series | Page 7

series

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  1. P

    series & parallel

    I'm on second year of my 2330 at college on a night course but Im just wanting a bit of help understanding were these circuits would be used and why they would whats the benifits of either, I can do the calcs, I like to be able to visualise things in the real world not just be told about it in...
  2. L

    74 F Series device - Energy Requirements

    Hello, I've searched everywhere, but I found nothing about 74 F series device - Energy Requirements. Can someone please give me a piece of information about it, or at least a clue or something to start from.
  3. HappyHippyDad

    Rcbo for SB6000 series?

    One of my first jobs and I'm asking you guys, not a good start!! My neighbour has asked me to install 2 new sockets spurred from a ring (from seperate sockets). CU is an old tenby board which has crabtree MCB's from the SB6000 range. I do not want to install RCD sockets at £30-£40 a go. So how...
  4. H

    PIR Lights in series

    Any reason why you can't put two PIR lights in series in close proximity? Need to put 2 porch lights in each with a PIR. I wont come across any probs will I?
  5. S

    Moser Baer 240wp panels

    Anyone got of these kicking around? MBPV Max series. Thanks
  6. D

    kewtech KTD series

    Hi there im in the market for some testing equipment and i came across the ktd series by kewtech ktd 30 insulation resistance / continuity £239 ktd40 loop tester £299 ktd 50 £239 has anyone got any expierience of these they seem cheap are they cheap for a reason and if so any...
  7. B

    Megger MFT 1720 or not

    Hi i was thinking about buying a Megger MFT1720/ maybe 30. But ive noticed loads for sale on a certain auction site. is somthing up with MFT1720 range ? Or are they a good tester. Let me know what you think. Cheers. im using a 1552 at the min, and Kewtech. Cheers for your feed back.
  8. Dan

    *** LINE Introduce DIN Rail Terminal Connector Series ***

    LINE Products Introduce DIN Rail Terminal Connector Series LINE is please to announce the launch of its DIN Rail Terminal Connector Series. Although the LINE DIN Rail series is of a higher specification (cage spring) that those offered by others, LINE is offering these to forum members at the...
  9. R

    2 hardwired thermostats

    A thermo stat upstairs wired back to boiler and a thermostat downstairs wired back to boiler? Why would this be. Should it not be the up and down be wired in series back to boiler?
  10. Richard Burns

    4 30mA RCDs in series!

    I have just fixed a fault today on a 2 year old install where there was a 30mA RCD from the tails feeding to a remote twin 30mA RCD board feeding a 30mA RCD garage board in an outside office feeding another 30mA RCD garage board in another shed! Discrimination whats that? I did not test the...
  11. R

    Rcbo mk series 5

    Morning, Afternoon or Evening Ladies and Gentlemen! Wondering if any of you fine people can help me out. Does anyone have, in their box of bits (that we all save, because they might come in handy one day!) Any RCBOs to fit an MK series 5 consumer unit. Just done up an annexe for my mum and...
  12. UKMeterman

    Megger BM203 bin or repair

    Hi, I have a Megger BM203 which has a faulty display. Should I just bin it, or send it for repair, what do you think? Thanks
  13. S

    2 way and intermediate switching

    Hi all just a quick one, can you have 2 dimmers one at each end on a 2 way and intermediate lighting circuit? Or can you only have one dimmer (2 way) an intermediate switch and a standard 2 way switch? Thanks chris
  14. M

    series led 700ma 52vdc 3.2v forward

    hello Newbie to site have question about led lights 70ma constant current just got design through i had wired them to star point 3 lights at one location with power behind other down light. so i have 3 lights wired in parallel longest run 4 meters, just found out they need to be series so...
  15. H

    Series and Parallel

    Hi everyone, first of all great site with some real great answers on here. I have a question which might sound silly but can't get my head around it. Series and parallel. Can anyone give me a practical real world example of the two? I've got my 2391 next month and I really don't understand what...
  16. G

    stop circuits

    Hi all. just wondering if anybody has any diagrams for stop circuits which are used in school workshops etc. It has been a while since i have wired 1 and feel i need a refresher in this area. thanks for any help.
  17. E

    where to buy mem rcbo's ?

    my wholesaler's dont stock mem but said will get mem rcbo's in for me at £59 each :shocked::shocked: no thanks i need 9 of them so it would cost a fortune.... anyway i know most rcbo's are around £30 just need to know a good source for MEM rcbo's or if you know of a different brand that will...
  18. La Poste

    Megger 1552 Rotary selector

    Greetings. I have a Megger 1552 and the rotary selector switch seems to be getting a bit tired. I sometimes have trouble getting it to select the function I want be it RCD test or resistance etc. My question is has anyone ever stripped one down and cleaned the terminals behind the rotary...
  19. C

    Megger

    My Megger 1553 is not very well does anyone have any feedback on the new 1720?
  20. T

    Low Voltage lighting spurred from a central point

    Hi, I've been called in to finish work started by a Part P builder. After fixing numerous problems I'm left with one. Its a loft conversion and has 9 fire rated downlights. the problem is that he has 3 interlinked JB's that arent accessible and all lights are spurred off of these. I only ever...

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