在圓柱形的瓷管上固定了兩個(gè)引出端子，陶瓷管表面上纏繞了扁帶波浪形狀的合金電阻絲，并在其表面涂覆一層具有阻燃，耐高溫特性的涂層。陶瓷管作為電阻絲骨架的同時(shí)，又具有散熱器的功效。本品可按照客戶(hù)的要求定制。本品適用于模擬負荷實(shí)驗，設備放電，自動(dòng)控制，變頻器能耗制動(dòng)等。
  Two terminal extensions are fixd on both ends of a ceramic tube on whose surface winds wave-shapcd alloy resistance wire and a high temperature-resistant and firepro of coating are applied.The ceramic tube can function as resistance wire skeleton and heat radiator as well.This product can be customized to special needs of customers and  applicable to simultion load test,equipment dischaege,automated control and invertes energy loss brake.

適用標準：

GB/T5729-1994電子設備用固定電阻器。