Overview
1. This power supply features a compact size, lightweight, and high waterproof rating.
2. It has a long service life, fast dynamic response, and high efficiency.
3. It seamlessly switches between batteries and other power sources, eliminating voltage transients.
4. It utilizes a highly reliable modular design.
5. It is widely used for powering tethered lighting drones, DC motors, and LEDs.
Functional Description
Input range: 360-400Vdc, output: 48Vdc/35A, rated power: 1680W, peak power: 2000W. The power supply features output overcurrent protection, output short-circuit protection, output overvoltage protection, and overtemperature protection.
Usage Environment
|
|
Minimum |
Typical values |
Maximum |
unit |
Remarks/Conditions |
|
Operating temperature |
-40 |
- |
+55 |
℃ |
Forced air cooling |
|
Storage temperature |
-55 |
25 |
+105 |
℃ |
|
|
Relative humidity |
5 |
- |
95 |
% |
No condensation |
|
Storage humidity |
5 |
- |
95 |
% |
No condensation |
|
Atmospheric pressure |
54 |
- |
106 |
kPa |
|
|
Altitude |
- |
- |
5000 |
m |
|
|
IP rating |
IP55 |
|
|||
Enter basic properties
|
Item |
Minimum |
Typical values |
Maximum |
unit |
Notes/Conditions |
|
Input voltage range |
360 |
390 |
400 |
Vdc |
|
|
Maximum input voltage |
410 |
415 |
420 |
Vdc |
Power supply will not be damaged under these conditions. |
|
Maximum input current |
- |
- |
5.2 |
A |
Vin = 360Vdc, rated output load |
|
Inrush current |
- |
- |
50 |
A |
Vin = 410Vdc, full output load |
|
Startup |
360 |
390 |
400 |
V |
Starting at rated power |
|
Output Voltage 1 Range |
46.5 |
47.5 |
49.5 |
Vdc |
|
|
|
OUT Load Regulation |
- |
- |
±3 |
% |
|
|
|
OUT Load Regulation |
- |
- |
±5 |
% |
|
|
|
Efficiency |
95 |
97 |
97.5 |
% |
Input 380-400Vdc, output full load |
|
|
Ripple and Noise |
- |
110 |
280 |
mVp-p |
20MHz Bandwidth Limitation |
|
|
OUT Current |
- |
35 |
40 |
A |
|
|
|
Output Voltage Overshoot |
- |
- |
±5 |
% |
|
|
|
Transient response |
Overshoot amplitude |
- |
- |
±5 |
% |
Ta=25℃ , 50%-75%-50%， di/dt=0.1A/µs Load step change |
|
|
Overshoot amplitude |
- |
- |
200 |
µs |
|
|
Temperature coefficient |
- |
- |
±0.02 |
%/℃ |
|
|
Protection features
|
Items |
Minimum |
Typical values |
Maximum |
unit |
Remarks/Conditions |
|
Input overvoltage protection |
435 |
440 |
445 |
V |
|
|
Input undervoltage protection |
290 |
300 |
305 |
V |
|
|
Output overcurrent protection |
|
50 |
|
A |
Locked, restarted normally |
|
Output short-circuit protection |
Yes |
Locked, restarted normally |
|||
|
Overtemperature protection |
Yes |
Self-recoverable |
|||
|
Power supply paralleling |
Passive current sharing and redundancy for parallel operation |
|
|||
Other specifications
|
Items |
Requirements |
Remark |
|
Triple-proof design |
PCB coated with conformal coating |
|
|
Heat dissipation |
Forced air cooling |
|
|
MTBF |
≥100KH |
|
|
Weight |
≤0.8kg |
|
|
Power indicator |
One green light stays on during operation; otherwise, it turns off. |
|
|
Project |
grade |
Standard (or test conditions) |
||
|
Insulation Withstand Voltage |
Input to Earth |
3000 |
Vdc |
No breakdown or arcing Test conditions: 5mA/min, rise rate 500V/s |
|
Input to Earth |
1500 |
Vdc |
||
|
Output to Earth |
500 |
Vdc |
||
|
Insulation resistance |
Input to output |
≥50 |
MΩ |
Under normal atmospheric pressure, relative humidity is 90%, test voltage: 500Vdc |
|
Input to chassis |
≥50 |
MΩ |
||
|
Output to chassis |
≥50 |
MΩ |
EMC characteristics
|
Project |
Grade (standard) |
Notes (Indicator Requirements) |
|
Surge |
IEC61000-4-5，LEVEL 3 |
See Note 1) A for criteria. Input differential mode: ±1kV, common mode: ±2kV. External filtering circuit required. Line-to-line ±1kV, line-to-ground ±2kV. See Note B for criteria. |
|
EFT |
IEC61000-4-4 LEVEL 3 |
Both input and output must meet: |
|
ESD |
GB/T 17626.2-2006 |
Contact discharge: ±6kV. See Note B for criteria. |
|
|
|
Air discharge: ±8kV. See Note B for criteria. |
|
Conducted Emissions (CE) |
EN55022 |
Apply Class A EMC filter. |
|
Radiated Emissions (RE) |
EN55022 |
Apply Class A EMC filter. |
Input and Output Wire Definitions:
- Input Positive Wire: Red 14# Input Negative Wire: Black 14#
2. Output Positive Wire: Brown 10# Output Negative Wire: Orange 10#
Structure and installation dimensions: 148mm*63mm*55mm (excluding outlet wires)
