TP48200A-DT19C1, TP48200A-DT19C2,
TP48200A-HT19C1 and TP48200A-HT19C2 Telecom
Power
User Manual
Copyright © Huawei Technologies Co., Ltd.
Figure 3-15 TEC04C
(1) External circulation fan
(2) External circulation
heat sink
(3) Semiconductor
refrigeration chip
(4) Internal circulation
heat sink
(5) Internal circulation fan
TCUA
TCUA controls the operating of the fans and refrigeration chip, monitors the TEC, and reports
alarms if faults occur. Figure 3-16 shows a TCUA.
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