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  1. N1755L

    Transformer primary protection - Can this be right?

    Evening Gents, Does anyone else find this odd? Am I missing something here? I'm looking at the Canadian Electrical Code, rule 26-252 (I'll paste the rule in its entirety at the end of this post), which states that I should protect the primary feeders with a circuit breaker rated at up to 300%...
  2. N1755L

    What happened here? Your best guess welcome... Photo2

    See post: "What happened here? Your best guess welcome... Photo1" Here is the photo associated with the above thread name: http://files.engineering.com/getfile.aspx?folder=b6deb6a1-70a4-4852-8997-150e3f33691c&file=Photo2.JPG Sorry, didn't know how to add two links photos to my one thread.
  3. N1755L

    What happened here? Your best guess welcome... Photo1

    Hello everyone, Attached is a photo of a disconnect switch that was installed to disconnect a 600V, 3-phase, 30A water heater tank. The switch is indeed rated for 600V, 30Amps. http://files.engineering.com/getfile.aspx?folder=b70651f7-4d6c-43ca-987f-65985df98eba&file=Photo1.JPG As you can...
  4. N1755L

    Date/Time function

    Good morning all, With this formula: =TEXT(NOW(),"dddd, mmmm dd, yyyy, hh:mm") I have an output resembling this: Monday, October 03, 2005, 10:40 I would like it to look as such: Monday, October 03, 2005, 10:40 hrs I've tried countless combinations of quotation marks and concatentations...
  5. N1755L

    3-phase electric motors

    Hello all, I've recently posted to a newsgroup, but was getting practical advice rather than theoretical information. Thought I'd check here see if someone has interest in promoting understanding for its own sake. What I posted is as follows: Hiking wrote: > ... > We have a motor which can...
  6. N1755L

    Selecting two "Grips?" from a 3D box

    Hello All, New to ACAD, and I've been dloading dozens of tutorials, but none seem to address my current difficulty. I've drawn a 3D box in the form of a 8x4' steel sheet at 3/8" thickness. Now imagine I want to select the two connection points (grips?) at the lower left corner, 'cause I...

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