13
•
vacon
fault tracing
Tel. +358 (0)201 2121 • Fax +358 (0)201 212205
6
6. FAULT TRACING
In Vacon 10 RS-485, the red FAULT LED gives information on the active faults to the
user. The red LED blinks in certain sequences according to the fault type. The se-
quences are presented below:
= short pulse
= long pulse
Red LED blinking sequence
Fault code
Fault name
1
Overcurrent
2
Overvoltage
3
Earth fault
8
System fault
9
Undervoltage
13
Frequency converter undertempera-
ture
14
Frequency converter overtemperature
15
Motor stalled
16
Motor overtemperature
22
EEPROM checksum fault
25
Microcontroller watchdog fault
34
Internal bus communication
35
Application fault
51
External fault
53
Fieldbus fault
Table 1: Fault codes. See User Manual for detailed fault descriptions.
