TPR48302B-N20C1 Rectifier Cabinet for TP483000D Power System

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Rectifier cabinet for TP483000D AC-DC indoor separated communications power system

Rated output voltage: -48 V DC

Maximum output current: 3000 A

It can be equipped with 1x SMU05A and 30x R48100G1


The TP483000D is a new-generation AC-DC indoor separated communications power system with large capacity, high reliability, and optimal performance. It consists of the AC power distribution cabinet, DC power distribution cabinet, and rectifier cabinet. One rectifier cabinet delivers a maximum current of 3000 A. By being configured with different AC power distribution cabinets, rectifier cabinets, and DC power distribution cabinets, the TP483000D can deliver a current of 2000 A to 6000 A.

Tech Specs
Model Category SMU and Rectifier Power Distribution Specifications
TPR48302B-N20C1 Rectifier cabinet

Rated output voltage: -48 V DC

Maximum output current: 3000 A

One SMU05A

Thirty R48100G1 x 30

AC input: three 3-pole 150 A terminals

Rectifier: thirty 3-pole 20 A circuit breakers


Rectifier specifications

Highest efficiency: > 96%

≥ 95% (50%-100% load percentage)

Output power

6000 W (304 V AC-530 V AC)

3000 W (260 V AC-304 V AC linear derating)

Dimensions (H x W x D) 43 mm x 238 mm x 378 mm
Weight < 6 kg
Technical Specifications
AC input Input system Three-phase three-wire
Rated input line voltage 380 V AC
Input voltage range 260–530 V AC (line voltage)
Input frequency 45-66 Hz
Maximum input current ≤ 3 x 130 A
Power factor ≥ 0.99
DC output Rated voltage -53.5 V DC
Nominal voltage -48 V DC
DC output voltage -42 V DC to -58 V DC
Regulated voltage precision ≤ 1%
Efficiency > 95% (50%-80% load percentage)
Peak-to-peak noise voltage ≤ 200 mV (0-20 MHz)
Telephone noise weighting voltage ≤ 2 mV (300–3400 Hz)
Potential difference inner case ≤ 500 mV (at 20°C)
Environment Operating temperature -10°C to +45°C
Storage temperature -40°C to +70°C
Transportation temperature -40°C to +70°C
Operating humidity 5%-95% RH (non-condensing)
Storage humidity 5%-95% RH (non-condensing)
Altitude 0-4000 m

When the altitude ranges from 2000 m to 4000 m, the operating temperature decreases by 1°C for each additional 200 m.

Other requirements Free from explosives, electro conductive dust, and corrosive air.
Structure Dimensions (H x W x D)
2000 mm x 600 mm x 600 mm
Weight ≤ 120 kg (without rectifiers)
Protection level IP20
Installation mode On a concrete floor or ESD floor
Cabling mode Routed in and out from the top or from the bottom
Maintenance mode Maintained from the front or rear (at least 800 mm away from the wall surface)


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