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  1. pmac10

    broken shaft of 280 KW SQIM

    no expert on this, but if the motor was reconditioned and a poor fitting bearing used, ie, loose on the shaft, the shaft would rotate faster than the inner race of the bearing thereby wearing the shaft and lessening its cross-sectional area and creating a very odd place for a shaft failure to...
  2. pmac10

    electronic clutch?

    fangas, that sounds exactly like whats happening, maybe the engineering manager should just gimme the freekin manual and i could work this out myself!!!
  3. pmac10

    electronic clutch?

    waross, this machine is a RECORD flow wrapper, the only electrical connections at the driven components are a heating element and a PT100 resistive probe. could the feedback from the servo motor to the servo drive be monitored and an abnormality be sent to the plc to give a warning on the hmi...
  4. pmac10

    electronic clutch?

    itsmoked, im interested in both, waross, thanks again for another extremely helpful answer, scotty uk, nothing physically trips, just a message on the hmi, perhaps you could tell me more, poor lubrication of moving parts would eventually lead to this fault message also.
  5. pmac10

    electronic clutch?

    thanks waross, had a quick look through but they all seem to be electric brake or mechanical clutch. for your info, im dealing with a packaging machine and the sealing jaws have an electronic safety clutch(in case your arm or somethin gets stuck in it).. i have worked with older versions of this...
  6. pmac10

    electronic clutch?

    can anybody explain to me the principle of operation and make up of an electronic safety clutch between a servo motor and the driven components??
  7. pmac10

    food mixer connections

    i have sent off a 7.5 KW motor for refurb with leads labelled UVWXYZ, U.K, its come back with labels gone, whats the safest way to ident these leads??it powers a food mixer, slow speed(star connection), time, fast speed(delta) stop.

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