Appendix A

System Specifications
This appendix lists the system specifications, requirements,and certifications
for ERX routers.
ERX-14xx Models Specifications on page 119
ERX-7xx Models Specifications on page 122
ERX-310Router Specifications o n page 125

ERX-14xx Models Specifications

Table 16: ERX-14xx Models Specifications
Category Specification
Weight Weightsare approximate.
Chassisonly 42lb(18.9kg)
Chassis fully configured 88 lb (39.6 kg)
Dimensions 22.75(H) x 19 (W) x 16 (D) inches; 57.78 x 48.26 x 40.64 cm
Environmental Requirements NEBS GR-63-CORE compliant
Ambientoperating temperature Long term: 41° to 104° F (5° to 40° C)
Shortterm: 23°to 122° F (–5° to 50° C)
Ambient operating humidity Longterm: 5%to 85% (noncondensing)
Shortterm: 5% to95% (noncondensing)
Ambient storagetemperature –40°to 158° F (–40° to +70° C), 95% relative humidity
Ambient storagehumidity 5% to95% (noncondensing)
Heat Dissipation 2400 W,8190 BTU/hour maximum
DC Input
Voltage –40to –72 VDC
NOTE:If the voltage rises above –40 VDC, the system powers
off. The system does not power on again until the input
voltagereaches –43 +/– 0.5 VDC.
Current 50 A @ –48 VDC
ERX-14xx Models Specifications 119