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2.8 EPO Connection
Note:
Keep the EPO connector shorted for normal UPS operation. To activate EPO function, open the
terminals.
Figure 18:
EPO connections on UPS
WARNING:
The EPO, RS-232 and USB circuits are an IEC 60950 safety extra low voltage
(SELV) circuit. This circuit must be separated from any hazardous voltage circuits by
reinforced insulation.
Terminals are shorted/NC for normal UPS
operation.