T1600 Three-Phase Delta And Wye Ac Power Supply Leds - Juniper T1600 Hardware Manual

T1600 Core Router Hardware Guide
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T1600 Three-Phase Delta and Wye AC Power Supply LEDs

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off, the other power supply immediately assumes the entire electrical load for the system.
A single power supply can provide full power for as long as the router is operational.
T1600 Power System Description on page 59
T1600 Three-Phase Delta and Wye AC Power Supply LEDs on page 68
Troubleshooting the T1600 Power System on page 185
T1600 AC Power Requirements on page 358
T1600 AC Power Cord Specifications on page 360
Figure 46 on page 68 shows the LEDs on each three-phase delta AC power supply
faceplate. The three-phase wye AC power supply has the same LEDs. The LEDs in Table
24 on page 68 indicate the status of the power supply. In addition, a power supply failure
triggers the red alarm LED on the craft interface.
Figure 46: Delta AC Power Supply LEDs
Table 24: Delta AC Power Supply LEDs
LED Color
—One per Green
AC OK
power supply
–
DC OK —One per Blue
power supply
–
L1 L2 L3
AC DC OVER
OK OK TEMP
Power supply LEDs
State Description
On steadily The AC terminal block is receiving
voltage.
Off The AC terminal block is not
receiving voltage.
On steadily Power supply is functioning
normally.
Blinking Power supply is starting up, or is not
functioning or operating properly,
or is not properly installed.
Off The power supply fails or the AC
terminal block is not receiving
voltage.
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