Juniper EX4400 - Page 117

Table 62: Typical Power Consumpon for the EX4400 Switch Models (Connued)
Model Typical Power Consumpon
EX4400-48T 102.7 W
EX4400-48F 128.6 W
EX4400 DC Power Cable Specicaon
EX4400 DC power supplies require a D-Sub 3W3- type connector. The three pins on the connector
provide –48 VDC input (–), return (+), and ground connecons to the power supply.
NOTE: Regardless which DC power cable you use, you must connect the EX4400 to earth
ground before you connect it to power.
DC power cables, each 4 m (approximately 13.1 ) long, are supplied with the EX4400 switches. The
provided cables include the three-pin connector on one end and three insulated wires at the opposite
end, for connecon to the site’s DC power distribuon system.
"EX4400 DC Power Cable Specicaon" on page 109 lists the specicaons for the EX4400 DC power
cables.
Table 63: EX4400 DC Power Cable
Specicaons
Juniper Model Wire Funcon Insulaon Color Wire Size
CBL-JNP-PWR-DSUB
(straight cable)
–48 VDC input (–) Blue 8 AWG (8.4 mm²), 90° C
Return (+) Black 8 AWG (8.4 mm²), 90° C
Ground Green and yellow 8 AWG (8.4 mm²), 90° C
CBL-JNP-PWR-DSUB4
(straight cable)
–48 VDC input (–) Blue 12 AWG (8.4 mm²), 90°
Return (+) Black 12 AWG (8.4 mm²), 90°
109