Combined Switching Power Supply

High-performance combined power supply with hot-swappable rectifier modules, battery and system management, and environmental monitoring functions. An RS485 interface supports remote monitoring and unattended operation.

Diverse input:Mains, photovoltaic, small size, strong adaptability.
Flexible output:Two/four customer power metering, multi-level power-off.
High efficiency module:Rectifier/PV ≥97.5%.
Comprehensive protection:Multi-level lightning protection, reliable quality.

Technical Parameters	DUM03-48/600	DUM03-48/1200
Rated output	600A	1200A
Rectifier	50A/75A	50A/75A
Rated output voltage	57V DC	57V DC
Peak efficiency	≥96.5%	≥97%
Input Voltage	110/220 VAC (85 VAC-300 VAC);	110/220 VAC (85 VAC-300 VAC);
Load Output	Supports primary, secondary or multi-level power-off functions and branch metering
Battery Access	500A × 2 circuit (Battery fuse)	1000A × 2 circuit (Battery fuse)
AC SPD	In=20 kA (8/20 μs)	In=20 kA (8/20 μs)
Sizes	1600mm(H)×600mm(W)×600mm(D) 600mm(H)×600mm(W)×400mm(D)	2000mm(H)×600mm(W)×600mm(D) 2000mm(H)×600mm(W)×400mm(D)
Weights	120kg	160kg
Alarm	Power supply abnormality, input power-down alarm, input under-voltage, input over-voltage, over-temperature, output over-voltage, output over-current, etc.
Protection level	IP20
Cooling mode	Forced air cooling
Operating temperature	-40°C~+60°C