Hi i have a Hitachi seiki VM40 with seikos control and a 6000rpm Mitsubishi spindle. Everything works perfectly but speed won't increase over 3000rpm. There is no alarm, no load on spindle and...
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08-29-2020, 09:46 PM
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HELP PLEASE spindle wont go over 3000rpm
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08-29-2020, 11:24 AM
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Hitachi seiki vm40 spindle wont go over 3000rpm
Hi i hope some one can help. I have a Hitachi seiki vm40 with Seikos control, it has Mitsubishi 6000rpm spindle motor and drive. It will not go above approx 2900rpm. No alarms, no load on spindle, no...
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