American Power Conversion 10-30 KVA - Manual (Page 39)

990-1598B Smart-UPS® VT 10-30 kVA, 208/220 V Site Preparation and Installation Manual 33
Communication Wiring to EPO and
Optional Equipment
Note
EPO switch must be connected to a NEC Class 2 wiring.
Note
Use only 28-16AWG copper wire for the connection of the Emergency Power Off (EPO)
and other optional equipment. Keep all other wiring and uninsulated live parts separate of
other NEC Class 2 circuits.
Note
Do not connect any circuits to the EPO terminal block unless it can be confirmed that the
circuit is a NEC Class 2 circuit.