TP48200A-HT19C3 and TP48200A-HT19C4 Telecom
Power
User Manual
3 Components
Issue 03 (2019-11-15)
Copyright © Huawei Technologies Co., Ltd.
23
Figure 3-4
PDU for the TP48200A-HT19C4
(1) AC input circuit breakers
(2) AC SPD
(3) LLVD circuit breakers
(4) BLVD circuit breakers
(5) Battery circuit breakers
The negative power cable of TCUA control box occupies the F10 BLVD circuit breaker.
3.2.1 Battery Switch
Figure 3-5
Battery switch
(1) Battery switch (behind the cover)
The battery switch is in the AUTO position by default before delivery and the system is
under automatic control.
Open the cover and flip the battery switch to MANUAL only when you need to connect
battery power supply manually. Remember to flip the battery switch back to AUTO after
the commissioning.
3.3 Rectifier
Rectifiers convert AC input into stable DC output.