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generator

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  1. 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?
  2. C

    Parallel generator, earthing and bonding

    Hello, can anyone advise on bonding of extraneous conductive parts when supply is from a generator run parallel with distribution network? There'll b a 200kva generator supplying spray booths that have a gas supply to them. The metal pipes aren't underground but connect to tanks outside sitting...
  3. C

    Event Sparks Limited - Generator Hire

  4. M

    Catering van generator earthing ??

    Hi new here so take it easy chaps !! A client of mine wishes to supply their catering van from a new generator they are purchasing, I believe it is single phase 7.5kW Inverter style generator with a 32 amp socket outlet. My query is about the earthing to the van. The van has a DB inside with a...
  5. Michael J

    Standby Generator installation how do you certify?

    I don’t know if this has been discussed in the past? I have received a request to install a standby changeover generator/mains system. My question is, how do you certify the installation? Am I the only one posting on this forum?
  6. Marvo

    Generator Installation, Help Please.

    Hi Trainees, I'm a bit of a novice with electrics and I'm scared to post on the main forums so I thought I'd get some help here. :D I have an existing installation which is a pump house with several pumps in it. It has a DNO supply via a meter box which is about 155 meters away via a 25 mm²...
  7. a-z electrics

    How to test/certify a small 230V generator installation?

    Hi all, Got a client with a small barn workshop and caravan powered by a portable 230V 6kW petrol generator. (Loncin 8000D-A) . The original 32A commando lead had a domestic double skt on the end, and theres another lead with a commando socket for the caravan. Theres only one 230v o/p. He asked...
  8. S

    New Generator is outputting 222-224volts

    I have bought my first generator a few weeks ago 2800watt with AVR for when I have powercuts.... The voltage/hz spec is 220v at 50hz, but on the plug sockets it says 230volts. I have plugged in a "plugin power monitor" into the generator so I can see what its outputting and it hovering...
  9. Ian1981

    Earthing arrangements to a generator and change over switch

    Need someone either confirming or someone to put me right! Regulation 551.4.3.2.1 Protection by ADS shall not rely upon the connection to the earthed point of the system for distribution to the public when the generator is operating as a switched alternative. A suitable means of earthing...
  10. Rockingit

    Hospital 'emergency' Zs when on back-up generator

    Hi all, been a while - hello! A question for the collective brain - I'm about to do a series of inspections on an ANIMAL hospital. This in itself has always vexed me as to how to apply the special location medical rules as 1) a critical life-threatening operation is the same whether it's...
  11. N

    What generator do I need

    Hi I have a beer cooler, two drinks chillers and for standard lights I want to run off a generator and would like to know what wattage generator I need? Beer cooler says on the back: 240 volts and 2.0a Drinks chiller says: (have 2 of these) 75w 4 lights: 40 watt bulbs Thanks in advance Neil
  12. C

    installing a temp generator

    I have a small bungalow sized building which I essentially a hut. They lost power and the DNO may not rectify for a while. The building will need a temp generator and only needs 3kw of power, asides from checking up on the regs can anyone offer some advice through their own experience?
  13. F

    Power for mobile catering - batteries versus generator?

    Hi all, I'm new here and have a pretty specific question. We've got a vintage ambulance we've converted to a coffee bar. There's a mains voltage hookup to a 3 way consumer unit which runs everything including a 12v charger which charges 2 x 110Ah batteries. Now, we're looking at a pitch where...
  14. K

    How not to melt a cable

    Any help appreciated, I have a basic understanding of electrics. I'm going to be hosting a small event ran entirely from one 2500kW generator. Off this I'm running two 500W speakers, a laptop connected to a mixer, two small laser projectors (doesn't specify any wattage but they're domestic not...
  15. N

    Generator Voltage Failure

    Tested one of our generators this morning, only about 76KW engine set. Started up fine, took the load of the building fine, connected a load bank, fine. Voltage readings all 240ish, temperature as expected, oil temperature as expected, coolant temperature as expected. 1.5hours later. Chug chug...
  16. Stuart Houghton

    Earthing Generator TNCS

    My customer wants to have one ring main connected via a change over switch to a generator. Earthing is TNCS My idea was is move the ring main to a new consumer unit run a 6mm T&E to the change over switch from the 32 amp mcb in the main C/U where the ring main was. Then a 6mm T&E back from...
  17. U

    Maximum zs generator and rubber box

    Can anyone point me in the right direction. I am working for a company who do temp power for welders etc from a generator. We have been given a load of new boards to pre check befor they go on site. Powerlock connectors in and then D63 on a commando sockets. I have put the maximum zs of...
  18. H

    Advise needed. Diesel generator loading issues

    Hi everyone, I would really appreciate some advise. I'm a domestic electrician but my neighbors asked me for some help on a issue he has and here I am. So my neighbor has a tree surgeon company, they have a yard where the cut and dry logs as well. So they've just got a new drying system...
  19. N

    Generator Earthing/Voltage etc

    Evening all, Got a 5.75kva Generator on site powering a show home via a 32A commando plug. I have 110 L-E 110 N-E and 222v L-N. I have an Earth electrode in the ground feeding the E point on the gernator with a 10mm bond from the consumer unit to the same E point. The problem i have is i...
  20. R

    Dirty generator power

    I live off grid, and use a generator to top up my battery bank in the winter when my solar is not producing, my inverter generator died, and I don't have the money to replace it, I'm using a back up Chinese nasty capacitor run geny, I would like to know if there is any device I can buy to safely...

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