Table 49: Base Ac Power Requirements; Table 50: Typical Ac Power Requirements For Mx2020 Router; Table 51: Mx2020 Fru Ac Power Requirements - Juniper MX2020 Hardware Manual

MX2020 3D Universal Edge Router Hardware Guide
148

Table 49: Base AC Power Requirements

Component
Base system, (not including MPCs, ADCs, and
MICs) includes seven SFBs, one host
subsystem (Control Board and Routing Engine
CB-RE), four fan trays, and craft interface,
eight PSMs, and two PDMs

Table 50: Typical AC Power Requirements for MX2020 Router

Component
Base chassis
Fan trays, upper
Fan trays, lower
MPC
ADC
CB-RE
SFB—slots 0 through 7
MX2020 three-phase delta AC power subsystem (PDM and
PSM) @ 50 A/25 A
MX2020 three-phase wye power subsystem (PDM and
PSM) @ 30 A/15 A
If you do not plan to provision as recommended above, you can use the information in
Table 51 on page 148 to calculate the power consumption for your hardware configuration.

Table 51: MX2020 FRU AC Power Requirements

Component
Switch Fabric Boards (SFBs)
SFB
Fan Trays
Power Requirement (Watts)
9.439 W (based on 55° C operation)
2142 W (Typical)
Model Number
CHAS-BP-MX2020
MX2000-FANTRAY
MX2000-FANTRAY
MPC-3D-16XGE-SFPP
ADC
RE-MX2000-1800X4
MX2000-SFB
Model Number
MX2000-SFB
Power Requirement (Watts)
with 91% Efficiency
200W * 2 = 400 W
200 W * 2 = 400 W
440 W * 20 = 8800 W
150 W * 20 = 3000 W
150 W
200 W * 8 = 1600 W
2800 W
2800 W
Maximum Power
Requirement
200 W (Typical)
220 W at 55° C
220 W at 40° C
220 W at 25° C
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