breakers

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  1. D

    boards with mixed breakers

    I have been trying to get hold of BM RCBOs without much success and having inherited a job where BM are being used and some of the boards at these premises have had added other types of breakers and it is a problem with some insurers and don't really want to change the whole board if I could...
  2. T

    Outlets out. breaker not tripped

    So after turning on a shop vac, the lights and outlets in the room went out. No breaker or gfci have been tripped. I also am not 100% sure what breaker this string of outlets is even on. I cant trace it without making holes in the walls. Asnyone have any ideas or had a similar problem?
  3. S

    Sockets went out in my den/bedroom no breakers tripped and no gfci found

    Some background info.. maybe you can help. I have a den that was running 600-800 watts worth of electricity and on the other side of the den is the living room in which I had another 1100 watts running. One day I plugged in a standard lamp cfl light bulb and noticed it dimming as if the current...
  4. L

    Using breakers as junction/splice points

    Hi all, currently re-wiring a hotrod using part existing loom and part new looms, was wondering is I could use auto re-set circuit breakers at junction/splice points rather than post terminals or hard wire splices, that way serves as a terminal point for several actives as well as distributing...
  5. A

    Wylex NN CU Breakers NB Type required

    Got a Wylex NN board installed in April 1990, at some point a bigger shower (Bristan Cheer 8.5kW) has been installed leaving the original NB30 Type 2 as a spare with an NB40 breaker being installed to run the larger shower. The NB40 breaker keeps tripping, have established the breaker is the...
  6. C

    Newbie & Question Regarding (2) 30 & 50 Amp Breakers

    Good Evening Everyone, New member here. I will admit right off, I know next to nothing about electrical systems. I was a Electro/Mechanical Designer for 90% of my career, but to be honest, am scared to death of things I can't see. Anyway, wife and I bought a new home home in Oregon recently, new...
  7. J

    Needing to add 2 separate 50 amp double pole breakers to my service panel???

    Want to know if I can add two 50 amp breakers to my 100 amp service panel that already has 2 x 15, 8 x 20 amp, 1 x 30dp amp, and 1 x 60dp amp breakers Source URL: Electrical Forum - https://www.electriciansforums.net/forums/electrical-forum.15/
  8. S

    Maximum Service voltage of ACBs(air circuit breakers) .

    Can we use a ACB rated for insulation level of 1000v, and 690 volt serivce voltage at, 800volt. For example ABB sace E1.2N , Can it be used at 800volt AC?
  9. R

    Over rated Circuit Breakers

    Can any one advise the regulations concerning Over rated protection devices, I am well aware that a circuit breaker must be adequate for its application, but what are the regulations regarding a circuit breaker that is over rated for the load, I.E. a 10A load with a 32A circuit breaker, what is...
  10. S

    Help Required please

    Hi Guys I recently came across two single phase supplies down the same four core cable, supplied by two separate breakers is there a reg to back this up?
    • Sam2020
    • Thread
    • breakers cable never phase please recently required separate single phase something supplied supplies
    • Replies: 1
    • Forum: UK Electrical Forum
  11. W

    What type of circuit breakers can I add to my panel?

    Hi everyone - I appreciate your time/opinion on this: I'm lucky enough to have a 200 amp electrical panel with a lot of open spots for new circuits/circuit breakers. I have an unfinished area in the basement that I'm wanting to make into my shop and it currently doesn't have any outlets. I...
  12. D

    Code regarding main and branch breakers

    I’m looking to add a GFCI breaker to my main panel. I have several open slots and have not reached the circuit capacity of my panel. However, the main breaker is not located at the top of the panel. See picture. Is there any reason (code or otherwise) I can’t locate a circuit breaker above the...
  13. C

    New breakers or add a sub panel

    Hi all, We currently have a 1980's electrical panel that is full and we are updating our kitchen and of course we need more circuits than there are currently as we have the following outlets, all with new wiring. Fridge - dedicated Microwave - Dedicated Dishwasher - Dedicated Kettle - dedicated...
  14. S

    I know your not suppose to but in a split rcd DB can you change one of the rcd breakers for a normal breaker?

    I know your not suppose to but in a split rcd DB can you change one of the rcd breakers for a normal breaker?
  15. peter le grand

    Very dim light on all lights on all breakers

    I am living in Thailand and just last night at my house, I have a little electricity on all oulets. The result is that if I switch a light on that it lights up around 5 to 10% of normal brightness. It also fluctuates. This happens on any light on any of the circuit breakers. There is one circuit...
  16. R

    Wondering what panel and breakers I can use to replace this old federal pacific?

    Would a Square D Homeline 100 Amp six Spot 12 Circuit Panel work? With six 20amp single pole homeline breakers?
  17. Ironbones

    DC circuit breakers VS semiconductor fuses high speed.

    Hi all. Just to start off still learning. Could any one help me with this and put me right if I am incorrect. I would like to understand the preference or reason for opting for DC breakers or semiconductor high speed fuses, when been used in low voltage DC circuit. I understand that...
  18. T

    DB location, client access to breakers

    What are your thoughts on letting customers access a fuseboard? I'm working for a company that rents out rooms by the hour for people to play musical instruments and they often trip the power. These are unmanned premises. I've been asked to place a fuseboard in the corridor with RCBOs for the...
  19. Bob Geldoff1234

    Breakers upside down

    Called to a house today to just change some switches and went to the mains to switch off.This is what I was presented with. If you notice all the breakers have been put in upside down. My question is would they still work in a fault condition in that position?
  20. S

    max zs for 1492 and 1489 allen bradley breakers

    Hi we are using allen Bradley 1489 and 1492 range of circuit breakers, and I cant find the max zs values on any of the data sheets, does anyone have a list of them? Many thanks

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