Hi to all the smarter sparks on here,
Can any one answer this question.
If a contactor has a 110v ac coil fitted, will it operate when supplied from a 110v cte transformer giving 55v to each side of A1 & A2.
I have a feeling it wont so any info would be gratefully recieved.
Cheers All
Andy
ok I design house extensions, one of my clients just fitted 16 PV panels to their south facing roof in Somerset. Today at 2pm blazing sun, the elec meter seemed static. She turned the elec immersion heater on and the meter started moving forwards reasonably quickly, she turned it off and the...
Hi, just wondered what your hours of work are in the spark game? I'm a HGV driver and on 4 shifts a week at min due to college and I still do 50+ hours most weeks average shift is 13 hours long so wondering how many hours and what time of day you work. I'm on afters and nights at the minute :(
called to look and see if i can sus out why GU10 LED's are exploding all over the guests in bathrooms in the local travelodge, conclusion was cheap and nasty unbranded lamps with an operating voltage of 230 and a measured voltage of 249 maybe not helping
whilst i was there i noticed these...
Hi All,
First just wanted to say I passed my domestic installer a couple of weeks ago, so a big thankyou to al those who gave me advice and helped me out when I was a bit puzzled. So again thankyou!
Anyways back to the post, got callled to a job yesterday where the landlord had told me the...
For those of you in the JIB (joint industry board) and members of the unite union this news is probably old news as you will have had the letters already. But for those of you who didnt know a number of the countries biggest construction firms are trying to re write the rule book on employee`s...
I've done first fix on a house rewire, and am followed by the plumbers putting in a completely new central heating system. I go upstairs to find, under the landing floor:
A whole bundle of cables sandwiched between heating flow and return pipes!
I've put foam insulation on the pipes to try...
1. Remove all heavy furniture from upstairs. Place in Storage.
2. Roll up all upstairs carpets. Ditto.
3. Lift floorboards to enable cable routing (not the ones that the plumber has wrecked, fitting central heating)
4. Move all downstairs furniture to centre of rooms and cover with dust...
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cheers
Does anybody know the requirements regarding voltage regulation with DNO..
Does the supply voltage need to be maintained within a required percentage?
Been to a customer today thats having problems with electrical devices in the home because of poor voltage regulation. I got readings between...
These things are not designed to take swa. Yet when you have a few to do and the wall is a retaining wall you can't put a JB on the back for a flex.
Then it gets more of a pain when you have more then one. So what is the best way to do these things (except to not do them :p )?
Thought about...
Hi people, I've just registered with niceic and am waiting for my initial assessment. In the booklet you get it mentions having to have certain niceic booklets as a requirement. I currently have bs7671, osg, gn1&3. All up to date is that enough or do they get moany if you don't use there books...
63 amp Rcd protecting 3 circuits 2 x 32 amp breakers and one 16 amp. Is it ok to add a 50 amp mcb for shower also. How do you calculate the maximum load on the Rcd ?
Hi,
Is anyone using the Paperclip software? I have had an email with a guide attached offering me a demo of the software.
Just booking my pv installer training and was just wondering if it was any good?
I seems that resentment, ego and selfishness are at play on some construction trade related forums when ever the question of fast track courses pops up. Again on "some" forums, i get a sense of..
"I had to do such and such, so i don't even care if the fast track course was any good anyway...
I have answered a few posts regarding certificates etc.
So here goes, the definitive answer to the question for the benefit of those who don't fully understand.
You must and can only issue any one of the following, whichever is relevant to the work undertaken on an Electrical Installation...
i am carrying out a report at a local bar and i see it has a split load board, is this still ok with current regs or should i suggest upgrading so everything is rcd covered
I will just apologize to everyone in advance because of my English,, as well as for long post, I just don't know how shorten it :o..
I'm expirencing some problems (that are more "theoretical" nature) with harmonic filters.. I can't seem to find how to properly calculate the values for...
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