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  • Users: Saut
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  1. Saut

    thrust or contact ball bearings

    ANSI C50.41 states that vertical motors shall have thrust bearings designed to carry all specified axial thrust conditons imposed by driven load. Can contact ball bearings achieve the same function? Is the thrust bearing more advantageous than the ball bearings?
  2. Saut

    Information on Glycol

    Anyone has any experiences about using glycol as a cooling agent, any hazards and safety standards required?
  3. Saut

    Liquid cooled rectifiers

    Anyone got any experiences with 800kVA liquid cooled rectifiers? Are they reliable? Any links to how it looks like and data sheets?
  4. Saut

    Two or three winding transformer cheaper

    I have a question for costs on power transformers. Would it be cheaper to get two 150MVA Two-winding transformer, or a single 300MVA Three-winding transformer?
  5. Saut

    Allowable neutral current in DG

    What's the allowable neutral current of a 400V 4-wire DG, solidly grounded? Are there any standards that specify this value?
  6. Saut

    Overhead travelling cranes

    I would like to know what is the standard of the braking system on an overhead crane. Some suppliers tell me it's a standard to use electromagnetic braking instead of the conventional hydraulic type. Is this true? and what are the advantages of using the electromagnetic type?

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