Nortel Networks 8000 Series - Manual (Page 58)

58 Technical specifications for the DC Power Supply
313070-E Rev 00
DC input power specifications
DC output power specifications
Parameter Specifications
Input voltage -48 VDC
Input current 29 A
Input VA 1.4 kVA
Input power consumption 1392 W
Heat dissipation (thermal/output) 1850 Btu/hr
Parameter Specifications
Output power (maximum) 850 W maximum
Individual power ratings
Note:12 V power includes fan power
3.3 V @ 150 A
12 V @ 65 A