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.
82
A
Technical Specifications
Table A-1
Technical specifications for the combined cabinet
Category
Item
Specifications
Environment
Operating temperature
–10°C to +45°C
Transport temperature
–40°C to +70°C
Storage temperature
–40°C to +70°C
Operating humidity
5%–95% RH (non-condensing)
Storage humidity
≤ 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).
AC input
Input system
TP482000B-N20B1: 220/380 V AC three-phase
four-wire
TP482000B-N20B2: 120/208 V AC (three-phase
three-wire or three-phase four-wire), compatible with
220/380 V AC three-phase four-wire
TP481200B-N20B1: 220/380 V AC three-phase
four-wire
TP481200B-N20B2: 120/208 V AC (three-phase
three-wire or three-phase four-wire), compatible with
220/380 V AC three-phase four-wire
Input frequency
50/60 Hz (range: 45–66 Hz)
Power factor
≥ 0.99 (rated load)