OptiX OSN 8800/6800/3800
Hardware Description
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Table 4-39 Cross-connect capacity of OptiX OSN 8800 T16 subrack
Maximum Cross-Connect
Capacity of Each Slot
Maximum Cross-Connect Capacity
of Subrack
a: k = 0, 1, 2, 2e, 3, 4 or flex. Only the TN16UXCM supports ODU4 granularities.
b: All service slots share a bandwidth of 20 Gbit/s.
c: Theoretically, the subrack supports grooming of a maximum of 800 Gbit/s packet
services. In practice, however, the packet service grooming capability of the subrack is
determined by packet boards. The current version provides a packet service grooming
capability up to 640 Gbit/s.
The maximum OTN service cross-connect capacity of each slot can be expanded from 40
Gbit/s to 100 Gbit/s by replacing the cross-connect boards in the subrack.
4.4.5 Fan and Heat Dissipation
Each OptiX OSN 8800 T16 subrack has one fan tray assembly, which includes ten
independent fans and an air filter. The air filter can be drawn out, cleaned and replaced.
Version Description
Only one functional version of the fan tray assembly is available, that is, TN16.
Functions and Features
Table 4-40 describes the functions of a fan tray assembly.
Table 4-40 Functions of a fan tray assembly
Dissipates the heat generated by a network element (NE), so
that the NE can operate normally within the designated
temperature range.
Auto Speed Mode: Implements automatic fan speed
regulation, depending on the subrack temperature.
Adjustable Speed Mode: You can manually adjust the fan
speed.
Partitioned heat
dissipation
Each subrack is divided into five partitions to help provide
efficient heat dissipation. The fan speed in each partition is
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