3.0KW DC/DC Converter Fan System  |產品中心|DC/DC OBC 多合一充電器

3.0KW DC/DC Converter Fan System


Model No.:LWD3K-540S27-A

Power:3KW

Input Voltage:400-750VDC

Output Voltage:27.5VDC

Efficiency:93%

代碼 LWD3K-540S27-A





 

Download: 3.0KW DC/DC Converter Air Cooling Specificaiton


Features

● Output Power:3KW
● Input Voltage:400-750VDC
● Output Voltage:27.5VDC
● Dimensions:335X185X120mm
● Cooling System:Fan
● Protection Level:IP67
● Communication Method:CAN 
● Enclosure: Aluminum alloy made
● Software: Digital software design
● Weight: 3.5Kg

Specification
 
Description Technical specifications Remark
Operating temperature -40~85℃  
Rated output power 3KW(Continuous operation at full load) Peak power 3.6KW 
Input voltage range 400-750VDC  
Output rated voltage 27.5VDC Adjustable voltage
Rated output current 110A  
Auxiliary power VCC 9-32VDC   
Efficiency ≥93% Rated voltage Full load
Output voltage ripple ≤500mVP-P The bandwidth of the oscilloscope should be 20MHz, and the test terminal should be connected with 10uF electrolytic capacitor + 0.1uF disk capacitor
Protection characteristics Input over-voltage, output over-voltage, input anti-reverse connection, output over-current and short-circuit protection, over-temperature self-recovery  
Over temperature protection The bottom plate temperature reaches 85 °C to start derating output; the temperature exceeds 100 °C, shut down; the temperature is lower than 95 °C, self-recoverable  
Dielectric strength   Input to output 3000VDC/1min  1mA max  
Input to the outer casing 3000VDC/1min  1mA max  
Insulation resistance Input to output ≥20MΩ  
Input to the outer casing ≥20MΩ  
Battery compatibility Radiation emission GB/T 18655-2010  Class 3  
Conducted emission GB/T 18655-2010  Class 3  
Static immunity GB/T 19951-2005  Air discharge:15KV,Contact discharge 8KV
Radiation immunity GB/T 18655-2010  Class 3  
High current injection GB/T 17619-1998  
Fast burst immunity GB/T 17626.4-2008  1KV  
 


Structural parameters



Connector information(customizable)
 

Position Socket model Features Brand Plug model
A RT00122PN03 DC input Amphenol RT06122SNHEC03
B RT00128PN03 Control terminal Amphenol RT06128SNHEC03
C RTHP0141PN-H1 Output positive Amphenol RTHP6141SNH-25PS2
D M8 screw bolt Output negative \ M8 Screw
 

Interface definition(for reference)
 

Vendor  Model Description
Amphenol RT00128PN03 A NC
B CANL
C CANH
D Mask line
E GND
F NC
G NC
H Enable
Amphenol RT00122PN03 A Input positive
B Input negative
1 Interlock 1 connection 2
2 Interlock 2 connection 1
Amphenol RTHP0141PN-H1 + Output positive
 

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3.0KW DC/DC Converter Fan System

Model No.:LWD3K-540S27-A

Power:3KW

Input Voltage:400-750VDC

Output Voltage:27.5VDC

Efficiency:93%