COVER MY SERIES – User Manual
COMEX S.A.
24
4.2.
Procedures for starting the power supply - single operation
4.2.1.
Boot the UPS from a fully shutdown state
Use the following procedure to start the UPS from a fully off state.
Warning
Voltage is applied to the power supply output terminals when you perform the
following procedure. If the receivers are connected to the output of the PSU,
make sure that switching on the power supply is safe. If receivers are not ready
for power connection, make sure that they are safely isolated from the power
supply from the UPS output.
The procedure for starting the power supply is as follows:
1. Close the bypass feeder breaker (Bypass breaker).
After a while, the LCD display is initialized and the UPS starts up into the bypass mode. The
bypass diode should be green.
2. Close the rectifier supply disconnect (Input breaker).
The inverter can be started in two ways, by pressing the On buttons on the display panel, or by
using commands from the display panel.
To start the UPS with the ON buttons, press and hold both ON buttons simultaneously for three
seconds. The UPS will start the inverter.
Select the icon to start the UPS using the touch LCD display
. The display will switch to the on /
off page. If the inverter was turned off, confirm turning on the inverter with the OK key.
After the inverter is started, the bypass operation alarm is turned off.
1. Close the battery disconnector located near the battery bank.
2. Close the UPS output breaker.
The guaranteed voltage is applied to the receivers.
4.2.2.
Running the UPS from the battery
1. Check that the batteries are connected. Close the battery disconnectors on the back of the UPS in
the case of internal batteries or the disconnector located outside the UPS, near the external batteries.
2. Press and hold the PSU's cold start button on the front panel of the PSU until the LCD display is fully
initialized.
3. Start the inverter according to the procedure described above (4.2.1).
The UPS works in battery mode. The rectifier diode flashes red.
警告
危 险