Huawei Backup Box-B0 User Manual

10
Inverter AC
COM port (COM)
COM Port Pin Definitions
No.
Label
Definition
Description
5
GND
GND
Connects to the
GND of the DI2 port.
8
DI2
Digital
input
signal 2+
Connects to the positive terminal of DI2
and functions as the port for the Backup
Box to send feedback signals.
3.8
Connecting Signal Cables on the Inverter Side
SUN2000-(2KTL-6KTL)-L1
X4

Huawei Backup Box-B0 Specifications

General

Category	Controller
Protection Degree	IP65
Product Name	Backup Box-B0
Battery Type	Lithium-ion
Rated Output Voltage	230 V
Operating Temperature	-20°C ~ +60°C
Communication	CAN
Input Voltage	230 V
Input Frequency	50 Hz/60 Hz
Storage Temperature	-40°C ~ +70°C
Altitude	≤4000 m
Relative Humidity	5% to 95% (non-condensing)