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1-17 of 17 Results
  1. Canadian Electrical Forum
    Guys, this is killing me. Someone has to know the answer. Check out this drawing: 400A Service in, 125A feeder out to each panel w. 125A main breaker. I can Not figure out how this is allowed or the code rule that explains it. From what I see, we would be required to have protection at...
  2. Canadian Electrical Forum
    We are working in a smallish rack room trying to fit in a new cabinet. There are existing cabinets in the room, that have less than 1m working space. Was this rule added or changed from some smaller distance in the last 20-30 years when these older cabinets may have been installed?
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  3. Canadian Electrical Forum
    According to the product page the Index has been deleted in conformance with CSA Group's drafting and editorial requirements. Oh, really.
  4. Canadian Electrical Forum
    Hi, I'm challenging the IP exam and I'll be writing here in BC on October 29th and just wondering if anyone who has written it lately(2018 code book) has any tips or specific things they remember? I've talked to a few friends who have wrote it in the past, they told me there is no math and just...
  5. Canadian Electrical Forum
    I have a 208v 3ph motor with a FLA of 5.9 which is plugged into a 20A locking receptacle. Is it is against code to put the circuits on a 3P 20A breaker?
  6. Canadian Electrical Forum
    I'm asking because I recently told my coworker that the conductor length was supposed to be the "width plus depth" of whatever box you are working with. But he asked for the code rule, and I told him it was something my teacher at school told me and made us implement countless times. He was a...
  7. General Electrical Discussion
    Is it possible for there to be no ground wire in an under ground PVC feeder conduit? Its 480v 3 wire. Doing demo and noticed this between two buildings in an industrial compound (all on one property). Is this an ungrounded or impedance grounded system? Please be gentle I have limited experience...
  8. Canadian Electrical Forum
    Is it possible for there to be no ground wire in an under ground PVC feeder conduit? Its 480v 3 wire. Doing demo and noticed this between two buildings in an industrial compound (all on one property). Is this an ungrounded or impedance grounded system? Please be gentle I have limited experience...
  9. Canadian Electrical Forum
    Hey guys, this is my first post and i a,m pretty exited about using this Forum. CEC Table 39 shows the size of conductors for residential service. CEC Table 5E, which is not printed in the CEC 2015 but in the STANDATA, seems to have the exact same info. Can someone help me clarify the...
  10. Canadian Electrical Forum
    Hi, we just installed a 112 Kva transformer 600 V. delta primary to 480/277 V. Wye secondary to connect some (US 480 V) solar inverters through a 480/277 volt panel to the secondary of the xfmr and from the primary to the building’s 600 V. service. We ran a #6 grounding conductor back from XO...
  11. Canadian Electrical Forum
    Hello everybody, I am posting in this topic because I believe that knowing the Canadian Electrical Code is the first thing to do if I want to move to Canada as an electrical engineer. At first, a little bit of my history. I was born in Brazil and graduated at the University of Brasilia as an...
  12. Canadian Electrical Forum
    New code says we don't AFCI protect counterplugs, island plugs and peninsula plugs. We also don't AFCI bathroom receptacles. In the 2015 code handbook it says the purpose of this rule is that AFCI protection is not normally required on a GFCI circuit or receptacles. Seems like they missed a...
  13. Canadian Electrical Forum
    Hey guys, I'm new here, this will be my first post. I received my C of Q in September of 2014. I've been saving up these questions for a while based on jobs we've done and I haven't had a chance to ask an inspector yet and my old teacher from trade school hasn't gotten back to me. I'll post...
  14. General Electrical Discussion
    What are some techniques for studying and interpreting code. I've been struggling with this for some time now and I just don't seem to find my answers fast enough. Has anyone had this issue and if so any help would be much appreciated, thanks.
  15. Canadian Electrical Forum
    Hello. I am running two 3/4" emt conduits from my 100A electrical panel in my basement to my garage. Conduit #1 3/4 emt. For range in my garage. It will have 3 x #8's and a #10 ground. ( I know the conduit is a ground but I am making this redundant) Conduit #2 3/4 emt 220V tablesaw...
  16. Canadian Electrical Forum
    CEC 4-004 (1) a For determining the ampacity of a conductor in free air .... what locations would be considered as free air? ..... besides the obvious! I asked an inspector in BC and he said that if the conductor is not in a conduit or wireway it would be considered free air. SO, the conductors...
  17. Canadian Electrical Forum
    I am installing a 60A subpanel that is going to be used to power some 240V lighting, and 2 15A 120V circuits. Can I size my neutral for only 30A?
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