[simonbee]

hi everbody,i'm new in this forum.
i have build router wood carve 60inch(1,5m) 98inch(2,5m).
using mach3 usb.
i'm use nema23 2,2nm & tb6600,with ballscrew for X axis.nema23 for z axis tb6600.
i powered both x&z using smps powersupply 24v 10a .source 220v.
i'm run both x&z(with each tb600 set 2a for test),its run well.
but when i change x axis set to 2,5a &z axis set 2a.my powersupply get smoke fried.
anybody can explain, please i need help. thankyou

[CitizenOfDreams]

It could be that your power supply was not of the best quality. Good power supplies don't usually emit smoke even when overloaded or shorted. Did the TB6600s survive?