connections | Page 8

connections

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  1. J

    Shower Connections? estra rcd's etc..

    SORRY EXTRA RCD'S :rolleyes2: Hi guys, i have been reading many other posts but as there are so many well trained sparks on here i thought id put my questions up. I am having a shower installed in a recently revamped bathroom. Im no expert as you will soon realise but it will be installed by...
  2. P

    CONNECTIONS ADVICE ampy teleswitch

    Hi anyone out there help please we have a ampy teleswitch for economy 7 but electrician on site cant remember how it was wired! at mo it wont switch over to econ7 have we missed something??
  3. H

    Rcd not tripping when tested ?

    Been to a job today where the customer is saying thier RCD is randomly tripping, TT system new job all wired 6 months ago ZE 0.70 ( Cracking TT ZE) Earth loops and ins res test all fine, But the RCD wont trip when tested with my tester , Started with a ramp test no trip, auto tested all 6 tests...
  4. the pict

    sychronous motor connections?

    Can some one tell me what terminal is live and which is neutral, I have 1 x green,2 x Grey, (together) 1 x black, with the cap between green and black motor giggles about but does not turn I suspect the cap is either knacked or not correctpy connected, Pict
  5. RogertheBodger

    Who's Fault?

    Re-called to a job today. (Hate it when that happens) Motor overloads tripping on a 3ph. water pressure boost pump, but intermittently, not every day. First visit, tested everything - current draw, voltage, winding resistances, IR etc - nothing, no trips, everything working fine, like your car...
  6. Doomed

    home cinema system connections

    at present my system is getting a bit long in the tooth, I have had my present TV / receiver + speakers / dvd player for over ten years. My speakers and receiver were top notch back in their time (before children sapped my expendable income) and are still OK, however at last I am in the market...
  7. F

    DPDT relay connections

    Hi please can someone help on relay wiring. I have a dpdt relay of 30 amps(all 230v) i am using a central heating control to power the coil to turn relay on, as i understand i put the switched live and neutral to pins A1 and A2 from central heating control, to energise the coil to switch the...
  8. W

    Thermostat connections

    Hi guys I am replacing an old Honeywell stat with a Salus RT200. The old stat a live and switched live ( no earth ). New stat has connections L / SL / N earth connection for park only. I have identified the L & SL from the supply ( twin and earth flex ). The cpc has been cut back at both ends...
  9. R

    Cooker and Hob Connections

    Hi I am installing an electric cooker and hob and just wanted to make sure of how I can connect them both. In the cooker instructions it says that the cooker must be connected by no less than 4mm cable and the same for the hob. So my question is can I bring a 10mm cable from the CU to the...
  10. M

    connections in cavity wall

    Hi everyone. Just started a job changing some lights over and behind 1 of the fittings, which is on an external wall with a cavit, they have placed a choc box with all connections in it, in the cavity. Was just wondering if this is ok to do and if it is acceptable in the regs as they may ant the...
  11. E

    Volt free room stat for baxi combi

    Ive been asked to connect a room stat to a baxi combi boiler. Im used to connecting standard honeywell thermostat to valiants with 230volt etc. I opened this boiler and it read (VOLT FREE CONNECTIONS) At the moment there is a 2 core flex connected in the terminals. The old stat has been...
  12. A

    WAGO 750-514 electrical connections

    Hi, I am new in the forum, and as profession I am software developer, so please accept my apologies before hand, for lack of knowledge. At work currently wrote a solution to communicate with a Wago 750-841. Sensor modules are working fine, as do the actuator modules (750-514). However I...
  13. nunojpg

    Bi metal connections

    I have a lot of doubts about Aluminium and Copper connections. I understand the galvanic corrosion principle, but its still confusing how that applies to the connections. 1 - Is is possible to have a connector that can take both Aluminium or Copper? Let's take a electricity meter or a Circuit...
  14. M

    megger 1720 problem

    my megger 1720has developed a problem its showing ERR 23 phoned MTS who said it was RCD overheating protection What ever that is I havent tested an RCD for 2 weeks now Its away to the hospital to get surgery :(:( Boss is sending me a spare up overnight Im worried about my poor megger feel...
  15. N

    Megger 1552

    Hi all, using my megger to measure Zs at furthest socket on garage radial, unit shows flashing/ bleeping voltage of 240v with all 3 neons lit at top for polarity, has anyone come across this? I have checked the circuit and and all conductors run from the garage cu correctly to each socket...
  16. D

    3 Phase Oven Wiring (Help)

    Hi, We recently bought a new pizza oven to replace the old one, it is a 3 phase and has a 5core cable coming out of the back of it (3 browns 1 blue and 1 earth g&y), the problem we are having is that 2 brown cores are connected together and the other 2 blue & brown are also connected together...
  17. S

    Strange connections??

    :santa1:Hi i`m in need of a little help from an expert or few lol ,my mum has just bought a house which she intends to rent after any work that is to be done is finished when i went with her today to help make a list i was looking at the general apperance of the electrics which dont look too bad...
  18. C

    star and delta motor connections

    can anyone help, what is the difference between delta and star motor connections?
  19. E

    underfloor heating controller showing signs of melting

    Hi all I was called out to investigate a heating matt which had stopped working. On closer investigation I found the unit and connections had melted and same for fusespur. Could this be a fault with the matt, mayb thermostat fitted in the wrong place and not operating how it should. Is...
  20. T

    Transformer in Star/ Delta connections

    In my AHU panel I have a transformer connected into the star/delta circuit (First time I've seen this) the original transformer was a 37kw with 415v 70% 60% 40% and star tappings, this transformer is now faulty so I have ordered a new one which arrived today. The problem is, on the old...

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