Tomzn Tovpd1-60-ec Manual ((link)) Page

A: Yes, it uses a shunt resistor (Class 1 accuracy, +/- 1%). It is accurate enough for billing estimation but not for revenue-grade metering.

The TOMZN TOVPD1-60-EC is a powerful tool for protecting your appliances from brownouts and surges. While the physical manual is sparse, this guide covers the depth of operation. Save this page as your living manual, or print it for your electrical panel folder. tomzn tovpd1-60-ec manual