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difference

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  1. draelectricals

    Seaward 300 or 350 - what's the difference?

    Can anyone answer my question? Plus are they good/worth the money? Also, the info for them says they don't do the Earth Bond Test; so how are we supposed to do it/??
  2. L

    Difference of opinions, again!

    Hi Guys, Sorry to keep doing this ;) but I have heard different views on this subject, and at the mo its another grey area... Example : You go to a domestic property to install 4 extra sockets + you decide to put a new 20amp radial circuit in, 1 spare way left in board (on rcd protected...
  3. F

    Why does a volt-meter not show a reading when connected to the same phase?

    When a volt-meter is connected to the same phase. Why doesn't it show a voltage reading? Thanks in advance for any explanations.
  4. D

    Whats the difference between Ze------

    One of those questions that's hard to admit I am just not sure of ! You assume that you've just forgotten- when the truth is you never really grasped it ! What is the difference between Measured Ze and External Earth Fault Loop Impedance. And a Merry Christmas to you all, Tony
  5. Dan

    ContractorForum: dust pressed or encaustic: How do you tell the difference between en

    ContractorForum: dust pressed or encaustic: How do you tell the difference between encaustic and dustpressed ime trying to deter.. http://------/6EUAON More... Follow us on Twitter.
  6. P

    Difference between Single Phase a 2-Phase Supply

    Can anyone tell me if there's a difference between single phase and 2 phase voltage supply? I know that single phase consists of a supply from the brown phase conductor and the blue neutral (i.e. one of the three lines and neutral) as shown in the pic but I'm unsure if 2-phase is just another...
  7. P

    whats the difference

    hi all, can anyone tell me the difference between the city & guilds courses 2391-10 and 2392-10 is one course a precursor to the other course,what will these courses be able to let you do in reletion to partp and self cetification. i am a spark looking to improve my testing and inspection...
  8. C

    17th reg and osg. whats the difference ?

    When i was at college my teacher told us that the only legal requirement book on electrics was the HSEs (EAW) Electrics at work act, the IEE regulations book were just recommendations and the on site guide was (obviously) just a guide to help but doesn't have to be put into practice. Am i still...
  9. M

    Difference between power factor correction and voltage regulation

    hi all, i'm actually confuse of the working principals of a STATCOM between power factor correction and voltage regulation.For PF correction,STATCOM supplies reactive power to minimize current drawn from the generator from an inductive load. In a DSTATCOM, reactive power is also injected to...
  10. scotsparky

    The Scotland England difference

    I known this may start a debate however its a good question. I have just had a look at Mr Marks Sparks install in the "Show us your installs " tread and notice a difference. When i served my time in Scotland we had to put a lockring at every coupling,conduit joint. However i noticed mr...
  11. madeinengland

    2392 or 2391 what's the difference.

    hi i'm gonna finish 2330 L3 this month. i want to get into the testing side of things and do a 2391 testing course which i know is pretty difficult (60% failure rate).but i'd never heard of 2392 until this forum.what's the difference between 2391 and 2392? is one harder than the other? will the...
  12. J

    Difference Part P and Qualified Electrician ?

    Hi all I dont want to annoy any electricians but was just wondering what is the difference between being a Qualified electrician and being Part P registered ? apart from the fact Part p can only do domestic work ? thanks Jack
  13. M

    The difference in using authorised/unauthorised PAT calibrating companies....

    Is there much difference, apart from price or is it the same as using a vehicle manufacturer for servicing? You use them till the warranty is up then go down the road to the cheaper garge who does the same job but doesnt stamp your book with 'BMW' etc. Only ask as my nearest Seaward authorised...
  14. P

    Whats the difference

    Could someone please tell me the difference between the two HIGH INTEGRITY DUAL RCD CONSUMER UNIT and a DUAL RCD SPLIT LOAD CONSUMER UNIT cheers
  15. K

    difference in Hz different country

    Hi Recently got a stove from the USA This is the Info 3 wire - 1 phase - 60Hz - A.C only For use on 3wire - 120/240 or 120/208 v. system 120/240v 12.6KW 120/208v 9.5KW For use in Fiji according to our electrician, he cannot guarantee if its safe or not the detail below is our power supply...
  16. E

    Difference between megger 1552 and 1502

    Sorry Sorry Sorry!!!!! I know everyone is getting sick of talking about test meters etc but I really need some help. I have been searching to buy a 1552 for the last few days but just had a phone call offering a 1502 at a great price. I have had a look on the Megger site but find it a bit pants...
  17. S

    difference between a PT(Potential Transformer) & CVT (Capacitor Voltage Transformer)

    What is the difference between a PT(Potential Transformer) & CVT (Capacitor Voltage Transformer) ?
  18. B

    And The Difference Is...

    Been looking (again) on the web, trying to find a course for me and come across the following: C&G 2330 Electrical Technology C&G 2330 Stand Alone How do the above differ from one another? C&G 2377 (PAT) What's the difference between parts management and testing? Are both topics covered...

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