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ERX-7xx Models Specifications
E-Series Routers
11-3
ERX-7xx Models Specifications
Telecommunications
Certification
• ACA TS 016-1997
• 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)
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.
Table 11-1 ERX-14xx models specifications (continued)
Category Specification
Table 11-2 ERX-7xx models specifications
Category Specification
Weight
Chassis only
Chassis fully configured
22 lb 9.9 kg
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
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 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.