Download: 3KW DC/DC Converter-Fan Specification
Download: 3KW DC/DC Converter-Fan 3D Drawing
Features
● Output Power：3KW
● Input Voltage：200~500/400~750/400~900VDC
● Output Voltage：27.5VDC
● Output Currant:110A
● Dimensions：262x180x120mm
● Cooling System：Fan
● Protection Level：IP67
● Communication Method：CAN
● Enclosure: Aluminum alloy made
● Software: Digital software design
● Weight: 4.8KG
Series Specification
| Item | Part Name | Model Name | Power (W) | Input Voltage (Vdc) |
Output Voltage (Vdc) |
Output Current (A) |
Efficiency | Size (mm) | Cooling system | Weight (Kg) | Certificate |
| 1 | 3KW DCDC CONVERTER |
ATD3K-380S27-A | 3000 | 200~500 | 27.5 | 110 | ≥95% | 262x180x120 | Fan | 4.8 | GB/T |
| 2 | ATD3K-540S27-A | 400~750 | CE , GB/T | ||||||||
| 3 | ATD3K-640S27-A | 400~900 | GB/T |
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 | 200~500/400~750/400~900VDC | ||
| Output rated voltage | 27.5VDC | Adjustable voltage | |
| Rated output current | 110A | ||
| Auxiliary power VCC | 9-32VDC | ||
| Efficiency | ≥95% | Rated voltage Full load | |
| Output voltage ripple | ≤500mVPK-PK | 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 |