• Jinan Bidirectional DC System
  • Jinan Bidirectional DC System
  • Jinan Bidirectional DC System
  • Jinan Bidirectional DC System
  • Jinan Bidirectional DC System
  • Jinan Bidirectional DC System

Jinan Bidirectional DC System

Application: Three Phase Transducer
Output Type: Triple
Principle of Work: V/F Control Transducer
Switch Mode: PWM Control
Main Circuit Type: Voltage
Voltage of Power Supply: Low Voltage Variable-Frequency Drive
Samples:
US$ 40000/Piece 1 Piece(Min.Order)
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Overview

Basic Info.

Model NO.
DMDC-500KW
Link of Transformation
DC/DC
Nature of DC Power
Voltage Variable-Frequency Drive
Function
Constant Torque Universal Type
Transport Package
Wooden Case
Specification
660*1100*1800mm 450kg
Trademark
Deming
Origin
China Jinan
HS Code
8504403090
Production Capacity
50000/Year

Product Description

Product Description

Product Description:

Jinan Bidirectional DC SystemJinan Bidirectional DC System


Product Description


Product Description


Jinan Deming Power Equipment Co., Ltd offers a high-quality bidirectional DCDC closed loop control system that is designed to meet the energy needs of various applications. Our product is equipped with advanced features and provides reliable performance in any environment.



Key Features:



  • Energy flows bi-directionally, allowing for efficient discharge from the battery side to the DC grid or charge from the DC grid side to the battery.

  • Fully automatic protection functions for overheating, overload, short circuit, overcurrent, and more, ensuring the safety of the system.

  • Selection of original imported power devices for enhanced performance and durability.

  • Fully digital circuit design for precise control and efficient operation.

  • All chips are industrial grade and can operate normally in cold, high temperature, and humid environments.

  • Main circuit features a DSP chip produced by TI of America, Infineon IGBT module, and Infineon movement for driving and protection, ensuring safety and reliability.

  • Output is automatically synchronized with the grid, resulting in low current harmonic content and no pollution or impact on the grid.

  • Closed loop control of grid connected current, providing controllable and adjustable power output.

  • Wide input voltage range, making it suitable for various occasions and applications.

  • All-round power protection scheme and perfect self-test and protection function, ensuring system reliability.

  • Compact circuit structure with a maximum efficiency of ≥ 96% for optimal performance.

  • Customizable protection level according to user's needs.

  • Provides Ethernet interface and supports standard Modbus TCP communication protocol for easy integration into existing systems.



Experience the benefits of our bidirectional DCDC closed loop control system, designed to meet your energy requirements with efficiency and reliability. Trust Jinan Deming Power Equipment Co., Ltd for all your power equipment needs.



Reference: Jinan Deming Power Equipment Co., Ltd



Block Diagram:





Jinan Bidirectional DC SystemNote:
1. The DCDC system of Jinan Deming Power Equipment Co., Ltd performs double-loop control based on the given voltage and current values to achieve the desired objectives.
2. The PLC is capable of sending instructions regarding voltage and current values to the DCDC system through a communication interface. Please refer to the DCDC communication protocol for specific settings.

Reference: Jinan Deming Power Equipment Co., Ltd
Detailed Photos

Jinan Bidirectional DC SystemJinan Bidirectional DC SystemJinan Bidirectional DC SystemJinan Bidirectional DC System

Product Parameters
 

500KW Bidirectional DC/DC Converter


Introducing the Jinan Bidirectional DC System, a powerful and versatile DC power supply solution. This DC converter offers efficient and reliable power conversion, making it ideal for a variety of applications. With its advanced technology and competitive price, it is the perfect choice for your electrical power needs. Experience the benefits of a bidirectional power supply with the Jinan Bidirectional DC System.

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

250KW Bidirectional DC/DC Converter


Introducing the Jinan Bidirectional DC System, a powerful and efficient DC power supply solution. This bidirectional DC/DC converter offers reliable and versatile performance for various applications. Experience seamless DC power conversion with the Jinan Bidirectional DC System.

Rated power

250KW

LV rated current

358A   

MAX:716A

LV voltage range

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

AC220V  1000W

Parameters can be customized!!
 

Model DMDC-100K
Power type Three phase AC input and DC output
Capacity 100KW
Circuit mode IGBT/SPWM
AC Input Phase number Three-phase three wire
Input voltage range(Vac) 400V±15%(Can be customized)
Input current(A) 144A
Input frequency range(Hz) 30-70HZ
DC output Output Voltage(Vdc) 220V
Output Voltage Accuracy(V) ≤1%
Output rated current(A) 454.5A
Dynamic response time 2ms
Overload capacity 110%,10min;200%,10s
Efficiency ≥95%
 
Display
 
Type Touch Screen
Communication RS485/RS232/WIFI/GPRS
Environment Insulation strength 1500VAC,1min
Noise (1 m) ≤55dB
Ambient temperature -10ºC~+50ºC
Humidity 0-90%(No condensation)
Altitude(m) ≤2000m
Indicator light Electricity, Inverter (Power Supply, Overvoltage, Undervoltage, Overcurrent, Overheat, LED Model Configuration)
Protection Input connection, input under voltage, output over voltage , output over current , output overload , output short circuit , overheat
Cooling mode Fan
Size(mm) 900*930*1700mm
Weihgt (kg) 360kg
Jinan Bidirectional DC System

Three phase in and three phase out

300K

Convert DC to DC with this versatile Jinan Bidirectional DC System. Ideal for various power supply needs, it offers three-phase input and output capabilities. Get reliable and efficient power conversion with this 300K system.

Power type

Three phase in and three phase out

Capacity

300KVA

Circuit mode

IGBT/SPWM

AC Input

Phase number

Three-phase four-wire + ground wire

Input voltage range(Vac)

480V±15%

Input frequency range(Hz)

30-70

AC output

Phase number

Three-phase four-wire + ground wire

Wave form

Pure sine wave

Output Voltage(V)

380Vac

Output Voltage Accuracy(V)

≤1%

Output frequency range(Hz)

45-65

Output Frequency Accuracy(Hz)

≤0.01%

Output rated current(A)

                                456A

THD

≤3%

Dynamic response time

2ms

Power factor(PF)

0.8

Overload capacity

110%,10min;200%,10s

Peak Coefficient(CF)

3:1

Efficiency

≥90%(Resistive load 80%)

 

Display

Type

LED/Touch Screen

Communication

RS485/RS232/WIFI/GPRS

Environment

Insulation strength

1500VAC,1min

Noise (1 m)

≤55dB

Ambient temperature

-10ºC~+50ºC

Humidity

0-90%(No condensation)

Altitude(m)

≤2000m

Indicator light

Electricity, Inverter (Power Supply, Overvoltage, Undervoltage, Overcurrent, Overheat, LED Model Configuration)

Protection

Input connection, input under voltage, output over voltage , output over current , output overload , output short circuit , overheat

Cooling mode

Fan

Jinan Bidirectional DC System


Discover the Jinan Bidirectional DC System, a versatile and efficient power supply solution. This DC converter offers reliable and cost-effective power conversion, making it ideal for various applications. Experience the benefits of this high-quality DC power source today!

Jinan Bidirectional DC System
Number Name Function
1 Chinese interface selection button Click here to adjust the page display to Chinese
2 English interface selection button Click here to adjust the page display to English
3 Homepage Display power input, output voltage and other power parameters.
4 Parameter setting Click to enter the setting sub interface.
5 Generating capacity Display the total generating capacity of the machine.
6 Fault information In case of power failure, the type of fault alarm can be viewed.
7 Grid current Display grid current value
8 Grid voltage Display grid voltage value
9 Output power Display the output power of the current power supply in real time
10 Battery current Display battery input current value
11 Battery voltage Display battery input voltage value
12 Reset button Click to reset the existing fault
13 Stop button Click to stop the inverter
14 Start button Click to start the inverter
15 Grid connected indicator The grid connection status is displayed. When the green light flashes, the grid connection is successful.
 
Certifications

Jinan Bidirectional DC System

Company Profile

Jinan Bidirectional DC System

More products


Jinan Bidirectional DC System

Case

Jinan Bidirectional DC System
Jinan Bidirectional DC System

Our Advantages

Jinan Bidirectional DC System


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