power

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  1. timhoward

    Stable power source - UPS?

    Would a small UPS, running on batteries, be a suitably stable 230v 50hz supply while I do some tinkering with the loop calibration settings on an old Robin 1610? Any better idea's that don't cost a lot? This is entirely a hobby project and not worth investing in lots of equipment for,. My copy...
  2. UKMeterman

    Electrician Jobs Seen on Linked in urgent power engineer needed data center Sweden

    Urgent requirement for an electrical engineer to join a data centre project in Sweden Monday. We will provide you with a 1 bedroom fully furnished apartment, Car, Flights, Visa & €550pd. Email applications to [email protected]...
  3. U

    Are replacement Aurora Power One PVI 3.0/3.6 inverters still failing ?

    My original inverter installed in 2012 was replaced by ABB in 2016 after failing with a E031 error, my replacement is now getting around 6 year old mark i’m wondering if the replacements have the same issue as the originals ? The replacement unit is well out of warranty now and ABB no longer...
  4. S

    One plug suddenly lost power.

    Hello, So I noticed my fridge had lost power, disconnected it and tried a hoover in the same socket and this also wouldn't work. I tried the fridge in a different socket and this worked fine. I checked the main fuse box and nothing has tripped. The RCD is still in the on position. I tried...
  5. L

    UPS 16amp power supplies

    Hi chaps Customer has asked me about installing a mains supply to a 16amp UPS on their server. The UPS hasn’t come with a power cord, the customer has searched Amazon for a 16Amp IEC C19 lead which comes with a 13Amp plug top, should it be supplied directly to the CU on a 16amp RCBO on a...
  6. B

    Connecting coaxial power connector to the battery

    Hello, I want to have my battery as a main power source so I can plug it in to my device which have this coaxial power connector(outside using). Everything I need is to cut this EU Plug split the wires and connect to the battery, which one is the positive and negative wire?
  7. C

    How can i have power flowing in a circuit where 1 item works but rest of chain does not?

    There is power flowing. I have checked with multimeter. One light on the line works..even replaced the switch it is connected to. Rest of line still down. Been down for months since a large storm although no indications of lightening strike. Replaced breaker on Sunday...no dice. On Tuesday power...
    • cory123
    • Thread
    • circuit details power where works
    • Replies: 3
    • Forum: Canada
  8. V

    No power on boat through shore cable in marina

    I plugged in my 50A marine shore power cable but received no power on my boat. The receptable at the pedestal definitely delivers power and when I test with my DMM, i read 117V between W and G at the end of my shore cable to my boat. There is sitting a device at my boats fuse box which shows a...
  9. D

    Power Supply Fuse Help ?

    Hello everyone, I want to ask a question that I am sure will be easy for you, because I am not sure of the answer, but I am sure it is very easy for someone who is knowledgeable enough. Input 100-240V. 2.5 A - Output 24V. I have a 5A power supply, Should the fuse I need to connect before the...
  10. D

    Backup Generator using RV power outlet

    I currently have a 100 amp sub panel for a 50 amp RV hookup (on a 60 amp breaker). This is about 100ft from the main with 2/4 wiring. Would a 12000w generator plugged into RV hookup power the house? I think the issue would be limited amps so I could only run one of the following at a time: 1)...
  11. JoeMagin

    Powerline Adaptor and power bands

    Hi, Just been looking into powerline adaptors and just wondering how they work. I read that they operate on far higher frequencies to mains power, but if that's the case why don't you have to separate band 1 and 2 like in other applications? Just hoping to find out the reasons Cheers Lads
  12. E

    How to understand power ratings and interaction with fuses

    Hi there I have a few questions related to the power ratings of certain devices and how this interplays with the fuse. The reason I am asking this is whether I can safely add new plug sockets off an existing 3A fused spur (I plan to only use these plug sockets for low power devices). The...
  13. W

    Checking proper bonding and grounding for office trailer w/generator power

    Hey guys and gals. We bought a small office trailer that is wired up. It's never seen mains power and uses a generator disconnect (220). I read up on the myriad of code situations for bonding and then grounding, neutral switching etc. and came to the conclusion this would fall under separately...
  14. M

    Can I hardwire, or must I use Panasonic VL-SWD275 power supply?

    Purchased a Panasonic VL-SWD275 video intercom from Australia to replace my 2-wire intercom in the US. The Panasonic VL-SWD275 requires 220v and 24v DC at 6amps. I purchased and installed a Zerone AC 100-240V to DC 24V 6-9A Switching Electricity Supply Module 150W step-ups transformer into the...
  15. N

    Tap existing switch to power three new switches

    Hello, We have three bedrooms without lights in their closets and we'd like to add a single light to each. There is an existing 20 Amp circuit that is currently only powering 4 recessed lights and a vanity light. The 4 can lights are connected to a switch in one of the bedrooms. Can I tap into...
  16. I

    Shore power plug fitting

    I know this is a long shot but I am trying to find a simple electrical component that does not seem to be available. Wondering if anyone here has seen one and could post a link to it. I am looking for a recessed flanged covered male 15 amp shore power receptacle that I could mount through the...
  17. D

    Power Jack 12 volt LF inverter

    I bought Power Jack 12 volt LF inverter few years back, Can I modify this inverter to 24 V or better 48 V inverter? Possible???
  18. A

    12v power supply for diesel heater

    Hi, I am in the process of setting up a diesel heater to warm our conservatory and need to provide 12v power to it. I have purchased a CCTV distribution box which essentially has a 30amp convertor wired to distribution board. My plan is to remove the distribution board and wire the power...
  19. tetoncraftworks

    running LED christmas lights with a power supply instead of batteries

    i have an old motorola ac power supply and i want to convert my battery powered led christmas lights to an outlet. The power supply says Input 120v Output 4.0 vdc 350mA Will this work? The batteries box uses three 1.5 double AA's. Thanks
  20. R

    laptop power supply cables - fuses and ratings

    Hi there. I have noticed that most laptop power supply cables have a 5A fuse in the plug, but a 2.5A rating on the clover leaf end of the cable. Is this safe? Surely there should be a 3A fuse in the plug at least, given the cable is rated for 2.5A. The whole industry seems to be happy to...

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