13-06-2018, 07:00 AM
Nick, from your description you're measuring harmonics on the load side. For the health of the incoming mains it's the harmonics on the line side that matter.
For a lot of older SMPS you might as well give them DC from a UPS. Don't know about later kit with power factor correction.
For a lot of older SMPS you might as well give them DC from a UPS. Don't know about later kit with power factor correction.
www.borinsky.co.uk Jeffrey Borinsky www.becg.tv
