Juniper Networks MX480 - Manual (Page 66)

• Connecting Power to an AC-Powered MX480 Router with Normal-Capacity Power
Supplies on page 105
• Connecting Power to a DC-Powered MX480 Router with Normal Capacity Power
Supplies on page 108
• Replacing an MX480 AC Power Supply on page 228
• MX480 Chassis Grounding Specifications on page 294
• MX480 Router Grounding Cable Lug Specifications
MX480 AC Power Supply Description
Each AC power supply weighs approximately 5.0 lb (2.3 kg) and consists of one AC
appliance inlet, an AC input switch, a fan, and LEDs to monitor the status of the power
supply.
Figure 21 on page 42 shows the power supply. For existing power supplies, each
inlet requires a dedicated AC power feed and a dedicated 15 A (250 VAC) circuit breaker.
For high-capacity power supplies, each inlet requires a dedicated AC power feed and a
dedicated 16.0 A @ 100 VAC or 16.0 A @ 200 VAC circuit breaker., or as required by local
code.
Figure 21: AC Power Supply
Figure 22: High-Capacity AC Power Supply
AC OK
DC OK
PS
FAIL
Copyright © 2013, Juniper Networks, Inc. 42
MX480 3D Universal Edge Router Hardware Guide