Nicotra DDMP Series Operating Manual page 28

LED blinking legend
In the table 6 is indicated the legend for reading the alarm through the LED present on the Control Board.
Description
Normal operation, no errors
Memory error
Short-circuit
Loss of synchronism with the motor
Input voltage outside range (only with motor stopped)
Bus voltage over 430V during operation (instantaneous measurement)
Bus voltage below 350V during operation (instantaneous measurement)
Input relay not closed
Motor cable U disconnected
Motor cable V disconnected
Motor cable W disconnected
Overtemperature
In figure 33 is indicated the LED blinking description
th
Rev. 2 – 10 November2015
Fig. 32 – Blinking LED
Table 6 – Alarm description – LED Blinking
Fig. 33 – Alarm diagram
28
Blinking
1 Blink/s
2 Blink/s
3 Blink/s
4 Blink/s
4 Blink/s
4 Blink/s
4 Blink/s
4 Blink/s
4 Blink/s
4 Blink/s
4 Blink/s
4 Blink/s