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300W/ 24V AC/DC Switching Power Supply for Telecom Infrastructure and Power Management Solutions

Sertifika
Çin Tianjin Estel Electronic Science and Technology Co.,Ltd Sertifikalar
Çin Tianjin Estel Electronic Science and Technology Co.,Ltd Sertifikalar
Müşteri yorumları
Geçtiğimiz üç yılda işbirliğimiz çok neşeli, firmanızın teknik desteği ve hasta hizmeti için teşekkürler, son kullanıcı soğutmalı dış mekan telekom dolabının kalitesinden çok memnun.

—— Anthony

Zamanında yanıt, mesleki beceriler, titiz tutum, hızlı teslimat, çok memnunuz, işbirliği çok sorunsuz.

—— Manish

1 numuneden 45 sete, 76 sete, 200 sete kadar kademeli olarak güçlü bir güven oluşturduk.

—— Parmar

Klima bir buçuk yıldır çalışıyor.

—— Luis Alberto

Kutular harika, ondan mutluyuz.

—— Andrej Sliachin

Bize her zaman iyi bir öneri ve çözüm sağlayabilir, çok minnettarız.

—— NELSON

Ben sohbet şimdi

300W/ 24V AC/DC Switching Power Supply for Telecom Infrastructure and Power Management Solutions

300W/ 24V AC/DC Switching Power Supply for Telecom Infrastructure and Power Management Solutions
300W/ 24V AC/DC Switching Power Supply for Telecom Infrastructure and Power Management Solutions

Büyük resim :  300W/ 24V AC/DC Switching Power Supply for Telecom Infrastructure and Power Management Solutions

Ürün ayrıntıları:
Menşe yeri: Shenzhen, Çin (Anakara)
Marka adı: ESTEL
Sertifika: ISO9001, CE, 3C, FCC, TLC
Model numarası: HFAD300-220S24
Ödeme & teslimat koşulları:
Min sipariş miktarı: 1
Fiyat: 358-2143 usd
Ambalaj bilgileri: karton/ahşap kasa
Teslim süresi: 7-10 iş günü
Ödeme koşulları: L/C, D/A, D/P, T/T, Western Union
Yetenek temini: Ayda 20.000 set
Detaylı ürün tanımı
Çalışma sıcaklığı: -40 ila +75 Saklama sıcaklığı: -40 ila +85
Göreceli nem: %10 ila %90 Atmosfer basıncı: 70 ila 106
Titreşim: GB2423.10-95 standardı Darbe: GB2423.10-95 standardı
Vurgulamak:

24V switching power supply for telecom

,

300W AC DC power supply

,

telecom infrastructure power management

Switching Power Supply
 
 
 
1 . Usage Environment

 

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

 

 

300W/ 24V AC/DC Switching Power Supply for Telecom Infrastructure and Power Management Solutions 03. 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.

 

300W/ 24V AC/DC Switching Power Supply for Telecom Infrastructure and Power Management Solutions 1

 

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.

 

300W/ 24V AC/DC Switching Power Supply for Telecom Infrastructure and Power Management Solutions 2

İletişim bilgileri
Tianjin Estel Electronic Science and Technology Co.,Ltd

İlgili kişi: Ms. Fiona Liang

Tel: +8613752765943 / 86-0755 23592644

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