Brand Name: CTNET
Model Number: CTNET-EVWD3K27-65EC
Place of Origin: Hubei, China (Mainland)
1. Product description
This product can be applied to electric bus, electric logistics vehicle, charging pile, electric air conditioner,
fan drive, etc. Equipped with the international advanced digital-analog hybrid control technology, the input
and output circuits are completely electrically divided, safe and reliable. The product is characterized as
a wide input voltage range, large output power, easy to install, high conversion efficiency, stable output
voltage, full protection function, high reliability, long service life, etc.
2. General Information
Rated input voltage | Input voltage range |
Rated output voltage |
Rated output current | Rated output power | Enable control |
540VDC | 200~750VDC | 27.5VDC | 110A | 3KW | 24VDC |
3. Electrical Features
3-1 Input Features
Item |
Unit |
Minimum |
Maximum |
Rating |
Input voltage |
VDC |
200 |
750 |
540 |
Efficiency |
% |
/ |
97 |
96.5 |
Maximum input current |
A |
/ |
/ |
11 |
Static loss current |
A |
/ |
/ |
0.001 |
3-1-1 Input Features
Item |
Protection voltage |
Recovery voltage |
Remarks |
Input overvoltage |
760±5VDC |
760±5VDC |
When the input voltage is over-voltage, the module turns off the output voltage; Automatic recovery after reaching recovery point |
Output overvoltage |
190±5VDC |
190±5VDC |
When the input is under voltage, the module turns off the output; Self-recovery after reaching recovery point |
Input reverse connection |
/ |
/ |
Reverse polarity of input voltage is not allowed |
3-2 Output Features
3-2-1 Output voltage and current
Item |
Unit |
Minimum |
Typical value |
Maximum |
Rated output voltage |
V DC |
26.9 |
27.5 |
27.8 |
Rated output current |
A |
/ |
110 |
/ |
Peak output current |
A |
/ |
120 |
/ |
3-2-2 Output protection
Item |
Protection value |
Error value |
Annotation |
Output overcurrent protection |
120A |
±5A |
Constant voltage current limiting, output voltage self recovery after current limiting state exit |
Output overvoltage protection |
>31V DC |
±1V |
Close the output, report and store the protection information at the same time, and recover automatically when normal; |
Over-temperature protection |
Over-temperature protection function, > 85 ℃ over-temperature protection. When the temperature drops to the safe temperature, it will recover automatically |
||
Short circuit protection |
Shutdown protection, until the fault is removed, automatic recovery |
4. Product assembly diagram (unit: mm)
The production line of aircon bus