Annex B. Epo - AEC IST3010 User Manual

EPO

Annex B. EPO

EPO(emergency power off) is optional function to shutdown UPS completely at emergency
condition. This function can be activated through a remote contact provided by the user. It
requires opening NO and +24V at normal operation. EPO is activated when shorting NO and
+24V.
Description of Input Port for Remote EPO
Position Name
＋ 24V
P1
P2 EPO_NO
22
+24V, internal power supply
EPO is activated when shorting with +24V
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Purpose