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    ETCR EM8300A Three Channel Clamp Current Monitoring Recorder
  • Product Series : Three Channel Leakage Current Monitor Recorder

    • Main Features

      Used for 1 to 3 leakage currents, current measurement, online monitoring and recording, fault finding, and line maintenance
      Jaw size: 35mm×40mm
      Current test: range 0mA~500A
      Storage function: 200,000 sets of data storage
      Download speed: 60kB/Min
      Recording time: 7 days
      USB communication interface

    Product Introduction

    ETCR EM8300A Three Channel Clamp Current Monitoring Recorder, also known as leakage current recorder and multi-channel current recorder, is used for on-site online simultaneous monitoring and recording of 1 to 3 AC currents or leakage currents, fault finding, and line maintenance.The instrument consists of a recorder host, a current clamp, a charger, data upload software, a communication line, etc., and can be widely used in 380/220V power systems to provide safe, accurate and convenient power instruments for power inspectors.
    The host of the ETCR8300A Three Channel Clamp Current Monitoring Recorder adopts LCD display, and the three channels are displayed on the same screen, which is clear at a glance. There are two options for Chinese operation interface and English operation interface, which are suitable for engineers and technicians in different countries.The recorder uses a large-capacity rechargeable lithium battery, and the battery life can continue to record for up to 7 days.It has a system clock function and large storage space, can set the monitoring and recording time on site, can store 200,000 sets of data, has an automatic storage interval setting function, and the recording period is set from 1 second to 99 minutes.Equipped with a USB communication interface, the data upload software has the functions of reading, reviewing, saving, and reporting historical data.
    1. The current clamp is made of permalloy and adopts double-layer magnetic shielding technology, which is almost unaffected by the external magnetic field, ensuring the high precision, high stability and high reliability of uninterrupted monitoring all year round.
    2. The host can be configured with 1 to 3 current pliers, and users can choose the type according to their needs.
    3. The recording interval can be set.
    4. Storage function, large storage space for 200,000 sets of data.
    5. Rechargeable lithium battery, which works continuously for about 7 days in power-saving mode, and data will not be lost when the battery is replaced.
    6. USB communication interface.

    EM8300A (10).jpg


    EM8300A (9).jpg


    Technical Parameters


    Power Supply3.7V rechargeable lithium battery (about 4.2V when fully charged)
    LCD SizeDisplay area: 44mm×27mm
    Display ModeLCD:128dots×64dots
    Number Of Current Clamp

    1~3 PCS (optional)

    Test MethodClamp CT
    Current TestRange 0mA~500A resolution 1mA accuracy±1.5% rdg±5dgt
    Clamp Jaw Size25mm×30mm,35mm×40mm
    Host Size78mm×165mm×42mm
    Current Clamp SizeCurrent clamp 040A: 125mm×70mm×37mm
    Instrument WeightHost: about 292g (including battery); current clamp 040A: about 190g
    Sampling RateAbout 2 times/second
    Memory200,000 sets (no data will be lost if the battery is powered down or replaced); 1 set of data is the data of 1 to 3 current pliers recorded at the same time
    Recording CycleSet the recording interval within 1 second to 99 minutes, 0 seconds is not automatically stored
    Recording Time1 second interval, can record continuously for 48 hours
    10-second interval, can record continuously for 120 hours
    1 minute interval, can record continuously for 168 hours
    Download Speed60kB / Min
    Line VoltageLine test below AC600V
    Overflow DisplayOver-range overflow function: ”OL" symbol display
    Battery VoltageUse a 3.7V rechargeable lithium battery with a three-cell power display. When the power is zero, it means that the battery voltage is low. Please charge in time.
    Rated CurrentAbout 6mA in power-saving mode, up to 35mA
    Communication InterfaceUSB
    Insulation Resistance100MW or greater, 1000V
    Suitable Safety StandardIEC1010-1, IEC1010-2-032, pollution level 2, CAT Ⅲ (600V) IEC61326 (EMC standard)
    Working Temperature & Humidity-20℃~50℃; below 80%rh
    Storage Temperature & Humidity-10℃~60℃; below 70%rh


    Model Comparison

    Product PictureProduct Model NameClamp Jaw SizeCurrent RangeBattery LifeStorage Interval TimeNumber Of Storage GroupsPower SupplyUSB Communicaition
    EM8300 (1)~1.jpgETCR EM8300 Three Channel Clamp Leakage Current Monitoring RecorderΦ30mmAC 0.00mA~20A7 Days1 Seconds-99 Minutes200 Thousand GroupsLithium BatteryYes    
    EM8300A (1)~1.jpgETCR EM8300A Three Channel Clamp Current Monitoring Recorder35mm×40mmAC 0mA~500A7 Days1 Seconds-99 Minutes200 Thousand GroupsLithium BatteryYes    
    EM8300F (1).jpgETCR EM8300F Three Channel Flexible Coil Current Monitoring RecorderΦ200mmAC 0.00A~20.00kA7 Days1 Seconds-99 Minutes200 Thousand GroupsLithium BatteryYes  


    Product Video

    Related Products
    ETCR EM8300D Three-channel AC/DC Current Logger
    ETCR EM8300 Three Channel Clamp Leakage Current Monitoring Recorder
    ETCR EM8300A Three Channel Clamp Current Monitoring Recorder
    ETCR EM8300F Three Channel Flexible Coil Current Monitoring Recorder
    • Contact Us

    +86 13802922567 (Johnson Zhang)

    [email protected]

    10th Floor, Block 5, Liandong Intelligent Manufacture Park, No. 105, Shilong North Road, Nanhai District, Foshan City, Guangdong, China

    All Rights Reserved © Guangdong ETCR Electronic Technology CO.,Ltd 2025
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