Troubleshooting - VOLTCRAFT PS-1440 Notice D'emploi

Troubleshooting

By purchasing the laboratory power supply unit, you have acquired a product that is reliable and opera-
tionally safe.
Nevertheless, problems or faults may occur.
For this reason we want to describe how to troubleshoot potential malfunctions:
Always adhere to the safety instructions!
Error
The power supplt
cannot be switched on. Check the mains voltage (you may also want to check the mains fuse in the
Connected
Consumers
do not work.
The „TEMP" display
is lit.
The „CC" display
is lit.
Regularly check the technical safety of the device e.g. for damaged housing etc.
Any other repair work must always be carried out by a specialist familiar with the
hazards involved and with the relevant regulations. In the event of unauthorised
modifications or repairs on or in the device, the guarantee will lapse.
22
Possible cause
Does the operating display light up on the power supply(2) ?
device or the line circuit breaker).
Is the voltage set correctly?
Is the polarity correct?
Is the DC output activated?
Check the technical data of the consumers.
The power supply is overloaded and overheated.
Leave the device on and cool down without load.
The preset current was exceeded.
Check power consumption on your consumer and increase the current limi-
tation on your power supply, if applicable.