Vacon CX Service Manual

TROUBLESHOOTING Service Manual M4 - M10
11.07.2002 Page 25
F2
Check parameters in groups 1, 4 and 6. Notice
the break chopper if used, see section 7.3.2.5.
Make corrections to the settings
F2 OVER VOLTAGE
Parameter
settings OK
Measure voltage in DC-bus. Compare actual
voltage to monitored value on page v7
Fault was generated by external factor:
- line voltage >+10%
- voltage spikes on line
- feature of load
-decleration time too short for system inertia
- break resistor too small
Check the voltage measuring circuit according to
instructions on section 7.3.2.4. Replace
defective parts as recommended in spare part
lists
Make corrective measures to quality of line
power, setting the deceleration time vs. system
inertia
Actual value =
Monitored value
NO
YES
NO
YES
Clear fault memory

Vacon CX Specifications

General

Brand	Vacon
Model	CX
Category	Media Converter
Language	English