Power Consumption For An Ac-Powered Router; Power Requirements For Components - Juniper MX204 Hardware Manual

MX204 3D Universal Edge Router Hardware Guide
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Power Consumption for an AC-Powered MX204 Router
Power Requirements for MX204 Components
44
Table 20: AC Power Supply Electrical Specifications (continued)
Item
AC input line frequency
AC input current rating
MX204 Power System Description on page 21
Maintaining the MX204 Power Supplies on page 116
AC Power Circuit Breaker Requirements for the MX204 Router on page 45
Use the information in this topic to determine the power consumption for your router
and plan the amount of power you need to provide to the router.
Power Requirements for MX204 Components on page 44
Calculating System Thermal Output on page 45
Table 21 on page 44 lists the power requirements for various hardware components when
the router is operating under typical and maximum voltage conditions.
Table 21: Power Requirements for MX204 Components
Component
Fully loaded MX204 router
Table 22 on page 44 lists the power requirements for the fully configured AC-powered
routers operating under typical voltage conditions.
Table 22: MX204 Router AC Router Power Requirements at Typical Temperature (25°
C)
Chassis Configuration
Fully configured chassis
running at high activity
Specification
50 to 60 Hz (nominal)
7.8 A @ 100 VAC
3.8 A @ 240 VAC
Power
Requirement at
25° C (Watts;
Typical)
240 W
Power Requirement at 25° C
(Watts)
240 W
Power Requirement
at 55° C (Watts;
Maximum)
280 W
Power Requirement (Watts)
with 90% Efficiency
266 W
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