250kw 300kw 500kw DC Power Supply with Pure Sine Wave Inverter

• Nature of Source Flow: Passive inverter
• Certification: ISO9001, CE
• Output Power: 250kw
• Grid Type: off-Grid Inverter
• Output Type: Triple
• Circuit Topologies: Full-Bridge Type
• Model NO.: DMBI-250K
• Nature of Wave String: Sine Wave Inverter
• Type: DC/DC Inverters
• Custom Made: Yes
• Transport Package: Wooden Box
• Trademark: Deming
• Origin: Shandong
• HS Code: 8504403090
• Production Capacity: 100/Month

Product Description

Product Description

Product Description

Welcome to Jinan Deming Power Equipment Co., Ltd! We are excited to introduce our latest product that is designed to meet the reading habits of English-speaking natives. Our product offers a range of features and benefits that make it a reliable and efficient choice for your energy needs.

Key Features:

• Bi-directional energy flow: Our product allows for both discharging from the battery side to the DC grid and charging from the DC grid side to the battery.


• Automatic protection functions: Enjoy peace of mind with fully automatic protection functions for overheating, overload, short circuit, overcurrent, and more.


• High-quality power devices: We have carefully selected original imported power devices to ensure reliable performance.


• Fully digital circuit design: Our product features a fully digital circuit design for enhanced efficiency and control.


• Industrial-grade chips: All the chips used are industrial grade and can operate normally in extreme environments such as cold, high temperature, and humidity.


• Safe and reliable: The main circuit incorporates a DSP chip produced by TI of America, Infineon IGBT module, and Infineon movement for driving and protection, ensuring safety and reliability.


• Grid synchronization and low harmonic content: The output is automatically synchronized with the grid, resulting in low current harmonic content and no pollution or impact on the grid.


• Controllable and adjustable grid connected current: Our product offers closed loop control of grid connected current, allowing for control and adjustment as per your requirements.


• Wide input voltage range: With a wide input voltage range, our product is suitable for different occasions and applications.


• All-round power protection: The system features a comprehensive power protection scheme and perfect self-test and protection function. In case of system failure, it will automatically stop working.


• Compact circuit structure: The circuit structure is compact, ensuring efficient space utilization.


• High efficiency: Our product boasts a maximum efficiency of ≥ 96%, minimizing energy wastage.


• Customizable protection level: We offer the flexibility to customize the protection level according to your specific needs.


• Ethernet interface and standard communication protocol: Our product provides an Ethernet interface and supports the standard Modbus TCP communication protocol.

Experience the power of our product and enjoy reliable and efficient energy flow. Trust Jinan Deming Power Equipment Co., Ltd for all your energy needs.

Rated power	250KW
LV rated current	358A     MAX:716A
LV voltage range	600-700Vdc
Ripples coefficient	HV side < 1% F.S. LV side < 2% F.S.
Control accuracy	< 1%(Remote and local control, @ full load)
Max. efficiency	96% @ full load
Switching frequency on IGBTs	6kHz
HV Voltage range	900-1314Vdc
Dynamic response time	<2ms
Protection function	Reverse polarity, overheating, overload, overvoltage, overcurrent, undervoltage, etc
Display	Touch screen
Time propagation	200ms
Communication interface and protocol	Modbus_ TCP, RJ45 Modbus_ RTU, RS485
RS485 interface  number	one
Working temperature	-10ºC to +50ºC
Relative humidity	0~95%,No condensation
Altitude	≤2000m(More than 2000 meters need to be reduced)
Cooling mode	Air cooling
Noise	≤65dB
Emergency stop switch	yes
Level of protection	IP55
System electrical input	AC230V  50/60Hz  1000W

 

Rated power	500KW
LV rated current	667A     MAX:734A
LV voltage range	680-790Vdc
Ripples coefficient	HV side < 1% F.S.
	LV side < 2% F.S.
Control accuracy	< 1%(Remote and local control, @ full load)
Max. efficiency	98% @ full load
Switching frequency on IGBTs	6kHz
HV Voltage range	900-1314Vdc
Dynamic response time	<2ms
Protection function	Reverse polarity, overheating, overload, overvoltage, overcurrent, undervoltage, etc
Display	Touch screen
Time propagation	200ms
Communication interface and protocol	Modbus_ TCP, RJ45 Modbus_ RTU, RS485
RS485 interface  number	one
Working temperature	-10ºC to +50ºC
Relative humidity	0~95%,No condensation
Altitude	≤2000m(More than 2000 meters need to be reduced)
Cooling mode	Air cooling
Noise	≤65dB
Emergency stop switch	yes
Level of protection	IP55
System electrical input	AC220V  1000W