6: Troubleshooting
58
UPS471-02-00 PW9000DPA User Manual UK Dated 06/08/14
6.3
Fault Identification and Rectification Messages and Alarms
Messages will not appear automatically on the LCD as they occur, but will be recorded in the Event Log, with the time and
date of their occurrence.
6.4
Contacting Service
Uninterruptible Power Supplies Limited has a service department dedicated to providing routine maintenance and
emergency service cover for your UPS. If you have any queries regarding your UPS please contact us.
We recommend that your UPS is protected by an Extended Warranty Agreement (see Section 2 for details). These
agreements assist us in caring for your UPS correctly, ensuring that it is well maintained and attended to promptly should
any problems occur.
Alarm Condition
Interpretation
Suggested Solution
UPS FAULT
There is a fault in the UPS and therefore
normal operation cannot be guaranteed.
Call an authorised service centre for assistance.
MAINS BYP/RECT FAULT
Mains power supply is outside prescribed
tolerance.
The UPS input supply is too low or missing.
If site power appears to be OK, check the external
input supply circuit breakers etc.
OUTPUT SHORT
There is a short circuit at the output of UPS
(on load side).
Check all output connections and repair as required.
OVERLOAD
Load exceeds the UPS rated power.
Identify which piece of equipment is causing the
overload and remove it from the UPS.
Do not connect laser printers, photocopiers, electric
heaters, kettles etc. to the UPS
OVERTEMPERATURE
The UPS temperature has exceeded the
maximum permitted value.
Check that the UPS ambient temperature is less
than 30° C.
If the ambient temperature is normal call the
authorised service centre for assistance.
BATTERY CHARGER OFF
Either the attached battery and the battery
charger set-up do not correspond or there is
a battery charger fault.
Call an authorised service centre for assistance.
INVERTER FAULT
Inverter is faulty.
Call an authorised service centre for assistance.
SYNCHRON FAULT
The inverter and mains are not synchronised. The frequency of the UPS input supply is outside
preset operational limits and the UPS static bypass
has been temporarily disabled.
BATTERY IN DISCHARGE
Battery is near end of autonomy.
Shutdown the load connected to UPS before the
UPS switches itself off to protect its batteries.
MANUAL BYP IS CLOSED
Maintenance Bypass closed.
Load supplied by mains.
This alarm is only displayed if the UPS is on
Maintenance Bypass.
Uninterruptible Power Supplies Ltd.
Woodgate
Bartley Wood Business Park
Hook
Hampshire
RG27 9XA
Tel:
01256 386700
0800 731 3269 (24 Hr.)
Fax:
01256 386701
Email:
service@upspower.co.uk