ABB IRC5 Operating Manual page 47

Recommended actions
1
2
3
4
Operating manual - Troubleshooting IRC5
3HAC020738-001 Revision: AA
Action
Make sure the main switch has been
switched on.
Make sure the system is supplied with
power.
Check the main transformer connection.
Make sure circuit breaker F6 (if used)
is closed in position 3.
© Copyright 2005-2018 ABB. All rights reserved.
3 Troubleshooting by fault symptoms
3.4 All LEDs are off at controller
Information
Use a voltmeter to measure incoming mains
voltage.
The voltages are marked on the terminals.
Make sure they match the shop supply
voltage.
The circuit breaker F6 is shown in the circuit
diagram in the product manual for the control-
ler.
Continued
47