3.5
Using the UPS Remote Control Functions
EX has the choice of two remote control options.
RPO: Remote Power Off allows a remote contact to be used to disconnect all the equipment connected to the
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UPS from the power supply.
Restarting the UPS requires manual intervention.
ROO: Remote ON/OFF allows remote action of button (27).
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These functions are obtained by opening a contact connected between the appropriate pins of connector (5) on
the rear panel of the UPS (see diagram below).
EX 3000
Remote control connection and test
1.
Check the UPS is shut down and the electrical supply network disconnected.
2.
Remove connector (5) after unscrewing the screws.
3.
Connect a normally closed volt-free contact (60 Vdc / 30 Vac max, 20 mA max, 0.75 mm
between the two pins of connector (5), see diagram.
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4.
Plug connector (5) into the back of the UPS.
5.
Connect and restart the UPS according to the previously described procedures.
6.
Activate the external remote shut down contact to test the function.
Warning: This connector must only be connected to SELV (Safety Extra Low Voltage) circuits.
ROO
RPO
2
Contact open: shut down of UPS
Contact closed: start-up of UPS (UPS connected
to the network and network energized)
Note: local On/Off control via button (27) has
priority over the remote control order.
Contact open: shut down of UPS
To return to normal operation, deactivate the
external remote shut down contact and restart
the UPS using button (27).
3. Operation
cable cross section)
86-86710-00EN A02 - Page 19