Electrical Specifications - Huawei MTS9300A User Manual

MTS9300A Telecom Power (Ooredoo, Indonesia,
MTS9304A-HD2002)
User Manual
A.2 Electrical Specifications
Table A-2 Electrical specifications
Item
AC input
DC output
AC input
protection
Issue 06 (2021-10-13)
Specifications
AC input system and
input voltage
Input frequency
Power factor
Total harmonic
distortion (THD)
Output voltage range
Output power
Regulated voltage
precision
Peak-to-peak noise
voltage
Phone noise weighting
voltage
Unbalance of load
sharing
AC input overvoltage
protection threshold
AC input overvoltage
recovery threshold
AC input undervoltage
protection threshold
AC input undervoltage
recovery threshold
Copyright © Huawei Technologies Co., Ltd.
A Technical Specifications
220/380 V AC three-phase four-
wire, compatible with 220 V AC
single-phase
Frequency range: 45–66 Hz;
nominal frequency: 50 Hz/60 Hz
≥ 0.99 (load ≥ 50%)
≤ 5% (Vin = 208 V AC, 220 V AC,
230 V AC; 50%–100% load)
● 48 V mode: The default value is
–53.5 V DC, and the value range
is –42 V DC to –58 V DC.
● 57 V mode: The default value is
–57 V DC, and the value range is
–48 V DC to –57 V DC.
Output power = Output power of a
single rectifier x Number of
rectifiers
≤ ±1%
≤ 200 mV (0–20 MHz)
≤ 2 mV (met at rated output
voltage points of 53.5 V and 57 V)
≤ ±5% (50%–100% load)
≥ 300 V AC
290–300 V AC
≤ 80 V AC
80–90 V AC
64