Dale Power Solutions Ltd
User Manual
…………………………………………………………………………………………………………
13
LCD display
The LCD display comprises a battery capacity graphics section, a fan status section, a charge status
section, and a numerical value section as shown below.
Before switch on
Before turning on the unit for the first time or after any wiring or battery changes:
1. Read the section above on working modes.
2. Check all the wiring.
3. Check that the rated load does not exceed the rated output of the UPS.
Note:
The UPS power output (kW rating) is limited to 70% of the kVA rating.
4. If the UPS is supplied by a generator, check that the generator is correctly rated and wired (see
Operation from a generator on page 8).
Switching on the UPS
Note:
It is important to switch on your UPS as described below as damage may occur when supplying
certain load types.
Caution:
When using the UPS for the first time, charge the batteries for at least 8 hours as
they may have lost charge during the time between production and installation.
To switch on the UPS:
Note:
If there is no mains and you want to start the UPS and run it from the battery, ensure the mains
input cable is connected and is correctly earthed, then follow the procedure from step 3.
1. If your installation has an external battery, switch on the battery breaker.
2. Switch on the mains to the UPS.
You should immediately hear the fan start up. The output voltage is displayed as 0 VAC and fan
operation is displayed as a series of flashing bars.
Charge status:
bars flash
in upward series to indicate
charging OK. All flashing
indicates a fault. In battery
mode, indicates battery
capacity
Fan status:
bars flash to
indicate motion when fan OK.
Maintain flash with the warning
LED if the fan is faulty
Loading & battery capacity:
number of
panes lit indicates the value; top=load,
bottom=battery (60% shown here)
Numerical values:
a variety
of information is selectable
Load icon:
flashes when
UPS is overloaded
Battery icon:
flashes when
capacity too low or battery
disconnected
