polarity

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  1. P

    steca invertor not working

    proud moment of switch on went down like a damp match this pm. Steca invertor should be showing flashing or constant LED neither showing. I am puzzled have changed the polarity of invertor. Supplier says that sometimes the invertor takes time to fire up. It is is very overcast outside so he...
  2. P

    Polarity of Invertor Connections

    Just connected up invertor of first system thought I woudl check with supplier about the polarity of of connections from the dc Isolator to the invertor the technical support told me that I would have to remember in what order the cables came off the array in order to get them the right way...
  3. G

    RCCB polarity

    Some RCCBs have L on the left and some on the right, i.e. printed on the case. Is there a reason for this other than that is the way in which that brand of CU is configured? Does it matter to the internal workings of the device which pole is put on which side? Thanks.
    • Geoffsd
    • Thread
    • aus electricians' talk polarity rccb
    • Replies: 12
    • Forum: Australia
  4. P

    Recognising a duff panel

    Theory's great but it's only when a problem comes up you really start to learn things..... My relatively low number of installs to date have gone to plan so I'm hoping a few of you out there have hit more problems than me. Just put up a 14-module rooftop, two strings of 7x245W panels. Al lthe...
  5. S

    Dangerous reverse polarity on meter tails

    I have today come accross my first polarity problem. while checking a socket i found it was showing reverse polarity with L and N. After checkig behind the socket and all other sockets on the same ring all were correctly wired. I checked the polarity of L and N at the consumer unit and although...
    • sidekick
    • Thread
    • aus dangerous electricians' talk meter meter tails polarity reverse tails
    • Replies: 37
    • Forum: Australia
  6. C

    24Volts

    Hi, just been out to look at a light which has stopped working, it's in a little cupboard and is a one way on a sw, the woman says it's worked for years but gone all of a sudden, so I tested at sw and there is 240v yet only 24 at fitting. She sed she had some downlighters put in a few weeks ago...
    • Cj24
    • Thread
    • aus check electricians' talk fitting light polarity volts
    • Replies: 9
    • Forum: Australia
  7. B

    Domestic Wiring Problems - Advice Needed Please!

    Hi First of all I am not an electrician! When using power tools recently I have been getting shocks from almost everything! I bought a small 3 pin 240v plug-in tester to attempt to see if this would show that there was no earth! What this did show was that I have reverse polarity. Further...
    • billyh42
    • Thread
    • advice consumer domestic earth electrician electricians' talk needed please polarity problems reverse wiring
    • Replies: 55
    • Forum: Domestic Electrician Forum
  8. U

    Polarity on a 3 phase circuit

    When testing a 3 phase + neutral circuit the polarity box would get ticked on the test result sheet ..... when testing a 3 phase circuit with no neutral does the polarity box still get ticked ?
  9. R

    Reverse Polarity blow PCB? Worcester boiler with overun

    Ok guys had a day and half today....Y plan Honeywell room stat, 7 day prog 2 channel. Worcester boiler with over run...... Some how the mains L/N got cross and had few 3 amp fuses blow in spur before we established issue...boiler fuse was ok though and once established that a donkey had...
  10. W

    reversed polarity

    went to add a socket to a circuit the other day and when testing found that the circuit had reversed polarity, i taught this would trip the rcd but it didn, so does reversed polarity mean the rcd wont trip under a fault
    • wolfiehogan
    • Thread
    • aus electricians' talk polarity
    • Replies: 17
    • Forum: Australia
  11. G

    battery chargers keep blowing?

    Hi all, saw my brother over Xmas and he has a problem with battery chargers fusing out when he turns them on, now blown 3 different ones. All other things work ok. Any suggestions would be helpfull before i call round to look, thanks in advance. Graham
    • guitargraham
    • Thread
    • battery blowing charger chargers check electricians' talk happens polarity
    • Replies: 10
    • Forum: Talk Electrician Forum
  12. D

    Polarity of supply!

    Simple one but want to make sure I'm getting this right. How would you check the polarity of the supply?
    • Danielwareham
    • Thread
    • aus electricians' talk polarity supply
    • Replies: 7
    • Forum: Australia
  13. S

    fluke polarity checker

    hi, just a quick question, does anyone know how the fluke 1652b checks polarity and where is it displayed on the machine cheers
  14. H

    Reverse Polarity

    Apologies for intruding on your website - I am NOT an electician!! I would like some advice - a couple of weeks ago a MeterPlus employee came to fit a new meter in my house - he spotted a fault - said it was reverse polarity - the whole house was affected & told me to get an electrician to sort...
    • housewife59
    • Thread
    • aus electricians' talk polarity reverse
    • Replies: 58
    • Forum: Australia
  15. C

    Polarity

    How do you test for polarity thanx
  16. P

    Reverse Polarity

    Need a sanity check, I have a customer issue... installed a customer supplied consumer unit as they had the supply brought into the basement, so 3 ciurcuits had to be extended etc tested it all issued certificates etc. all fine. however halfway through the day the customer asked when was i...
    • pmoyne
    • Thread
    • aus electricians' talk polarity reverse
    • Replies: 36
    • Forum: Australia
  17. N

    Radia Circuit test

    Heya peeps, I got my Level 3 2330 Inspection and Testing practical coming up soon, and I'm a bit confused about Radial circuit testing. Looking at the booths, there's 3 radial circuits on one distribution board, each circuit having one socket. When I conduct my continuity test, can the...
  18. sparks1234

    Baxi Boiler fuses

    We have today connected up a central heating system and the boiler was a wall hung Baxi, all it needed was a live, switchline , neutral and earth. I was very surprised to see that they had fuses the neutral. Anyone else come across other boilers with this?
    • sparks1234
    • Thread
    • aus boiler connected electricians' talk fuse fuses neutral polarity
    • Replies: 4
    • Forum: Australia
  19. C

    Faults

    i have wired in a ring circuit and there is power there, but it doesnt work when anything is plugged in. another fault is that the landing light doesnt work, this is a 2 way on stairs. problem is, it doesnt work until the down stairs lights mcb is switched off and upstairs is on. again if the...
    • crazyelec
    • Thread
    • aus doesnt electricians' talk fault faults polarity problem
    • Replies: 8
    • Forum: Australia
  20. E

    Reverse polarity

    My dismountable camper - which I carry on a Nissan pick-up - has an electrical panel which carries all the fuses, trip switches, pump switch, charger switch etc. It also has a light which shows if the polarity is reversed. I can't understand why, because I thought AC current changes polarity...
    • ejostone
    • Thread
    • aus electricians' talk polarity reverse
    • Replies: 1
    • Forum: Australia

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