door

  1. B

    3-phase Roller Shutter Door - Opinions please

    Hi guys, recently been given a job to supply power to a 3-phase roller shutter motor in a warehouse. The cable path is to follow the a-frames of the roof on 50mm tray with girder clips (to span the warehouse) then tray along the wall to the motor.. must i use SWA? its a 75 metre run in total...
    • benpdixon
    • Thread
    • 3-phase door opinions please roller shutter
    • Replies: 8
    • Forum: UK Electrical Forum
  2. Simon-0116

    lights going off when opperating3ph door / machine

    might be in wrong section so be kind. got a warehouse/ fabrication unit with a mixture of 150w low bays and 250w high bays either metal a-xline or merc bulbs and 1x 400w son flood light. they are all on variouse phase. when they operate a 3 phase press machine or shut 3 phase door some of low...
  3. G

    door entry systems

    never done door entry system before but its part of a new project coming up , looking for any information on whats what with them any good manufacturers, whats the normal set up ?
  4. paddyc3112

    Magnetic fire door closers

    Hi, I have been asked to install 2 extra magnetic fire door closers to an existing system. I was just wondering if these have to be wired back to the fire panel or can they be fed from an existing local magnetic fire door closer? Any help would be very appreciated. Ta.
  5. S

    Scantronic wireless door contacts

    Got 2 of these for sale. Got them in a kit that won't be needed. £40
  6. HappyHippyDad

    adding additional chimes to a wired door bell system?

    Evening all :) I have recently fitted a door bell for a customer. He would now like additional chimes in the kitchen and upstairs. It is a wired system as he specifically said he did not want anything with batteries. At present it just has the normal (8v) bell transformer right next to the...
  7. i=p/u

    Magnetic door holders

    How do these work in conjunction with fire alarm. id say they just go through normally closed contactor and when fire alarm goes off it activates contactor coil . am I correct
  8. E

    Loud door bell for person hard of hearing

    Good evening all i have a elderly client that has asked me to supply and fit a loud doorbell which she can hear from anywhere In the house as she is hard of hearing. I've searched the net and unable to find something that will do the job. Dome door bells keep coming up but customers not happy...
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