Huawei DPU40D-N06A3 - Page 65

DPU40D-N06A3, DBU20B-N12A3, and
DBU50B-N12A1 Distributed Power System
User Manual
A Technical Specifications
Issue 04 (2020-02-29)
Copyright © Huawei Technologies Co., Ltd.
59
Item
Specifications
Dimensions (H x W
x D)
420 mm x 120 mm x 300 mm
Weight
≈ 20 kg
Table A-4 Lithium battery (DBU50B-N12A1) specifications
Item
Specifications
Capacity
2400 Wh (Due to external environmental factors, such as
temperature, transportation, and storage, the capacity may deviate
by ±5%)
Operating voltage
range
47 V DC to 57 V DC
Float charging
voltage
54.5 V DC
Maximum backup
power
3000 W
Maximum charge
current
Default: 10 A, Maximum: 25 A
Maximum discharge
current
64 A
Charge and
discharge cycles
1200 times (ambient temperature 25°C)
Safety design
IEC60950-1, IEC62368-1, IEC/EN 60950-22, IEC 62619,
GB4943-2011, UN38.3
MTBF
500,000 hours (Ambient temperature 25℃, Excluding the
electrochemical cell)
Dimensions (H x W
x D)
420 mm x 120 mm x 300 mm
Weight
≈ 26 kg
Table A-5 DPU40D-N06A3 EMC specifications
Item
Specifications
Electromagnetic
interference (EMI)
Conducted emission
(CE)
Input: Class B, EN55032 (AC input)/Class A
(HVDC input)
Output: Class A, EN55032
Radiated emission
(RE)
Class B, EN55032