6  xGen Lite Installation and Programming Guide 
Current Consumption 
(non-alarm) 
Current 
Consumption (alarm) 
20 mA idle 
70 mA 4 relays on 
20 mA idle 
70 mA 4 relays on 
20 mA idle 
160 mA 10 relays on 
20 mA idle 
160 mA 10 relays on 
Output Current Rating 
 
Combined J2 BELL+, J2 AUX+ (Smoke), 
and J7 AUX+ (Outputs) 
Combined J2 POS (XR Bus), and J3 POS 
(NX Bus) 
Auxiliary Current and Battery Capacity 
xGen Lite (EMEA) 
 
Note: Main board quiescent current is not included in the table above. 
Example for EN Grade 2 
When using battery backup as specified for EN Grade 2 using a 7.2 Ah battery, 
the maximum available auxiliary current is 470 mA. 
Environmental 
 
NXG-4, NXG-8 metal enclosure 
EN 50131 Grade 2, Class II 
NXG-9 polycarbonate enclosure 
EN 50131 Grade 2, Class II 
Alarm transmission class EN50136-2/EN 50131-10: