Fault Clearance - ABB STD-MTS Manual

Fault clearance

Diagnosis
Dimmer has permanently - control voltage (< 1 V ... 10 V)
maximum brightness:
Light does not burn:
Cause/Remedy
not connected
- switch ON/OFF mains voltage
- minimum brightness is set too
high, readjust it.
- control voltage (< 1 ... 10 V)
short-circuited
- switch ON/OFF mains voltage
- minimum brightness set too
low, readjust it
- replace series-connected fuse
- replace defective fluorescent
lamp
- replace ballast
- replace defective control
device.
GB