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 supplies, eliminating voltage transients.
4. It utilizes a highly reliable modular design.
5. It is widely used for powering tethered lighting drones.
Functional Description
Input range: 360-400Vdc, output: 24Vdc/62.5A, rated power: 1400W, peak power: 1500W. The power supply includes 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 |
一 |
+55 | ℃ | Forced air cooling | |||||
| Storage temperature | -55 | 25 | +105 | ℃ | ||||||
| Relative humidity | 5 |
一 |
95 |
% |
No condensation | |||||
| Storage humidity | 5 | 一 |
95 |
% | No condensation | |||||
| Atmospheric pressure | 54 |
一 |
106 | kPa | ||||||
| Altitude |
一 |
一 |
5000 | m | ||||||
| IP rating | IP55 |
Enter basic properties |
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Enter basic properties
| project | Minimum | Typical values | Maximum | unit | Remarks/Conditions | |||||
| Input voltage range | 360 | 390 | 400 | Vdc | ||||||
| Maximum input voltage | 410 | 415 | 420 | Vdc |
Power supply is not damaged under these conditions. |
|||||
| Maximum input current |
一 |
一 |
4.3 |
A |
Vin = 360Vdc, output rated load." |
|||||
| Input surge current |
一 |
一 |
50 |
A |
Vin = 410Vdc, output full load." |
|||||
| Startup | 360 | 390 | 400 | V |
Startup at rated power." |
|||||
Output basic characteristics
|
project |
Minimum | Typical values | Maximum | unit |
| Output voltage 1 range |
22.5 |
24 |
25.5 |
Vdc |
|
OUT load regulation |
一 | 一 | ±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 limit |
|
|
OUT Current |
- |
58 |
62.5 |
A |
|
|
|
Output Voltage Overshoot |
- |
- |
±5 |
% |
|
|
|
transientresponse |
Overshoot amplitude |
- |
- |
±5 |
% |
Ta=25℃ , 50%-75%-50%， di/dt=0.1A/µs Load step change |
|
|
Recovery time |
- |
- |
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-recovery |
|||
|
Power supply paralleling |
Passive current sharing in parallel |
|
|||
Other specifications
|
Items |
Requirements |
Remark |
|
Triple-proof design |
PCB coated with conformal coating |
|
|
Heat dissipation |
Forced air cooling |
|
|
MTBF |
≥100KH |
|
|
Weight |
≤380g |
|
|
Power indicator |
One green light stays on during operation; otherwise, it turns off. |
|
Safety features
|
Project |
Level |
Standard (or test conditions) |
||
|
Insulation Withstand Voltage
|
Input to output |
3000 |
Vdc |
No breakdown or arcing. Test conditions: 5mA/min, rise rate 500V/s |
|
Input to ground |
1500 |
Vdc |
||
|
Output to ground |
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) |
|
|
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. |
|
Surge |
IEC61000-4-4 LEVEL 3 |
Both input and output must meet: |
|
EFT |
GB/T 17626.2-2006 |
Contact discharge: ±6kV. See Note B for criteria. |
|
Air discharge: ±8kV. See Note B for criteria. |
||
|
|
EN55022 |
Apply Class A EMC filter. |
|
ESD |
EN55022 |
Apply Class A EMC filter. |
Input and Output Wire Specifications:
1. Input (Positive): Brown, 12AWG, 105°C, 300V; Input (Negative): Orange, 12AWG, 105°C, 300V
2. Output (Positive): Brown, 10AWG, 105°C, 300V; Output (Negative): Orange, 10AWG, 105°C, 300V
Dimensions:
103mm*53mm*50mm (excluding output wires)
Tolerance for unmarked dimensions: ±0.3mm
User Notices
Please read the warnings and precautions before using this product. Improper operation may result in power supply damage or accidents.
Warning:
When powered on, keep your hands and face away from the product to avoid accidental injury.
Do not modify or disassemble the product yourself, as this may damage the product or cause accidents.
There are high voltage and high temperature areas inside the product. Do not touch internal components to avoid electric shock or burns.
Precautions:
Confirm that the product's input/output terminals and signal terminals are connected correctly according to the product manual. Disconnect the input power before wiring. Use the power supply within the technical specifications. Exceeding this range may cause product damage.
The potential risk of electric shock from the output terminals during use must be considered to ensure that the end user does not come into contact with the product. The end equipment manufacturer must design appropriate protection measures to prevent accidents caused by workers or tools contacting the power terminals during operation.