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  1. Thread: Wye-Delta Starter

    by QES
    Replies
    36$$
    Views
    2,310

    Correction on my original post. the motor is...

    Correction on my original post.
    the motor is 380-400D/660-690Y not 380-400Y/660-690Y
  2. Thread: Wye-Delta Starter

    by QES
    Replies
    36$$
    Views
    2,310

    I'm assuming that the phase wounding is rated up...

    I'm assuming that the phase wounding is rated up to 690V but can startup using 400V?
  3. Thread: Wye-Delta Starter

    by QES
    Replies
    36$$
    Views
    2,310

    I'm working on a project in Myanmar.

    I'm working on a project in Myanmar.
  4. Thread: Wye-Delta Starter

    by QES
    Replies
    36$$
    Views
    2,310

    Yup.. The good old 5 0

    Yup.. The good old 5 0
  5. Thread: Wye-Delta Starter

    by QES
    Replies
    36$$
    Views
    2,310

    Wye-Delta Starter

    Can you run a 380-400Y/660-690Y motor with a Wye-Delta Starter?
    The system voltage is 400V
  6. Replies
    7$$
    Views
    952

    Good point. I was thinking of doing the minimum...

    Good point.
    I was thinking of doing the minimum with a 20A circuit , 3 wires.
  7. Replies
    7$$
    Views
    952

    Home electric car charger prewire requirements

    2 or 3 wires on prewire requirements for 240v car charger?
  8. Replies
    7$$
    Views
    2,282

    Yes,

    Yes,
  9. Replies
    7$$
    Views
    2,282

    Thanks everyone. I'm designing the electrical...

    Thanks everyone.
    I'm designing the electrical system for a wastewater treatment plant located in Vietnam.
  10. Replies
    7$$
    Views
    2,282

    380VAC motor with 415VAC

    Can you run a 380VAC motor with 415VAC lline?

    Thanks,
  11. Replies
    3$$
    Views
    1,554

    Yes, bond the ground loops to the distribution...

    Yes, bond the ground loops to the distribution panel.
    Also, remember to bond any exsiting grounding grid/loop to your new grounding system.
  12. Replies
    1$$
    Views
    1,067

    Anaconda hollow copper conductor

    Looking for deadend connectors for anaconda hollow copper conductor. Any place I can get them?
  13. Replies
    9$$
    Views
    2,251

    If you are using a combination starter w/ thermal...

    If you are using a combination starter w/ thermal overload then you are not required to use the thermal switch.
  14. Replies
    9$$
    Views
    2,251

    then Yes, the switch(s) required to be rated for...

    then Yes,
    the switch(s) required to be rated for class 1 div 2 or hermetically sealed.
  15. Replies
    4$$
    Views
    785

    What PPE do you need? 70E cat 1 Daily wear or...

    What PPE do you need? 70E cat 1
    Daily wear or coveralls? once a week
    What climate? mostly warm and dry (cali)
    Rent/lease or buy? buy
    Laundering? Who will do it, who will ensure it is done right?...
  16. Replies
    9$$
    Views
    2,251

    Are you referring to the thermal switch(s) in the...

    Are you referring to the thermal switch(s) in the motor winding?
  17. Replies
    4$$
    Views
    785

    FR electrical shirts

    Any recommendation for a good FR long sleeve shirts rated for cat 1.
    Should I go with nomex or other materials? 6oz or 4.8oz?
  18. Replies
    21$$
    Views
    5,250

    I would go with the AB power 775 40 HP unit, get...

    I would go with the AB power 775 40 HP unit, get the optional HIM, and motor Terminator. This package will cost around 7K.
  19. Replies
    13$$
    Views
    5,417

    Yes, the VFD is driving the motor over 60Hz(...

    Yes, the VFD is driving the motor over 60Hz( 65-120Hz).
  20. Replies
    13$$
    Views
    5,417

    over speeding induction motor

    What is the current/voltage characteristics when you go over 60Hz or "overspeed" a 3phase induction motor?
  21. Thread: Weather head

    by QES
    Replies
    3$$
    Views
    623

    This is for a 4" riser. Thanks,

    This is for a 4" riser.

    Thanks,
  22. Thread: Weather head

    by QES
    Replies
    3$$
    Views
    623

    Weather head

    Is there anyone who makes a weather head for 6#350 MCM or 6#500 MCM in a single weather head?
  23. Thread: Contract Comedy

    by QES
    Replies
    17$$
    Views
    2,377

    This is more of a "Time and material" contract.

    This is more of a "Time and material" contract.
  24. Replies
    2$$
    Views
    566

    Dead front control interlocking

    I have a 480V starters deadfront panel with a disconnect switch mounted outside of the panel. Do UL or code requires a interlock between the disconnect switch and the panel door?
  25. Replies
    63$$
    Views
    5,195

    A load in the mA, will the #14 be better?

    A load in the mA, will the #14 be better?
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