Instructions

31
Alarm Messages
When an alarm occurs on your device, the alarm appears on the screen. You can delay the alarms by
pressing the OK button for the duration of the delay time setting. When critical alarms occur, Relay 1
is activated.
No Voltage is measured
It occurs when any phase has no voltage. The number of the voltage-free phase is shown on the
screen. In addition, the bulb of the voltage-free phase in the signal bulbs does not light upon the
device.
Current is not measured
It occurs when any phase has no current. The number of the current-free phase is shown on the screen.