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

Tianjin Estel Electronic Science and Technology Co.,Ltd
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    Buy cheap 300W/ 24V AC/DC Switching Power Supply for Telecom Infrastructure and Power Management Solutions from wholesalers
     
    Buy cheap 300W/ 24V AC/DC Switching Power Supply for Telecom Infrastructure and Power Management Solutions from wholesalers
    • Buy cheap 300W/ 24V AC/DC Switching Power Supply for Telecom Infrastructure and Power Management Solutions from wholesalers

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

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    Brand Name : ESTEL
    Model Number : HFAD300-220S24
    Certification : ISO9001, CE, 3C, FCC, TLC
    Price : 358-2143 usd
    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
    • Product Details
    • Company Profile

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

    Switching Power Supply
    1 . Usage Environment

    Number

    Item

    Index

    requirements

    UnitRemark
    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

    5Atmospheric pressure70 to 106Kpa
    6Vibrationconform to GB2423. 10-95 standard
    7Impactconform to GB2423. 10-95 standard

    2 . Electrical characteristics


    Number

    Item

    Technical

    requirements

    Unit

    Remark
    1Input characteristics
    1.1Rated input voltage100 to 240Vac

    1.2

    Input voltage range90 to 290Vac

    Power supply in -40 ~

    +75 ℃ ambient

    temperature It can start normally under full load

    1.3


    Maximum input current

    2.0Adc

    Vin=220Vac , full output load

    ( 320w )

    3.5Adc

    Vin=120Vac , full output load

    ( 320w )

    1.4Power Factor> 0 .95

    Vin=220Vac , full output load

    ( 320w )

    1.5

    Rated

    frequency

    47 to 63Hz

    1.6


    Starting

    inrush current

    < 8 3AVin=220 Vac ( cold machine test )
    < 5 5AVin=120 Vac ( cold machine test )
    1.7

    Leakage

    current

    < 5mAVin=220 Vac
    2Output characteristics

    Number

    Item

    Technical

    requirements

    Unit

    Remark
    2.1Output rated voltage+24±0.3VdcOutput 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% Vo2 5 %~ 5 0 %
    50 %~ 75 %

    Recover

    y time

    △ V : ≤ ±200uS25% to 50%


    response

    50 %~ 75 %

    2.8

    Start-up

    overshoot

    amplitude


    ±10

    % Vo

    Shutdown

    overshoot

    amplitude

    % Vo
    2.9Output rise time≤ 200mSOutput voltage from 10 % rise to 90%
    3Protection features
    3.1

    Output current limiting

    protection

    12.5 to 16AdcVin=220Vac Vo=28Vdc
    3.2

    Output

    overvoltage

    protection

    30 to 35VdcVin=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 ~ 315VacOutput half load
    3.5

    Input

    overvoltage recovery

    280 ~ 300Vac
    3.6

    Output

    undervoltage protection

    70 to 85Vac
    3.7

    Output

    undervoltage recovery

    80 to 95Vac
    4Other features
    4.1

    Lightning protection

    performance

    5KA
    4.2Specifications and dimensions230 × 145 × 48MML×W× H

    300W/ 24V AC/DC Switching Power Supply for Telecom Infrastructure and Power Management Solutions3. Safet regulations and EMC characteristics



    Number

    ItemStandard (or test condition)Remark

    1


    Dielectric

    strength

    Input to OutputA .3000Vac /10mA/1min

    No arcing, no breakdown

    (Except the

    lightning

    protection unit)

    Input to earthB .1500Vac /10mA/1min
    Output to groundC .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

    ItemCharacteristic
    1Normal input LED indicationThe red light is on, indicating that there is AC input


    2Normal output LED indicationThe 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.

    4Output 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.


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