Huawei MTS9300A - Page 27

Figure 3-2 DCDB48-200-16B and power subrack (01074838-001)
(1) DCDB48-200-16B ground
screw
(2) Power subrack ground
screw
(3) AC input module
(4) LLVD2 distribution (5) LLVD1 distribution (6) BLVD distribution
(7) SMU02C (8) DMU02C1 (9) DCDB48-200-16B power
input ports
(10) Battery wiring port (11) Space for the
communications expansion
module
(12) UIM05B1
(13) Space for rectiers
Table 3-1 System conguration
Item
MTS9304A-HD2002
(01074838)
MTS9304A-HD2002
(01074838-001)
AC input system 220/380 V AC three-phase four-wire, compatible with 220 V
AC single-phase
DC power
distribution
● LLVD1 circuit breakers: 6 x
32 A
● LLVD2 circuit breakers: 6 x
32 A, 4 x 63 A
● BLVD circuit breakers: 1 x
40 A, 3 x 32 A, 8 x 16 A
● LLVD1 circuit breakers: 3 x
32 A, 2 x 125 A
● LLVD2 circuit breakers: 6 x
32 A, 4 x 63 A
● BLVD circuit breakers: 1 x
40 A, 3 x 32 A, 8 x 16 A
Rectier A maximum of six rectiers
SMU and UIM SMU02C and UIM05B1
Surge
protection
● AC surge protection: nominal lightning strike discharge
current: 30 kA (8/20 μs); maximum lightning strike
discharge current: 60 kA (8/20 μs)
● DC surge protection: 10 kA (8/20 µs) in dierential mode,
20 kA (8/20 µs) in common mode
MTS9300A Telecom Power (Ooredoo, Indonesia,
MTS9304A-HD2002)
User Manual 3 Components
Issue 06 (2021-10-13) Copyright © Huawei Technologies Co., Ltd. 21