Juniper Networks ERX Hardware 8 - Manual (Page 143)

System Specifications
ERX-310 Router Specifications
Table 18: ERX-310 Router Specifications
Category Specification
Weight: DC model Weights are approximate.
Chassis only 25.5 lb (11.57 kg)
Chassis, fully configured 36 lb (16.33 kg)
Weight: AC model Weights are approximate.
Chassis with single power supply 27.5 lb (12.47 kg)
Chassis with dual power supply 31.5 lb (14.29 kg)
Chassis with single power supply, fully configured 38 lb (17.24 kg)
Chassis with dual power supply, fully configured 42 lb (19.05 kg)
Dimensions 5.2 (H) x 19 (W) x 16 (D) inches; 13.21 x 48.26 x 40.64 cm
Environmental Requirements NEBS GR-63-CORE compliant
Ambient operating temperature Long term: 41° to 104° F (5° to 40° C)
Short term: 23° to 122° F (–5° to 50° C)
Ambient operating humidity Long term: 5% to 85% (noncondensing)
Short term: 5% to 95% (noncondensing)
Ambient storage temperature –40° to 158° F (–40° to +70° C), 95% relative humidity
Ambient storage humidity 5% to 95% (noncondensing)
Heat Dissipation 500 W, 1706 BTU/hour maximum
DC Input
Voltage –40 to –72 VDC
NOTE: If the voltage rises above –40 VDC, the system powers
off. The system does not power on again until the input
voltage reaches –43 +/– 0.5 VDC.
Current 9 A @ –48 VDC
Power 500 W maximum
Redundancy (input power) 2 independent line feeds
AC Input
Power required 90-265 VAC @ ~5 A
AC line frequency 50-60 Hz
Power 500 W
ERX-310 Router Specifications 125