency light fittings which have three terminals L-N-E, with new fittings which have four terminals (permanent live, switch live, neutral and earth). I only have a switch live going to these lights which is from distribution board to light switch then to these lights. Will these...
  7. FatAlan

    Professionals Immediately & Emergency Services & Home 24HR Ltd

    Just had an unsolicited call from this company trying to sign up electricians for emergency call outs. Got bored listening to the girl reading out from a crib sheet but suspect it’s another one of the many companies out there want to take a major cut of your hard earned wedge for taking a few...
  8. D

    Emergency key switch/contactor panel

    Hi, I need help wiring my electrical key switch and contactor panel. I’ve wired my lighting circuits back to my fuse board but left brown/black out and taken them straight to key switch. Taken brown from breaker also to feed the key switch. What are my connections at key switch? Also what do I...
  9. littlespark

    Standard set up for emergency lighting

    Been a while since I installed emergency lights as new. Bit rusty. Now I’ve got a few rooms to wire in a building that are going to be rented out commercially. I’m upgrading the db, to allow for expansion when other rooms start being worked on. The customer just verbally told me what he...
  10. Phil Thompson

    Pro Electrician Domestic and Commercial

  11. S

    Segregation of emergency lighting cables?

    Hi I have installed a lighting circuit which has emergency with (integral battery packs) and non emergency lights on the same circuit (from the same MCB). The are wired in PVC twin and earth cable. The British standard for emergency lighting states the following, IEE Guidance Note 4 refers...
  12. S

    UK Wiring emergency lights

    Hi Guys, how would you wire three gang two way switch for emergency lights so you have 3 feeds coming to the switch aswell as 3, 3 core and earth going to the light aswell as 3, 3 core and earth being strappers to the others 3 gang two way switch new to electrics so help would be appreciated cheers
  13. D

    Emergency Lighting contactor switch over

    Hi Everyone. Working on a self contained emergency lighting system. There are 70 emergency lights over 3 floors. The emergencies are wired on a separate circuit from the local lights but fed from the same DB. I require the supply for the self contained (batt back up) lights to disconnect...
  14. the pict

    T8 to LED & emergency

    Bit of advice I have converted T8 etc florries to LED in the past no probs, but will there be an issue with a fitting with an emer pack, I ordered the ballast type in error from TLC, so need to get clever as I want a trial run on site to see if LED will work out in a hotel kitchen
  15. rolyberkin

    2D led replacement for bulkhead with emergency option

    Probably a silly question but is there a plug in option for 4 pin 2D emergency/maintained bulkhead using the existing control gear and batteries, if I plug in a 2d 4 pin LED bulb what will happen??:)
  16. C

    Hospital Emergency Power System

    Anyone have a one line diagram of a typical UK or EU hospital? How are the emergency branches divided per code? How many ATSs? What is typical?
  17. B

    Emergency lighting question

    might sound a bit stupid but can I break into the permanent live and fit a wago to get an extra feed to fit a new emergency light elsewhere on the circuit?
  18. B

    Emergency lights/standard lights

    external lights that come on with photocell but also have emergency back up built in, would you say non maintained or maintained?
  19. B

    Emergency lights or standard

    emergency lights not coming on when breaker is switched off, are these wired just for use as normal lights rather than emergency??? Sorry not done much emergency lights before
  20. C

    emergency lighting layout drawings

    Is there any software that will enable a rough drawing of a building layout which can combine photo metric data? Possibly a free software from a lighting manufacturer?

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