On 27 November 2014 at 03:12, Przemek Klosowski <[email protected]> wrote: > On Wed, Nov 26, 2014 at 10:04 PM, <[email protected]> wrote: >> Put a circuit breaker in line to each motor. > > I think this is bad advice---VFDs react badly to interruption in the > VFD-motor circuit, especially at high currents.
You would probably want each individual motor-overload trip to turn off the VFD and all the motors anyway. (and halt the system) I don't think overload trips break the three phases, they brake auxiliary contacts. -- atp If you can't fix it, you don't own it. http://www.ifixit.com/Manifesto ------------------------------------------------------------------------------ Download BIRT iHub F-Type - The Free Enterprise-Grade BIRT Server from Actuate! Instantly Supercharge Your Business Reports and Dashboards with Interactivity, Sharing, Native Excel Exports, App Integration & more Get technology previously reserved for billion-dollar corporations, FREE http://pubads.g.doubleclick.net/gampad/clk?id=157005751&iu=/4140/ostg.clktrk _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
