Huawei TP482000B-N20B1 - Page 92

TP482000B V300R002C03 Telecom Power
(TP482000B-N20B1, TP482000B-N20B2,
TP481200B-N20B1, and TP481200B-N20B2)
User Manual
A Technical Specifications
Issue 07 (2020-04-10)
Copyright © Huawei Technologies Co., Ltd.
86
Category
Item
Specifications
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

There should be no conductive dust, corrosive gas, or
explosion hazard.

Dust, corrosive substances, pests, molds, and other
indicators should be controlled in accordance with Class
3.1 requirements in ETSI EN 300 019-1-3 (V2.3.2 or
later).
DC output
Rated voltage
–53.5 V DC
Nominal voltage
–48 V DC
DC output voltage
–42 V DC to –58 V DC
Maximum output current

TPD48202B-N20B1: ≤ 2000 A (load output: 2000 A;
battery charge current: 400 A)

TPD48302B-N20B1: ≤ 3000 A (load output: 3000 A;
battery charge current: 500 A)
Regulated voltage
precision
≤ 1%
Voltage drop
≤ 500 mV (ambient temperature: 20°C)
Cabinet structure
Dimensions (H x W x D)
2000 mm x 800 mm x 600 mm
Weight
< 180 kg
Protection level
IP20
Installation mode
On a concrete floor or ESD floor
Cable routing
Routed in and out from the top or bottom
Maintenance mode
Maintained from the front or rear (at least 650 mm away
from a wall)
Heat dissipation
Natural