Dc Power Requirements, Specifications, And Guidelines; Mx2020 Dc Power Requirements - Juniper MX2020 Hardware Manual

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Table of Contents

DC Power Requirements, Specifications,

and Guidelines

MX2020 DC Power Requirements on page 171

MX2020 DC Power Distribution Description on page 177

MX2020 DC Power Subsystem Electrical Specifications on page 179

Calculating DC Power Requirements for MX2020 Routers on page 180

DC Power Circuit Breaker Requirements for the MX2020 Router on page 184

DC Power Cable Specifications for the MX2020 Router on page 184

Table 66 on page 172

lists the FRU power requirements for SFBs, CB-REs, MPCs, and

MICs. In addition,

Table 66 on page 172

optics at various operating temperatures.

Typical power represents power under certain temperatures and normal operating

For PDMs with 60 A feeds, we recommend that you select the 60 A @ –48 VDC switch

for each input.

For PDMs with 80 A feeds, we recommend that you select the 80 A @ –48 VDC switch

for each input.

If you do not plan to provision as recommended above, you can use the information in

Table 66 on page 172

to calculate the power consumption for your hardware configuration.

Unlike all the other MPCs, MPC6E does not require an adapter card

(ADC) to house the MPC in the MX2020 router.

lists the MPC power requirements with MICs and

Troubleshooting