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    17th edition

    hi guys/girls. sorry to post this topic regarding the 17th edition however i have m exam next week and beginning to panic. have read the whole regs book and annotated areas felt i needed too. anyone got any advice for the exam? any areas of the regs i should pay special attention too? also...
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    17th edition

    Hey guys/girls! Doing my 17th edition update in 3weeks... just been searching on google - there is a lot of exam software out there! Therefore i ask this question. Can anyone recommend a book which covers all of the update i may read and revise from? Also, same question to practise exam...
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    certificate quick question

    page 265 regs book. Table 42A. i done swa work outside. reference method D Details of wiring system: 73 please let me know if i am going the correct way! thanks carlos
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    certificate quick question

    hello, was given this new certificate pad. there is a massive box which needs filling in. it says: Details of wiring system used to modify the circuit. it is asking for a description on what i have done or does it relate to reference method? carl
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    Hager EG 010 1 channel time switch

    Hello, just wondering how to wire this up... for some reason im just not getting the circuit diagram.... 5 = perm Live 6 = Perm Neutral 2 = SL 3 = SN ?????????? Would be greatful if someone could help. carlos
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    Direct On Line starter

    Hello. Never really had an oppertunity to wire this sort of thing before so though i would run it past you guys 1st! Basically a starter for a 880w pump for a swimming pool. The intention is to use this switch to start/stop the pump with automatic start via timeclock. I have single phase...
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    100 Amp 100mA RCD 4 pole time delayed

    basically a 3phase supply to the building TT earthing system. sub main feeds hager 3 phase board 30m away. currently a 100mA 4pole rcd not S type. protecting the sub main swa; the rcd is shagged tripping out at 23mA. rcbos fitted on all socket circuits NOT lighting or fixed loads done prior...
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    100 Amp 100mA RCD 4 pole time delayed

    Hello, Anyone know where i can get one of these from? carloss
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    BT line and BT internet

    Their is 2x master points because the wire feeding the 2nd phone line is a 'telephone extension' cable 2pair piece of crap... 2 cores cut off so no 3rd wire for ringer. this could be the issue? carlos
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    Replacing an electric shower

    To me and other competent electricians its no worries to change the mbc and acess the cable routing, locating double pole switched isolation as well as ensure the circuit is safe to use before energized. i.e. test and inspection carried out to ensure it is safe to use and all functional devices...
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    Replacing an electric shower

    you can replace it with 7.3Kw shower as you have a 32A mcb. however, you can replace the 32a mcb with a 40A and will be able to run 9.2Kw. Thats assuming it is 10mm cable feeding it. Depending on the cable run length you could put a 45A mcb in and run 10.3Kw. This circuit should also be...
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    BT line and BT internet

    Hello, BT line comes into the house (master point with a cap) the internet speed here is 4mb. an additional point was already installed 25m away off of the same line. this point is also a master. however the internet speed here is only 1mb. the voltage at both points are 50v. any...
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    Dark Room Extraction

    Hello, Thanks for your replies. I intended on putting a vent axia in-line fan in the void and duct it out via lead slate - problem solved. client insisted that wouldnt be good enough. and said he would buy fan so i left him too it! problem resolved though made a black box with 2x 90*...
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    Dark Room Extraction

    Hello! Thanks to all for your replies it has given me some ideas. the client purchased the fan himself "including extracting kit" i.e. a grey 4" round ceiling dome which vent axia said was required to prevent light entering. The link below is the fan purchased...
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    Dark Room Extraction

    Hello. Just installed a vent axia solo plus ht extractor fan. obviously to keep the room 100% dark the fan comes with shutters but once fan is on the shutters open and light can come into the room. from what i have read you need 3 90* bends to prevent this from happening. vent axia sent me...
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    greenhouse lighting

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    greenhouse lighting

    i'm from cyprus and living in the uk.. no, im not an immigrant before you say it. when i was younger my parents moved back here following their carers. as i have done with my life. i work in england and qualified to 17th edition. so there you have it wiseguy.
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    Does this quote sound fair?

    if i were doing the job i would estimate as follows; 12mod fuseboarosd £40 rcbos £160 bonding water gas materials (depending on length of 10m used) £30++ new 25mm tails +16mm ec £10 full test and inspect of circuits included labour £200 total: £440. pretty good estimate. carl
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    greenhouse lighting

    hello, been asked by a client to install a light fixture in a greenhouse. the greenhouse is just a regular domestic glass one. just looking for some ideas on fixtures to use that are ip rated. all replies are most welcome. carl
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    50mm 3c swa to 25mm 3c swa.

    Thanks for your reply. basically the overhead supply that was their originally came into the house and the CCU was 15m away, so i put a switch fuse in to cover the swa. when the job was pretty much complete the client decided that they wanted the overhead taken out of their field and buried...
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