Basic Info.
Product Description
Jinan Deming Power Equipment Co., Ltd
Introducing our latest product:
Bi-Directional Energy Flow
Our energy system allows for seamless discharge from the battery side to the DC grid or 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 Components
We use original imported power devices and industrial-grade chips that can operate reliably in cold, high temperature, and humid environments.
Advanced Circuit Design
Our fully digital circuit design incorporates a DSP chip produced by TI of America, Infineon IGBT module, and Infineon movement for driving and protection, ensuring safety and reliability.
Grid-Friendly Output
Our system automatically synchronizes with the grid, resulting in low current harmonic content and no pollution or impact on the grid.
Precise Grid Connected Control
Experience controllable and adjustable closed loop control of grid connected current.
Wide Input Voltage Range
Our system is suitable for different occasions with its wide input voltage range.
Comprehensive Protection and Self-Testing
With our all-round power protection scheme and perfect self-test and protection function, you can trust that the system will stop working in case of any failure.
Compact and Efficient
The circuit structure is compact, and the maximum efficiency is ≥ 96%.
Customizable Protection Level
Choose the protection level that suits your needs.
Easy Communication
Our system provides an Ethernet interface and supports the standard Modbus TCP communication protocol.
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 |
