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DC Direct Current Power Distribution Unit DCDU-12B

Publisher: MJADOM

Author: Andy

Direct Current Distribution Unit-12B (DCDU-12B) also called DCDU or DCDU in Telecom or DCDU HUAWEI provides -48 V DC power for other components in a cabinet. It consists of two input terminal blocks and 10 different ports for output. Each port or certain port is assigned for its maximum output fuse current. DCDU-12B provides stable power distribution for the TDS-LTE Base Station System. It is the DC distribution unit or device. It serves for distributing the DC power needed for different power needed devices like RRU, EMUB, BBU, and many more.

Direct Current Distribution Unit-12B (DCDU-12B) also called DCDU or DCDU in Telecom or DCDU HUAWEI, It is the DC distribution unit or device. It serves for distributing the DC power needed for different power needed devices like RRU, EMUB, BBU, and many more. DCDU-12B unit consists of two input terminal blocks and 10 different ports for output. Each port or certain port is assigned for its maximum output fuse current,  to meet the power distribution requirements of indoor and outdoor macro base stations, micro base stations, and distributed base stations.

DCDU-12B DC Power Distribution Unit Power Supply provides stable power distribution for the TDS-LTE Base Station System.

Features:

1. Input: -48v,160A.

2. Output: -48v-30A in each slot compromising 10 slots.

3. working environment: -40°C to +65°C.

4. Operating elevation: 0-3000M.


Environmental Specification:

Operating Temperature: -40°C to +65°C(with solar radiation of 1120±10%W/m²).

Relative humidity: 5% RH to 100% RH.

Altitude: -60 m to +4000m.

Wind speed: ≤ 67 m/s.

Storage temperature: -40°C to +70°C.

Waterproof protection level: IP55.


Application:

Wireless network central office. 

Fixed network access.

Convergence site. 

Enterprise network central office. 

Enterprise communication network and etc.


Configuration

Technical Partameters: 

ItemSpecification
 DC InputInput voltage range-38.4Vdc~-57Vdc; 2 blocks, DC-48V,Max 100A
Input current (Max.)100A
Rated voltage-48V
  DC OutputVoltage drop≤ 0.5 V DC
Output protectionCircuit breaker
Output voltage-38.4Vdc~-57Vdc, rated value: -48Vdc
Output channels

9 channels, 6 x 20A and 3 x 12A

 Surge protection specificationsSurge voltage on the -48 V DC power portDifferential mode: 2 kV (1.2/50 μs)Common mode: 4 kV (1.2/50 μs
Surge current on the -48 V DC power portDifferential mode: 10 kA (8/20 μs)Common mode: 20 kA (8/20 μs)
Dimensions (H x W x D)

A DCDU-12B is 1U high with a case structure and can be installed in a 19-inch cabinet or rack.

42 mm x 442 mm x 65 mm (1.65 in. x 17.4 in. x 2.56 in.) (without mounting ears).

42 mm x 482.6 mm x 65 mm (1.65 in. x 19 in. x 2.56 in.) (with mounting ears).




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