Juniper E Series User Manual

ERX-14xx Models Specifications ! 111
Chapter 11
System Specifications
ERX-14xx Models Specifications
Table 17: ERX-14xx models specifications
Category Specification
Weight
Chassis only
Chassis fully configured
42 lb18.9 kg
88 lb39.6 kg
Dimensions
22.75 (H) x 19 (W) x 16 (D) inches; 57.78 x 48.26 x 40.64 cm
Environmental Requirements
Ambient operating temperature
Ambient operating humidity
Ambient storage temperature
Ambient storage humidity
NEBS GR-63-CORE compliant
! Long term: 41
°
to 104
°
F (5
°
to 40
°
C)
Short term: 23
°
to 122
°
F (–5
°
to 50
°
C)
! Long term: 5% to 85% (noncondensing)
Short term: 5% to 95% (noncondensing)
–40
°
to 158
°
F (–40
°
to +70
°
C), 95% relative humidity
5% to 95% (noncondensing)
Heat Dissipation
2400 W, 8190 BTU/hour maximum
DC Input
Voltage
Current
Power
Redundancy (input power)
–40 to –72 VDC
NOTE: If the voltage rises above –40 VDC, the system will power off. The
system will not power on again until the input voltage reaches –43 +/– 0.5
VDC.
50 A @ –48 VDC
2400 W maximum
2 independent line feeds
Space Requirements
! 3 feet (90 cm) behind router or rack
! No space requirements for sides of units or rack
! Do not block air vents on front or back of the router
Airflow
! An integral air plenum directs router’s exhaust air below the router and
out the back. See Figure 18 in Chapter 3, Installation Guidelines and
Requirements.

Juniper E Series Specifications

General

Brand	Juniper
Model	E Series
Category	Network Router
Language	English