Direct current thermomagnetic release device and method for reducing temperature rise of terminal of the device

Direct current thermomagnetic release device and method for reducing temperature rise of terminal of the device

  • CN 103,871,792 A
  • Filed: 12/10/2012
  • Published: 06/18/2014
  • Est. Priority Date: 12/10/2012
  • Status: Active Application
First Claim
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1. a direct current thermo magnetic trip release apparatus (1), comprise multiple heater elements (2), multiple heater elements (2) are connected with power supply and load and are formed the closed-loop path of electric current conduction, it is characterized in that:

  • multiple heater elements comprise high resistance heater element and low resistance heater element, the resistance of described high resistance heater element is greater than the resistance of described low resistance heater element, described high resistance heater element is for carrying out heat protection to described thermo magnetic trip release apparatus (1), described low resistance heater element is for On current, in this closed-loop path, described high resistance heater element and described low resistance heater element are arranged alternately.

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