Table 8-7
Specifications of the ETP4890 power system
Parameter Class
Parameter
Description
Conditions
Operating
environment
temperature
-40°C to +70°C
Operating
environment
humidity
5% to 95% (no condensation)
Altitude
0 m to 4000 m
(Note that in the range of 2000 m to 4000 m, the
operating environment temperature decreases
by 1°C when the altitude increases by 200 m.)
AC input
Mode
mono-phase, dual-live wire
Voltage
85 V AC to 300 V AC (rated value: 110V/220
V)
Frequency
45 Hz to 65 Hz (rated value: 50 Hz)
Power factor
≥
0.99 in the case of a rated load
Rectifier module
efficiency
Peak efficiency
≥
96%
≥
95% (220 V AC, 45% to 80% load)
DC output
Voltage
-43.2 V to -57.6 V
Default voltage
-53.5 V
Maximum power
l
4800 W (55°C, input voltage: 176 V AC to
300 V AC)
l
2400 W (90Vac),(55°C, input voltage: 85 V
AC to 175 V AC,decreased linearly)
NOTE
The maximum output power of the system is the
number of configured rectifier modules multiplied by
the output power of each rectifier module.
Regulated voltage
precision
≤
±0.6%
Peak noise voltage
≤
200 mV (0 MHz to 20 MHz)
Structure
Dimensions (W x D
x H) without
brackets
442 mm x 255 mm x 86.1 mm
Weight
≤
10 kg (including modules)
Protection class
IP20
Installation mode
Installed in a IEC cabinet or an ETSI cabinet
with brackets
UA5000 Universal Access Unit
Environment Monitoring
8 ETP4890 Monitoring Solution
Issue 01 (2012-08-17)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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