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TP48200A-HT19C3 and TP48200A-HT19C4 Telecom
Power
User Manual
Table 3-10 UIM02C pin definitions
Silkscreen
TEM-HUM
WATER
TEMP1
TEMP2
GATE
SMOKE
BTEMP
3.6 Temperature Control Unit
The equipment compartments of the TP48200A-HT19C3 and TP48200A-HT19C4 use an
HXC150S to cool the air while the battery compartments use a TEC. The HXC150S consists
of two internal circulation fans, two external circulation fans, and a heat exchanging core
while the TEC consists of a TEC module and a TCUA control box.
3.6.1 Heat Exchanger
Working Principles
The equipment compartment is cooled by heat exchange, which is implemented through
internal circulation and external circulation.
Internal circulation: Hot air in the equipment compartment is drawn by the internal circulation
fan above the heat exchanger into the heat exchanger, passes through the heat exchanging
Issue 03 (2019-11-15)
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Copyright © Huawei Technologies Co., Ltd.
Pin Definitions
12 V
ENV_TEMP
12 V
ENV_HUM
12 V
WATER
GND
Not defined
GND
TEMP1
GND
TEMP2
GATE+
GATE-
SMOKE
12V
GND
BTEMP
3 Components
31
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