Products

Programmable DC Electronic Load

LF Series
LF Series
LF Series
LF Series

LF Series Programmable DC Electronic Load

Cost-Effective and 19inch Rack mount standard.

Dimension

150W~300W : 213mm(W) x 88mm(H) x 350mm(D)
600W : 213mm(W) x 88mm(H) x 450mm(D)
900W~1200W : 426mm(W) x 88mm(H) x 550mm(D)
1500W~2100W : 426mm(W) x 176mm(H) x 600mm(D)
Rack mount type(Custom order)
Inquiry
  • LF Series
    1 Power ON/OFF Key 11 Menu Escape, Error, Protection Key
    2 LCD Display 12 Save, Recall, V-Sensing Key
    3 Control Encoder 13 Short Mode, Key Lock Key
    4 Left/Right Cursor, Menu Change Key 14 Cycling Mode Run/Stop Key
    5 Left/Right Cursor, Menu Change Key 15 Cycling Mode Setting Key
    6 DC Input ON/OFF Key 16 Dynamic Mode Run/Stop, Calibration Setting Key
    7 Test Mode Setting Key 17 Dynamic Mode, Factory Mode Setting Key
    8 Display Page Change Key    
    9 CC/CV Range Change Key    
    10 IO/Local & Remote Key    
    • 16 x 2 Big-Char Type LCD Display
    • 5- Digit Resolution
    • Protection : OVP, OCP, OPP, OTP, OVR, OCR
    • Various mode : CC, CV, CR, CP, ON/OFF, Fuse test, Battery Test, Short, Cycling, Dynamic
    • Easy Data checking(Volt, Curr, Watt, Time etc.)
    • Input ON/OFF Key
    • Front panel Key Lock function
    • Excellent precision and high resolution
    • Built-in Remote Sensing for Load Voltage(V-Sensing)
    • Excellent load and line regulation
    • Save and confirm up to 10 error messages
    • Memory save and recall function(up to 10 operation states)
    • Communication Interface : RS232, RS485 Standard(TCP/IP is optional)
    • Compact Size : 600W in half of 19inch wide x 2U size
    LF_A(150V)
    MODEL VOLTAGE CURRENT WATT SIZE(mm)
    LF150-A 150V 30A 150 213(W)*88(H)*350(D)
    LF300-A 150V 60A 300 213(W)*88(H)*350(D)
    LF600-A 150V 120A 600 213(W)*88(H)*450(D)
    LF900-A 150V 180A 900 426(W)*88(H)*550(D)
    LF1200-A 150V 240A 1200 426(W)*88(H)*550(D)
    LF1500-A 150V 300A 1500 426(W)*176(H)*600(D)
    LF1800-A 150V 360A 1800 426(W)*176(H)*600(D)
    LF2100-A 150V 420A 2100 426(W)*176(H)*600(D)
    LF2500-A 150V 480A 2500 Rack mount type(Custom order)
    LF3000-A 150V 500A 3K
    LF5000-A 150V 800A 5K
    LF10000-A 150V 1000A 10K
    LF15000-A 150V 1500A 15K
    LF20000-A 150V 1500A 20K
    For out of line-up, custom order is available (Not confirmed yet)
    LF_B(300V)
    MODEL VOLTAGE CURRENT WATT SIZE(mm)
    LF300-B 300V 20A 300 213(W)*88(H)*350(D)
    LF600-B 300V 40A 600 213(W)*88(H)*450(D)
    LF900-B 300V 60A 900 426(W)*88(H)*550(D)
    LF1200-B 300V 80A 1200 426(W)*88(H)*550(D)
    LF1500-B 300V 100A 1500 426(W)*176(H)*600(D)
    LF1800-B 300V 120A 1800 426(W)*176(H)*600(D)
    LF2100-B 300V 140A 2100 426(W)*176(H)*600(D)
    LF2500-B 300V 160A 2500 Rack mount type(Custom order)
    LF3000-B 300V 200A 3K
    LF5000-B 300V 250A 5K
    LF10000-B 300V 300A 10K
    LF15000-B 300V 500A 15K
    LF20000-B 300V 750A 20K
    For out of line-up, custom order is available (Not confirmed yet)
    LF_C(600V)
    MODEL VOLTAGE CURRENT WATT SIZE(mm)
    LF300-C 600V 10A 300 213(W)*88(H)*350(D)
    LF600-C 600V 20A 600 213(W)*88(H)*450(D)
    LF900-C 600V 30A 900 426(W)*88(H)*550(D)
    LF1200-C 600V 40A 1200 426(W)*88(H)*550(D)
    LF1500-C 600V 50A 1500 426(W)*176(H)*600(D)
    LF1800-C 600V 60A 1800 426(W)*176(H)*600(D)
    LF2100-C 600V 70A 2100 426(W)*176(H)*600(D)
    LF2500-C 600V 80A 2500 Rack mount type(Custom order)
    LF3000-C 600V 100A 3K
    LF5000-C 600V 140A 5K
    LF10000-C 600V 200A 10K
    LF15000-C 600V 300A 15K
    LF20000-C 600V 500A 20K
    For out of line-up, custom order is available (Not confirmed yet)
    Model LF300-A
    Operating Range(@0℃ ~ 40℃) Voltage 1~150V
    Current 0~60A
    Max Power 300W at40˚C(derated to 225W at 55˚C)
    Display Resolution 5-Digit
    Resolution Voltage 10mV(H) / 1mV(L)
    Current 1mA(H) / 100uA(L)
    Watt 10mW(0~300W)
    Resistor 100mΩ(0.1~3000Ω)
    Mode CC, CV, CR, CP, On/Off, Fuse, Short, Dynamic, Cycling, Baterry Test
    Protection OVP, OCP, OPP, OTP, OVR, OCR
    Remote Interface RS-232C, RS-485, TCP/IP (Option)
    Slew Rate(typical values; 5%~95%) Typical value : 5% ~ 95%CC : < 200㎲(0~60A) CV : < 2ms(0~150V)
    Ripple & Noise Current 4mA(rms) / 40mA(p-p)
    Voltage 6mV(rms)
    AC Input 110/220V ± 10%, 50~60Hz/300mA
    Size 213mm(W) * 88mm(H) * 350mm(D)
    Weight Net weight : about 6KG
    Gross weight : about 7KG
    •  

      ON/OFF MODE (ON/OFF Test under CC Mode)

      Conduct ON/OFF test under constant current regardless of input voltage from DC Power Supply.

      Operating range : 0~60A
      Resolution : 1mA
      ON/OFF time : 100ms~250h 59m 59s 990ms(10ms unit)
      Repeat : 1~65500
      Application

      1) Vehicle Harness
      2) Many kinds of current ON/OFF test
      *User can coduct cycling test easily.

       

       

      FUSE MODE(Fuse Test under CC Mode)

       

      Conduct fuse test under constant current regardless of input voltage from DC Power Supply
      Operating range : 0~60A
      Resolution : 1mA
      ON/OFF time : 100ms~250h 59m 59s 990ms(10ms unit)
      Fuse time setting and display Fuse open time (10ms unit)
      Application

      1) Vehicle fuse
      2) Many kinds of fuse test

    •  

      BATTERY MODE (Battery Test)

       

      Conduct discharging test by calculating input voltage and capacity of battery.
      Mode : CC, CR, CP
      Operating Range/ Resolution : same with CC(Hi Range), CR, CP above
      End Volt : 1~150V(10mV unit)
      End Cap : 0.1~6550AH(100mAH unit)
      Application

      1) Battery cell
      2) Battery pack
      3) Battery discharing test