Continue to Site

Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

  • Congratulations cowski on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Recent content by jeffreed

  1. jeffreed

    Physical Separation of Primary and Secondary Relaying

    What are the chances that something bad could happen to both A & B in the same panel? Is there a NEC code for the separation?
  2. jeffreed

    SEL-49

    Found it Thanks
  3. jeffreed

    SEL-49

    I am looking for the SEL-49 Manual. Does anyone have this or know where I could find it.
  4. jeffreed

    Why not have 2 bakups for Protective Relays?

    Thanks!! You all have cleared up some misconceptions that I had.
  5. jeffreed

    Why not have 2 bakups for Protective Relays?

    If they pull a relay out, do they not put in another relay to replace that one while it is out, or do they just wait untill the relay comes back to put it in?
  6. jeffreed

    Why not have 2 bakups for Protective Relays?

    I was wondering why utilities don’t have 2 backups to their primary relay. If one relay had to be pulled out for whatever reason they would not have to replace it because they would still have 2 relays. Wouldn’t this save them money? How often does a relay get pulled out? What would the cost be...
  7. jeffreed

    Westinghouse Voltage Regulator -URS & CVR-1 Manuals/Info

    Westinghouse Voltage Regulator -URS & CVR-1 Manuals/Info
  8. jeffreed

    Cruise Ship Power

    Would a cruise ship want to use an industrial meter to make sure that they are charged the right amount? It seems like they would be using a lot of electricity and would want to make sure it is accurate when hooking up to shore power.
  9. jeffreed

    Cruise Ship Power

    Also what do the Utilities think of Shore Power? Do they have any problems with it?
  10. jeffreed

    Cruise Ship Power

    I just had a few questions about cruise ship power. How do they monitor the power while out on a cruise? Is there a substation on the ship? Is there a substation when the ships use shore power? Are there companies that setup shore power for Cruise lines?
  11. jeffreed

    Instruction manuals for Load Tap Changers (LTC)

    I am in need of the following instruction manuals for Load Tap Changers (LTC). Siemens / Allis Chalmers TLH 20 / 21 Siemens / Allis Chalmers TLS / TLF Waukesha UZD GE LRT-200 FPE TC-525 FPE TC-546 McGraw 550 Wesinghouse UTT Westinghouse UTT-A Westinghouse UTT-B I cant seem to find them any...

Part and Inventory Search