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  1. #121
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    I put LED fixtures in my shop that I bought direct from China for the equivalent of $38Aus each. I found a company on Alibaba that had the certifications for Canada, the electrician can't legally install them without it. They were 4000 lumen, 6000k each and I put in more than Bob's number. 64,000 lumens in a 58.5 square meter shop (16 LEDs). If I had bought locally it would have cost me at least 2.5 times or more. Time from ordering to delivery was 3 weeks, 2 of which was for FedEx. Look into it and see if it make sense for your situation.

    Pete

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  3. #122
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    Pete you would not have a record of the company name on Alibaba?

  4. #123
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    Guangdong Lonyung LED Lighting Co., Ltd.

    I bought 1200mm, T5 double tube lights. I would have preferred the Tri-Proof as they were more powerful but cost more money. Boss lady wouldn't approve.

    Pete

    I'll add that they come with mounting clips and short conection cords. If you want longer to space them out get them at the same time. Saves on paying for shipping again.

  5. #124
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    Quote Originally Posted by QC Inspector View Post
    I put LED fixtures in my shop that I bought direct from China for the equivalent of $38Aus each. I found a company on Alibaba that had the certifications for Canada, the electrician can't legally install them without it. They were 4000 lumen, 6000k each and I put in more than Bob's number. 64,000 lumens in a 58.5 square meter shop (16 LEDs). If I had bought locally it would have cost me at least 2.5 times or more. Time from ordering to delivery was 3 weeks, 2 of which was for FedEx. Look into it and see if it make sense for your situation.

    Pete
    Is that 16 LED tubes or 16 fixtures with 2 tubes each?

  6. #125
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    Thanks Pete - found their website and made an enquiry about their LED Tri-Proof Light.LED Tri-proof Light----LONYUNG LED LIGHTING CO.,LTD,Led Integrated Tube Light,LED Tri-proof Light,High Bay Light
    LY-SF90L1200-40W
    4ft/1200mm
    40W
    SMD2835
    216ocs
    PF>0.95
    4000-5200lm
    >82
    1365*260*220mm 6pcs/ctn

    At a minimum of 4000 lumens each multiplied by 6 gives gives 24000 lumens in a (5 meters x 6 meters) 30 square meter workshop. With comes to 800 lumens a square meters.

    At a maximum of 5200 lumens each multiplied by 6 gives gives 31200 lumens in a (5 meters x 6 meters) 30 square meter workshop. With comes to 1040 lumens a square meters.

    Which exceeds Bobls guidance. BUT MY MATHS IS ABYSMAL.

    Found this cool vid about how tuff these LED Tri-proof lighting are


  7. #126
    Join Date
    Apr 2007
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    Adelaide Hills, South Australia
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    Quote Originally Posted by BobL View Post

    I would recommend LED lights of some kind as they provide the best lumens per Watt ratio so least amount of heat for the most light.

    .
    +1


    Stay sharp!

    Neil
    Stay sharp and stay safe!

    Neil



  8. #127
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    Quote Originally Posted by BobL View Post
    Is that 16 LED tubes or 16 fixtures with 2 tubes each?
    Bob the ones I bought were these.

    LY-T5SL1500-40W
    5ft/1500mm
    40W
    SMD2835
    240pcs
    PF>0.95
    4400-5200lm
    >82
    1645*210*180mm;16pcs/ctn


    Darn rotated pics.

    Pete
    Attached Images Attached Images

  9. #128
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    Quote Originally Posted by thumbsucker View Post
    Thanks Pete - found their website and made an enquiry about their LED Tri-Proof Light.LED Tri-proof Light----LONYUNG LED LIGHTING CO.,LTD,Led Integrated Tube Light,LED Tri-proof Light,High Bay Light
    LY-SF90L1200-40W
    4ft/1200mm
    40W
    SMD2835
    216ocs
    PF>0.95
    4000-5200lm
    >82
    1365*260*220mm 6pcs/ctn

    At a minimum of 4000 lumens each multiplied by 6 gives gives 24000 lumens in a (5 meters x 6 meters) 30 square meter workshop. With comes to 800 lumens a square meters.

    At a maximum of 5200 lumens each multiplied by 6 gives gives 31200 lumens in a (5 meters x 6 meters) 30 square meter workshop. With comes to 1040 lumens a square meters.

    Which exceeds Bobls guidance. BUT MY MATHS IS ABYSMAL.
    and when it comes to lighting, my maths is not much better.

    Bob's 750 lumens / sq.m would typically be a minimum level of illumination, not an average. You might have 1000 lumens directly under a light, and 1 m above floor level, but 1 metre away, the light level could easily be less than 750 lumens.

    you may like to have a play on this site Visual Interior Tool
    regards from Alberta, Canada

    ian

  10. #129
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    Quote Originally Posted by QC Inspector View Post
    Bob the ones I bought were these.
    Sure but did you buy 8 double fixtures (16 LED tubes) or 16 double fixtures ( 32 LED tubes)?

  11. #130
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    Now you know why I wanted the Tri-Proof lights. I'm very happy with mine and members of the turning and woodworking clubs I belong to ordered them after I took one to the meeting and plugged it in. Over 80 in the two groups. If you ask they will send you a copy of the certification document that you need in Australia. Your electrician buddy can tell you which standard they should be.

    Pete

  12. #131
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    Sorry Bob. 16 fixtures. They call them doubles. In the pictures I showed, the fixture is about 1 1/2" or 40mm wide and a little less high. They are a one piece unit with no bulbs to change, just have 2 rows of LEDs each under a twin bulblike 1 piece translucent cover.

    Still clear as mud?

    Pete

  13. #132
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    Quote Originally Posted by QC Inspector View Post
    Sorry Bob. 16 fixtures. They call them doubles. In the pictures I showed, the fixture is about 1 1/2" or 40mm wide and a little less high. They are a one piece unit with no bulbs to change, just have 2 rows of LEDs each under a twin bulblike 1 piece translucent cover.

    Still clear as mud?

    Pete
    All Good.

    Did you think about painting the walls and ceiling white or a lighter colour?
    I have reflective foil on the ceiling and minorb galv on the walls at one end of the shed and gyrock at the other and it really helps lighten up the shed.

  14. #133
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    Quote Originally Posted by ian View Post
    Bob's 750 lumens / sq.m would typically be a minimum level of illumination, not an average. You might have 1000 lumens directly under a light, and 1 m above floor level, but 1 metre away, the light level could easily be less than 750 lumens.
    Yep - the 750 lumens per sq meter figure I quote is supposed to be "on the bench top".

    Using the supposed lumens output of the lights and dividing that by the floor area assumes all the light goes almost straight down so it's only an approximation.

    The approx is reasonable for a low ceiling shed that is approximately square.
    The higher the ceiling and the longer/narrower the shed less light ends up going straight down.

    That's why apps like the Visual Interior tool are really needed to see what is going on.

  15. #134
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    Bob the plan has always been to paint the walls and ceiling white, as is a ClearVue Max. Gotta see and breathe. It's the bigger list the boss has that's in the way.

    Pete

  16. #135
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    Quote Originally Posted by BobL View Post
    Yep - the 750 lumens per sq meter figure I quote is supposed to be "on the bench top".

    Using the supposed lumens output of the lights and dividing that by the floor area assumes all the light goes almost straight down so it's only an approximation.

    The approx is reasonable for a low ceiling shed that is approximately square.
    The higher the ceiling and the longer/narrower the shed less light ends up going straight down.

    That's why apps like the Visual Interior tool are really needed to see what is going on.
    so the key messages for thumbsucker are

    have a play with the Visual Interior Tool to see how the lights he is looking at would need to be arranged.

    and 2, make sure that any light fitting he might be thinking of directly importing has an Australian electrical safety certification.
    regards from Alberta, Canada

    ian

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