Tianjin Estel Electronic Science and Technology Co.,Ltd
| Payment Terms | L/C, D/A, D/P, T/T, Western Union |
| Supply Ability | 20,000 sets per month |
| Delivery Time | 7-10 working days |
| Packaging Details | carton/wooden case |
| Operating temperature | -40 to +75 |
| Storage temperature | -40 to +85 |
| Relative humidity | 10% to 90% |
| Atmospheric pressure | 70 to 106 |
| Vibration | GB2423.10-95 standard |
| Impact | GB2423.10-95 standard |
| Brand Name | ESTEL |
| Model Number | HFAD300-220S24 |
| Certification | ISO9001, CE, 3C, FCC, TLC |
| Place of Origin | Shenzhen, China (Mainland) |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union | Supply Ability | 20,000 sets per month |
| Delivery Time | 7-10 working days | Packaging Details | carton/wooden case |
| Operating temperature | -40 to +75 | Storage temperature | -40 to +85 |
| Relative humidity | 10% to 90% | Atmospheric pressure | 70 to 106 |
| Vibration | GB2423.10-95 standard | Impact | GB2423.10-95 standard |
| Brand Name | ESTEL | Model Number | HFAD300-220S24 |
| Certification | ISO9001, CE, 3C, FCC, TLC | Place of Origin | Shenzhen, China (Mainland) |
| High Light | 24V switching power supply for telecom ，300W AC DC power supply ，telecom infrastructure power management | ||
| Number | Item | Index requirements | Unit | Remark |
| 1 | Operating temperature | -40 to +75 | ℃ | |
| 2 | Storage temperature | -40 to +85 | ℃ | |
| 3 | Relative humidity | 10% to 90% | ||
| 4 | Heat dissipation method | The radiator is attached to the bottom for natural conduction heat dissipation | Attach system base plate for heat dissipation |
| 5 | Atmospheric pressure | 70 to 106 | Kpa | |
| 6 | Vibration | conform to GB2423. 10-95 standard | ||
| 7 | Impact | conform to GB2423. 10-95 standard |
2 . Electrical characteristics
| Number | Item | Technical requirements | Unit | Remark |
| 1 | Input characteristics | |||
| 1.1 | Rated input voltage | 100 to 240 | Vac | |
| 1.2 | Input voltage range | 90 to 290 | Vac | Power supply in -40 ~ +75 ℃ ambient temperature It can start normally under full load |
| 1.3 |
Maximum input current | 2.0 | Adc | Vin=220Vac , full output load ( 320w ) |
| 3.5 | Adc | Vin=120Vac , full output load ( 320w ) | ||
| 1.4 | Power Factor | > 0 .95 | Vin=220Vac , full output load ( 320w ) | |
| 1.5 | Rated frequency | 47 to 63 | Hz | |
| 1.6 |
Starting inrush current | < 8 3 | A | Vin=220 Vac ( cold machine test ) |
| < 5 5 | A | Vin=120 Vac ( cold machine test ) | ||
| 1.7 | Leakage current | < 5 | mA | Vin=220 Vac |
| 2 | Output characteristics | |||
| Number | Item | Technical requirements | Unit | Remark |
| 2.1 | Output rated voltage | +24±0.3 | Vdc | Output no load or light load |
| 2.2 |
Output current range |
0 ～ 10A |
Adc | Vin=220 Vac, full load below 65℃, 65℃-75℃ linear derating 30% | |
|
2.3 |
Output ripple | ≤ 100 (-40 ℃, 200 mV ,Work Tested after half an hour ) |
mV | Vin = 220 Vac , output full load 10 uF +104 Capacitance test ( with Width 20MHz) | |
|
2.4 |
Output spike noise | ≤ 150 (-40 ℃, 200 mV ,Work Tested after half an hour ) |
mV | Vin = 220 Vac , output full load 10 uF +104 Capacitance test ( with Width 20MHz) | |
| 2.5 | Voltage regulation accuracy | ±2 | % | Full input voltage range | |
| 2.6 |
efficiency | ≥ 88 | % | Vin=220Vac, full output (320w) | |
| ≥ 86 | % | Vin=120Vac, full output (320w) | |||
| 2.7 | dynamic | Over shoot amp litu de | △ V : ≤ ±10 | % Vo | 2 5 %～ 5 0 % |
| 50 %～ 75 % | |||||
| Recover y time | △ V : ≤ ±200 | uS | 25% to 50% | ||
| response |
50 %～ 75 % | ||||
| 2.8 | Start-up overshoot amplitude |
±10 | % Vo | ||
| Shutdown overshoot amplitude | % Vo | ||||
| 2.9 | Output rise time | ≤ 200 | mS | Output voltage from 10 % rise to 90% | |
| 3 | Protection features | ||||
| 3.1 | Output current limiting protection | 12.5 to 16 | Adc | Vin=220Vac Vo=28Vdc | |
| 3.2 | Output overvoltage protection | 30 to 35 | Vdc | Vin=220Vac output half load | |
| 3.3 |
Output short- circuit protection | Can be short- circuited for a long time , remove the short circuit Automatically returns to normal | |||
| 3.4 | Input overvoltage protection | 300 ～ 315 | Vac | Output half load | |
| 3.5 | Input overvoltage recovery | 280 ～ 300 | Vac | ||
| 3.6 | Output undervoltage protection | 70 to 85 | Vac | ||
| 3.7 | Output undervoltage recovery | 80 to 95 | Vac | ||
| 4 | Other features | ||||
| 4.1 | Lightning protection performance | 5 | KA | ||
| 4.2 | Specifications and dimensions | 230 × 145 × 48 | MM | L×W× H | |
3. Safet regulations and EMC characteristics
|
Number | Item | Standard (or test condition) | Remark | |
|
1 |
Dielectric strength | Input to Output | A ．3000Vac /10mA/1min |
No arcing, no breakdown (Except the lightning protection unit) |
| Input to earth | B ．1500Vac /10mA/1min | |||
| Output to ground | C ．500Vac /10mA/1min | |||
| 2 |
Insulation resistance | Input to Output | ≥ 10MΩ@500Vdc | |
| Input to earth | ≥ 10MΩ@500Vdc | |||
| Output to ground | ≥ 10MΩ@500Vdc | |||
|
3 |
Electromagnetic compatibility | Conducted interferenc e | EN55022 , CLASS B | |
| Radiated interferenc e | EN55022 , CLASS B | |||
4 . Monitoring alarm function ( alarm interface IN/OK , OUT/OK The port can provide 10mA drive current. )
|
Number | Item | Characteristic |
| 1 | Normal input LED indication | The red light is on, indicating that there is AC input |
| 2 | Normal output LED indication | The green light is on, indicating that the DC output is normal |
| 3 | Input online signal IN/OK | When the input is normal, the output is low level; when the input is powered off or abnormal, the output is high level. |
| 4 | Output online signal OUT/OK | When the output is normal, the output is low level; when the output is abnormal, the output is high level. |
5 . Product appearance and dimensions ( unit : mm)
Dimensions ( L × W × H ): 230 × 145 × 48
6 . Interface terminal definition
1. Input terminal: E indicates connecting to the earth; N indicatesconnecting to the neutral wire; L indicates connecting to the live wire.
2. Output terminal: +24V indicates output 24V The positive terminal; GND indicates output 24V reference ground.
7 . Product material, installation drawing and dimensions ( u nit : mm)
Material : Shell base is made of 3.0mm Thick aluminum plate , the upper cover is made of 1mm Made of thick aluminum plate.
8 . Aging test requirements
At an ambient temperature of 65 °C, without humidification, power input 220Vac, full load, bottom of the housing close to the heat sink (The recommended heat sink dimensions are as shown below. mm ), power-on aging.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2002
Total Annual:
15 Million-20 Million
Employee Number:
101~200
Ecer Certification：
Verified Supplier
Introduction Tianjin Estel Electronic Science and Technology Co., Ltd (ESTEL(GUANGDONG)TECHNOLOGY CO., LTD), located in China, is a professional supplier of integrated outdoor telecom cabinet and temperature control solutions for outdoor telecom base station. As a science and tech... Introduction Tianjin Estel Electronic Science and Technology Co., Ltd (ESTEL(GUANGDONG)TECHNOLOGY CO., LTD), located in China, is a professional supplier of integrated outdoor telecom cabinet and temperature control solutions for outdoor telecom base station. As a science and tech...
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