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n.o.: contact normally open
n.c.: contact normally closed
Important: The relay output contacts must not be connected to any utility connected circuits. Reinforced
insulation to the utility is required. The relay output contacts have a maximum rating of 250 Vac/5A.
Remote On/Off
Remote On/Off allows remote control of the power ( ) button to switch the UPS on and off.
Normally open
When contact changes from open to closed, the UPS is switched on (or stays on).
When contact changes from closed to open, the UPS is switched off (or stays off).
Note: On/Off control using the power ( ) button has priority over the remote control.
Remote Power Off
RPO is used to disable the UPS remotely. This feature can be used for unpowering the load and shutting
down the UPS by an external event, for example when the room temperature is too high. When RPO
is activated, the UPS disables the output and all its power converters immediately. The UPS remains
on, to alarm the fault.
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3U Rack or Tower UPS RT5.0kVA and RT6.0kVA Installation and User's Guide
Status active information: (if contact between pin
and common is closed)
• Pin 1: not on Bypass
• Pin 2: load not protected
• Pin 3: not low battery
• Pin 4: not on Battery
• Pin 5: user common
• Pin 6: on Bypass
• Pin 7: low battery
• Pin 8: load protected
• Pin 9: on Battery
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