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  1. mcs666

    IP69K Pushbuttons

    I'm currently redesigning an operator panel for a pharmaceutical machine that has had a long history of problems with the push buttons, pilot lights and selector switches. Looking for some real world recommendations for a bullet proof replacement. I've used Tele ZB4 switches in the past, with...
  2. mcs666

    3 Phase motors w/capaitor?

    Thanks to all for the input. Your comments have verified my decision to remove them. Wish cleaning up the wiring numbering was as easy!
  3. mcs666

    3 Phase motors w/capaitor?

    The suppressors (RC Modules) are connect phase to phase. Supply voltage is 480VAC. Motor KW are as follows: 2.3/3.1 KW 0.12 KW 0.75 KW 0.12 KW
  4. mcs666

    3 Phase motors w/capaitor?

    Found that the devices I originally stated are actually motor suppressors. I have never used them and was wondering what their purpose is and if really beneficial.
  5. mcs666

    3 Phase motors w/capaitor?

    I am involved with rebuilding an older European machine and have found what looks to be capacitors across the 3 phase motor legs. I have never seen this before and was wondering if anyone can give me some insight. The motors have a device, Lutze #LRC-M1 across the motor legs, which I think is a...
  6. mcs666

    Enclosure Door Interlocking

    We use a lot of two door enclosures, with overlapping doors, usually installing the disconnect handle through the master door. Is it necessary to mechanically or electrically interlock the other door? I would think this is the case being the master door could be closed while the other door is...
  7. mcs666

    FANUC Servo Power Supply Feed

    I have been working with FANUC servo systems, following their wiring recommendations. We have a new project, requiring a larger power supply than what is used on our stock machines. The FANUC recommendations are as follows: Circuit Breaker Size: 250A Contactor Size: 250A Cable Size: 3/0 or 80mm2...

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