Juniper Networks E-Series manual ERX-7xx Models Specifications, 11-3

ERX-7xx Models Specifications

E-Series Routers

Table 11-1ERX-14xx models specifications (continued)

Category	Specification
Telecommunications	•	ACA TS 016-1997
Certification	•	CTR13 – Commission Decision of 9 July 1997 on a common technical
		regulation for attachment requirements for terminal equipment interface for
		connection to 2048 kbit/s digital structured ONP leased lines: 97/521/EC –
		OJ No. L215 Vol. 40, August 1997
	• CTR24 – Commission Decision of 9 September 1997 on a common
		technical regulation for attachment requirements for terminal equipment
		interface for connection to 34 Mbit/s digital unstructured and structured
		leased lines: 97/639/EC – OJ No. L271 Vol. 40, 3 October 1997
	•	FCC PART 68
	• IECS-003 Issue 3 Class A
	• PD7024 – Essential requirements for terminal equipment intended for
		connection to unstructured digital leased circuits of the public
		telecommunications network using a CCITT recommendation G,703
		interface at a rate of 2048 kbit/s with a 75 ohm unbalanced presentation,
		1994
	•	RTTE Directive (1999/5/EEC)

11-3

a.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.

ERX-7xx Models Specifications

Table 11-2ERX-7xx models specifications

Category	Specification
Weight
Chassis only	22 lb	9.9 kg
Chassis fully configured	46 lb	20.7 kg
Dimensions	10.5 (H) x 19 (W) x 16 (D) inches; 26.67 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	1400 W, 4780 BTU/hour maximum
Space Requirements	• 3 feet (90 cm) behind router or rack
	• Do not block air vents on sides of the router.
	• Do not place equipment that exhausts hot air to left on the right of the router.
	• Be aware that router exhausts hot air from its left side.