Ericsson Redback Networks SmartEdge 1200, Руководство по оборудованию

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Planning the Site and Installation
Preparing for Installation 3-3
Electrical Specifications
Table 3-2 lists the electrical specifications for the SmartEdge 1200 router.
Table 3-3 lists the operating and inrush current (in amperes) at –48 VDC for active traffic cards.
Table 3-2 Electrical Specifications
Requirement Value
Input voltage, nominal -48.0 Vdc
Input voltage range –40.0 Vdc to –57.5 Vdc
Total input power, maximum 3840 VA
Input power per feed, maximum 1920 VA
Input current rating per feed 40 Adc@–48 Vdc
Source DC power requirement • Sufficient to supply the rated input current
• Local codes apply
Number of input feeds 4: 2 from battery plant A and 2 from battery plant B
Table 3-3 Operating and Inrush Current for Traffic Cards at –48 VDC
Component Operating Current Inrush Current
1
1. Inrush current occurs during power on or during the installation of a component in a powered-on chassis. Unless
noted, maximum duration is 4 ms.
ATM
Enhanced ATM OC-12c/STM-4c
4-port ATM OC-3c/STM-1c 1.80
1.88 4.98
4.96
Ethernet and Gigabit Ethernet
10/100 Ethernet
FE-GE (60-port FE, 2-port GE)
Gigabit Ethernet (first and second versions)
Gigabit Ethernet 3
Gigabit Ethernet 1020 (10-port)
Gigabit Ethernet 1020 (20-port)
10 Gigabit Ethernet 1.44
2.80
1.56
2.24
2.95
3.70
2.72 4.20
0.62
2
4.04
4.00
3
14.20
3
12.40
3
10.52
3
2. Maximum duration is 28 ms
3. Maximum duration is 20 µs.
SONET/SDH
OC-192c/STM-64c 2.72 10.52
3