![](/images/new-backgrounds/1203616/20361651x1.webp)
Installation
Normally Open
Line Fail Signal
Normally Open
Low Battery Signal
Normally Closed
Line Fail Signal
Common
UPS Shut Down
Advanced Mode
Line Fail
Advanced Mode
Unregulated
+24 VDC Output
Chassis
Figure 14 Monitoring Port Pin Assignment
26 | Installation Guide APC BC300 Series 40kW 208/450/480V UPS |