generates its operating voltage from the monitored current line, so no external power supply is required. A current greater than 25 amps is needed to energize

phase lines for equal current levels. The percentage of unbalance is adjusted from 2 percent to 25 percent by adjusting a front panel control. An

versions, either of which can be connected to 120 or 240 VAC, are available. One for current ranges up to 5 amps, the other for applications from 5 to 25

Relay, Monitor, True RMS 3-Phase Monitor | Time Mark Corporation 25

phase lines for equal current levels. The percentage of unbalance is adjusted from 2 percent to 25 percent by adjusting a front panel control. An