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  1. Bus vs Line | Eng-Tips

    May 17, 2012 · Quick Q. What is the difference between Bus and Line? Would Bus be the transmission line entering a substation/switchyard and Line be the lower voltage cable inside the substation/yard?

  2. Grounding bus bar connection lubricant | Eng-Tips

    Dec 11, 2009 · I have been trying to find a good electrically conductive grease for our copper to copper bus bar and power connectors. I'm just wondering what other electrically conductive lubricants are …

  3. Minimum spacing between bus bars. | Eng-Tips

    Feb 17, 2009 · Table 408.56 gives information on minimum spacing between bare metal parts. I have 600V systems and clearance between two bus bars is just 3/8 inch! (should have been 1 inch …

  4. Busbar Clearances | Eng-Tips

    May 5, 2009 · If the switchgear or bus section can be taken out of service and grounded as a unit, then the clearance between its individual phases is an engineering decision*. The clearances between the …

  5. Requirement for spacing between bus bars in 600V switchgear

    Dec 4, 2005 · Could anyone steer me in the direction of the minimum distance required by code (N. America) between copper busbars in 600V switchgear? Also, is the requirement for aluminium bus …

  6. Ring Bus | Eng-Tips

    Jan 10, 2005 · I am a journeyman meterman with a utility. I want to learn about ring bus substation configuration and how to meter it with solid state meters. We currently use 2 types of mechanical …

  7. High-Impedance Bus Differential with Overcurrent Protection

    Apr 13, 2009 · Differential is very common on bus protection. High impedance bus differential is typically used to protect against an unwanted operation of the bus protection during a close in out of zone …

  8. Bolts for Bus bar Connections | Eng-Tips

    Mar 26, 2008 · We are having several different opinions regarding Bolts used for Busbar connections of MV Cables as well as motor terminations in drawer compartments. Since we are working in Europe. …

  9. Bus Rating | Eng-Tips

    Oct 22, 2011 · Hi there. I have a question regarding bus rating. Does higher actual bus voltage mean current rating should be lowered? For example, if a 4160v bus is rated at 2000A, would that rating …

  10. Ring Bus or Breaker and a Half? | Eng-Tips

    Aug 29, 2023 · Kiribanda-What limits the practical maximum number of terminals on a ring bus in your area? I my area, stations with fiver or six terminals are more likely to be configured as ring buses …