Alcatel-Lucent 7750 SR-a4, Installation Manual, Page: 55 / 232

Site Preparation
7750 SR-a4 and SR-a8 Installation Guide 55
Power Consumption
Note:
1. Idle: Slots not configured or provisioned
2. Zero Traffic: Traffic load: 0% line rate at 25ºC (reset case)
3. Typical: Traffic load: 50% line rate with Internet mix (IMIX) at 25ºC
4. Worst Case: Traffic Load: 100% line rate with IMIX at the maximum short duration NEBS requirement
(65ºC).
5. The chassis consumes no power because it has no power dissipating components when the fans and cards are
removed.
Table 25: System Component Power Consumption Values in Watts
Description
Idle
1
Zero
Traffic
2
Typical
3
Maximum
Power (W)
4
Chassis components
7750 SR-a4 Fan tray 30 30 30 240
7750 SR-a8 Fan tray 30 30 30 240
CPM-a 28 30 30 35
IOM-a 70 175 190 250
MDA-a and MDA-aXP cards
1-port 100GigE CFP MDA-aXP 0 52 56 75
6-Port 10GigE SFP+ and 1-Port 40GigE
QSFP+ Combo MDA-aXP 0 40 52 72
10-port 10GigE SFP+ MDA-aXP 0 40 48 55
2-port 10GigE SFP+ and 12-port 1GigE
SFP Combo MDA-a 0 38 41 42
4-port 10GigE SFP+ MDA-a 0 32 32 35
20-port 10/100/1000 TX RJ-45 MDA-a 0 28 30 35
44-port 1GigE CSFP/SFP MDA-a 0 45 48 52