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  • Users: faulkma
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  1. faulkma

    Thermal Conductivity question

    If i have a insulating material with a TI of 130C for example and at one point a copper conductor touches it exceeds 130C, would the temperature at the insulating material exceed 130C? or would it be something less than 130C. I guess if I was cooking on a stove with a pan made out of...
  2. faulkma

    201 stainless steel

    I'm trying to find a comparison between 316 or 316L SST versus 201 stainless steel. I'm interested in the corrosive properties comparison. Can someone point me in the right direction?
  3. faulkma

    Silver Plate Corrosion

    We have some copper pieces silver plated and the plating becomes tarnished when exposed. Is this normal? Does it effect the conductivity of the electrical joint when applied. thanks
  4. faulkma

    Could someone explain X/R in relation to interruption

    We typically have to interupt breakers with a X/R between 6.6 and 8 with X and R in series but our lab gives us around 11.25. Which one is more severe on the breaker interruption a higher X/R or a lower one?
  5. faulkma

    Fiberglass (GPO-3) with a Lexan window

    I'm looking for some help. We make a .25" thick GPO-3 cover plate but have a customer who wants a clear window through it. It has to be a submersible seal, the pressure is about 3-4 PSI. Is there anyway to bond lexan or some other clear material for a window to GPO-3 (some other stiff...
  6. faulkma

    AC Coil Operation

    Just need some advice: Have a customer who wants to operate a Coil in an extreme input voltage range (13 VAC to 190 VAC ). The design must have no DC or caps in it. Any ideas, a multi-stage coil design via a relay/resistor arrangment?

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