Huawei TP48200A-DT19D1 Telecom Power User Manual page 38

TP48200A-DT19D1 Telecom Power
User Manual
Figure 3-10 TEC04C
(1) External circulation fan
(4) Internal circulation
heat sink
TCUA
TCUA controls the operating of the fans and refrigeration chip, monitors the TEC, and reports
alarms if faults occur. Figure 3-11 shows a TCUA.
Issue 03 (2019-11-15)
(2) External circulation
heat sink
(5) Internal circulation fan
Copyright © Huawei Technologies Co., Ltd.
3 Components
(3) Semiconductor
refrigeration chip
31