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Battery Short Circuit Testing Machine GT-I09

Battery Short Circuit Testing Machine GT-I09

The battery short-circuit tester is designed according to the requirements of various battery short-circuit test standards. 

 

According to the standard, the short-circuit device must meet the internal resistance range of 80mΩ±20 or ≤10mΩ to obtain the maximum short-circuit current required by the test. 

 

This Battery short-circuit tester is used to simulate the external short circuit of the battery or battery pack/battery pack sample, and judge its safety through its phenomenon.

 

  • Item No :

    GT-I09
  • Order(MOQ) :

    1
  • Battery Short Circuit Testing Machine GT-I09

     

    The short-circuit tester adopts PID control to simulate the external short circuit of batteries, complying with UL1642, UN38.3, IEC62133, GB/T18287, GB/T 31241-2014 and other standards. It uses contactors as switching elements and thermal relays as protection devices; the tested battery circuit is short-circuited when the circuit breaker is closed, with a strong short-circuit current passing through the entire circuit. 

     

    The battery surface temperature, voltage and current signals detected by Hall elements are processed by data processing, and the software records the changes of battery voltage, current and surface temperature continuously. 

     

    The Battery Short Circuit Testing Machine must ensure that the total resistance of the entire circuit (including circuit breakers, wires and connectors) is (80±20)mΩ, and each circuit can withstand a peak short-circuit current of 500A.

     

    Optional short-circuit stop mode: Short-circuit duration.

     

    Battery Short Circuit Test Chamber Standards

     

    ·  GB31241-2022 Safety Requirements for Lithium-Ion Batteries and Battery Packs for Portable Electronic Products

    ·  GB/T36276-2018 Lithium-Ion Batteries for Electrical Energy Storage

    ·  GB/T36972-2018 Lithium-Ion Storage Batteries for Electric Bicycles

    ·  IEC62133-2012

    ·  UL1642

    ·  UN38.3

     

    Temperature control battery short circuit test chamber Standard Requirement: 

     

    High Temperature External Short Circuit

    Fully charge the battery according to the specified test method, connect the positive and negative terminals of the battery with a wire and ensure the total external resistance is (80±20)mΩ at the same time; place the battery in an environment of 57℃±4℃, and keep it for another 30min after the battery temperature reaches 57℃±4℃. The battery surface temperature can be monitored during the test. The test shall be terminated when one of the following conditions is met:The short-circuit duration reaches 24 hours.

    Acceptance Criterion: The battery shall not catch fire or explode

     

    Battery Internal Short Circuit Test Chamber Key Specification

     

    Model

    GT-I09

    Maximum testing voltage

    500V

    Dc response time

    ≤5μs

    Maximum short circuit current

    0-1000A

    The device interior resistance

    80±20mΩ

    Control mode

    PID Control

    Storage shelf

    Load capacity ≥30Kg; 1 storage shelf, made of SUS201 stainless steel

    Inner chamber material

    SUS201 stainless steel, 1.2mm thick

    Outer chamber material

    The 1.5mm-thick cold-rolled steel plate is reinforced and features a powder-coated, baked-paint finish.

    Mechanical service life

    300,000 cycles

    Sealing strip

    Corrosion-resistant silica gel

    Temperature control

    Temperature range: RT+10℃~100℃

    Temperature rise rate: 3℃/min

    Temperature fluctuation: 0.5℃

    Temperature uniformity: ±2℃

    Test stop condition

    Short-circuit duration

    Battery surface temperature

    Monitors temperature changes of battery surface during the test

    Control panel safety design

    The control panel is built-in ensuring that the touchscreen and buttons cannot be accidentally pressed or bumped by external objects or the user's body, making it safer

    Tempered glass viewing window

    A 300×300mm double-layer tempered glass viewing window with stainless steel explosion-proof grid installed on the test chamber door, allowing for a clear view of the test conditions inside the chamber

    Bottom design

    4 universal casters for easy moving, handling, positioning and fixing of the equipment

    Explosion-proof lighting design

    High-brightness explosion-proof LED light installed inside the door, illuminating the entire test space

    Current acquisition channel

    1 channel

    Current acquisition range

    0-500A DC

    Current acquisition accuracy

    ±0.5%F.S

    Acquisition rate

    1 time/s

    Voltage acquisition channel

    1 channel

    Voltage acquisition range

    0~10V

    Voltage acquisition accuracy

    ±0.2%FS

    Voltage acquisition rate

    1 time/s

    Temperature acquisition channel

    1 channel

    Temperature acquisition range

    -20~600℃

    Temperature acquisition accuracy

    ±1℃

    Temperature acquisition rate

    1 time/s

    Hall Element for current signal acquisition

    Hall element is used to collect the current generated by the short-circuit system during short circuit, avoiding contact resistance and ensuring stable and accurate data transmission

     

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