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setting

  1. M

    Setting Motor Overload

    Hi, How do you set a motor overload? I have read that you set it at the FLA of the motor but also that you should consider service factor. Which is correct? Thanks.
  2. L

    Submains in Agricultural Setting (PME Supply)

    So I have been asked to look at a job which includes providing 2 submains (one for a small dwelling, the other for a small workshop/garage). The supply at the farm is PME/TNCS from a pole mounted transformer. The back story; whilst waiting for planning permission for a dwelling the customer...
  3. M

    Domestic Danfoss CHRONO setting

    I’ve recently had a new boiler and one of your thermostats installed a Danfoss RET1000 B/M/MS thermostat Is it normal for the thermostat to fire up the boiler for 3 minutes and then turn off for another 4 or 5 mins and then come back on for another 4mins etc 24 hours a day once it has hit the...
  4. N

    Infrared heater tripping RCD on high setting

    I’ve just installed an infrared heater for my conservatory. It’s plugged into a socket. The heater is happily running on the second heat setting (1600W) but when I turn it up to the high setting (2400W) after a while it trips the breaker. Any suggestions on how to solve this please?
  5. L

    Setting a pir timeguard

    Hi, I’ve got a timeguard pir sensor for switching 3 led floodlights in various all at once. I’ve replaced it like for like as the lux dial had snapped off. Wired it up and is illuminating on movement for minimum time set and going off great, but when I turn lux to dusk the light still comes...
  6. J

    Setting or adjusting a Horstmann Astral Clock

    A friend of mine has an old mechanical Horstmann Astral stair lighting timer. It has managed to get completely out of whack in both times and month. Anyone know how to adjust or reset one of these clocks? Can’t find any instructions other than “don’t mess with these things, live electricity...
  7. Adam_92

    Setting the overload on a direct online starter

    Hi I’m sitting my AM2 next month and have found out that you need to set an overload on a direct online starter motor circuit. I have tried asking my supervisor and assessor,tutor at college not one of them have given my a straight answer.. Is this the formula? Its 3 phase so formula is...
  8. MFS Electrical

    Megger MFT 1720 R1+R2 setting

    anyone else got one? Ever used the R1+R2 setting? Was testing a socket circuit for a minor works yesterday fed from a 36 way TP&N DB Everything except the fire alarm was wired in singles through trunking absolutely none of the earths were remotely near the terminals that they should have been...
  9. Loki

    Megger MFT 1721 - black/white clamp setting on dial?

    Hi, Just a quick question. On the Megger MFT 1721 that I have on the left dial their is a black/white clamp setting. Is this for the Iclamp? Can you use this say for earth leakage or just current usage test? Thanks Michael
  10. Gavin John Hyde

    25mm Aluminium SWA in domestic setting!

    Was asked to quote for a job today wiring up a summerhouse/playhouse in a garden to run the usual sockets, lights and garden tools etc... When on the job the guy who is a scrap dealer/collector points to a roll of 25mm Aluminium 4 core SWA and says can you use that to run down to the summer...
  11. M

    Keeping Horstmann 7 on all day?

    Hi all, I have zero experience with boilers and timers so hoping I can clear up some confusion. I have a Horstmann Electronic 7 with a simple digital interface controlling a Heatrae Sadia megaflo tank. I need hot water at irregular and different times of the day throughout the week. I can set it...
  12. N

    EATON MCCB Trip Parameters

    I am to replace an old MCCB with a new Eaton one, the circuit feeds a few boards and the current rating for the circuit is 160A. What I'm trying to understand is the 4 trip parameters that you select yourself on the breaker. These are: IR - Continuous current setting (A) tR - Number of...
  13. E

    Texecom Veritas alarm

    Hi Guys My last tennant has installed a veritas alarm, the one with the DCA 0001 led remote keypad, im having problems setting it up for the new tennants, basically they want zone 1,2,5 & 6 working as part set for when they go to bed at night. The issue is they can omit the zones 3 & 4 but for...
  14. J

    Questions in power engineering interview

    I would like to seek advice from experienced guys because I have interview test for my power engineering as below. Thank you. a) For 600A switchboard, what type of device setting need to do? Can I say that I need to do setting for direct acting for MCCB since more than 100A and earth fault...
  15. H

    Business bank account

    Looking at setting up a business bank account, any recommendations? HSBC look the best deal but anything to add anyone?
  16. biospark80

    Industrial Setting the overload on a motor circuit contactor.

    Hi I haven't much experience on this subject so thought id ask!. I need to choose and set the overload on a circuit contactor containing an overload. It's a 3ph motor rated at 14.1 amp do i set the overload at the same current rating or just above due to the initial inrush?
  17. ample current

    rcbo zs test

    I was in a house the other day having a look at the electrical installation for a potential buyer of the house. The house was rented out previously, and labels on the consumer unit say the installation was last checked in 2011. However there appears to be no paperwork available to support this...
  18. W

    Domestic Megger 1720 Ze setting

    Anyone have one of these? Was wondering how to do Ze test and which setting thanks
  19. H

    Wiring PIR sensors looping in and out.

    Should I be having problems with PIR security lights that are wired as a radial looping in and out from each light? I have 3 in a radial controlled via a switch but having problems getting them to work right. Any ideas? Is it because they are all linked? Back feed etc?
  20. H

    The procedure for setting the thermal and magnetic overload on an MCCB?(Coursework)

    Hi there I'm Carlos. I'm new to this forum and I really hope I'm posting in the correct section for this question, but I really couldn't find any other section nor could I find anything when I searched for it. My question is in the title really. I've looked almost everywhere and have come to...
  21. W

    Setting an adjustable rcd?

    Hi I'm working on a distribution system where the main s/w is a 200amp 4 pole mcb with a bolt on adjustable rcd. The rcd needs to be set to 300ma and have a time delay for discrimination purposes. Can anyone advise to which setting on the ms adjuster I use? The ms scale goes from...
  22. SolarCity

    Setting up SolarEdge monitoring Netgear WNCE2001/Homeplugs

    I'd really appreciate some help with setting up monitoring on a SolarEdge system. Computers aren't my strongest field so I think I'm confusing myself. I've tried setting up with the Netgear WNCE2001 WiFi adaptor but I'm not getting anywhere. What setting should I be using on the SolarEdge...
  23. W

    Megger MFT 1730's

    Does anyone else have ones of these? If so, have you mastered the blue-tooth transfer function? I'm having problems getting my head around it. I'm using windows XP wih a USB blue-tooth adapter. Any help would be GREATLY appriciated! Thanks, WS
  24. D

    higher Zs with RCD

    When testing Zs for circuits which also have RCD protection, what figure do you record onto your test sheets? when you exceed the max value for a specific MCB, due to the rcd. Do you just use a calculated value or do you actually record the value that you get even though it exceeds the max...
  25. BES

    ze testing - high current or no trip

    Testing for cu change .Customer had eic for 2 wy rcd protected cu fitted for kitchen sockets when refurbed a year ago. no prob but noticed the ze had been put down as 0.41(tncs) bit high so i tested on high current as always 0.21 changed to no trip 0.42. ive never test ze on no trip as high...
  26. edexlab

    DNO over frequency requirements

    We've received a note from WPD with an application which has been approved in South Wales which is out of our usual area although same DNO different office: ''As a temporary measure(until 2nd March 2012) G83/1-1 may be applied to inverter connected generators rated between 16A per phase and...
  27. P

    Work in Nottingham

    Now seriously considering setting up in the new year as self employed, is there realistically enough work in the Nottingham/shire area to do this? I would be looking at setting up min January so appreciate there wont be much work out there then but then again wouldn't be losing too much business...
  28. L

    MEM RCD Tripping Times

    Hi. Should the x1 and x5 RCD tripping time test results for the MEM AM1004M RCD 100A 100mA still be as usual? 0.4s etc... Also if doing a ramp test that should trip in? Finally, as I think the one I tested is faulty, any ideas where I could get another from? Thanks.
  29. W

    Fluke 1653 mft??? !!!

    Hi guys, I need help with my new 1653 mft, Which reading do i use for Ze, & which is Zs i don't seem to be able to work it out!!! Is it me or am i reading it wrong ? Thanks
  30. V

    calculating Zs at socket outlets

    Hi all After some advice on measuring Zs at socket outlets using the megger 1553 what setting should the megger be on for this test ? i no i have to use the plug in plug i got with my megger just not sure what setting the megger has to be on ? I no how to calculate Zs by calculation using Zs...
  31. J

    Help needed re Megger 1553

    I have recently purchased a Megger 1553, but am struggling with the user manual.... The section of the meter that has two settings and is coloured orange is used to test continuity, that much I understand. What I am having difficulty with is the fact it has two settings.... I'm not sure which...
  32. S

    fluke 1653b efli readings

    ive just purchesed a new fluke 1653b multi tester when taking a eath fault loop reaqding on loop no trip setting i get a differant readng to when i take a reading on the hi current setting is this meter faulty can anyone help the readings i get on the same 32a ring socket are notrip setting...
  33. S

    IR Faultfinding

    Hi All, I've got a C&G 2330 practical exam on insp & testing and faultfinding on tuesday. When performing an IR test on a ring for example to try to identify a fault, I've read somewhere to set the meter to 250V instead of 500V. Is this right, and if so can you explain why please ? Cheers Steve
  34. E

    Bosch GOP 10.8v LI Multicutter Batteries

    Does anyone use one of these bosch multicutters? I bought one the other week for a job I was on but am only getting 8-10 minutes from a battery I have spoke to Bosch who said this is correct, but the shop I bought it from say otherwise. Any ideas????
  35. B

    duel heat shower

    can any one give me rattings on duel heat setting showers you know the one that have 2 heat settings have got a 9.5KW that has been install on 6.00mm and the customer has gone by manial that said 6.00mm but it is running through a ceiling which i can not tell if it is insulated if lower heat...
  36. I

    RCD trip test maximum reading

    Hi all I was doing a periodic test of a house today and was getting 117m/s for the rcd trip,is this to high? Whats the maximum allowed? I know i should know this but have just reached a mental block trying to think of it and I don't have my regs book handy to look at it,Im sure the maxium is the...
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