Semiconductor Protection Fuses

British Standard High-Speed Fuse-Links AC Protection

Protistor® BS88-4 size 36x27 and 2x36x27 aR (GRB, URB/C/Y/Z, URGG) 250VAC

Extremely high breaking capacity fuses: protection of power semiconductors as per IEC standard 60269-1 and -4 250 V voltage rating complying with IEC 33 aR Class (ratings from 400A to 525AA URGG - 800A to 2050A URGH) complying VDE 0636-23 and IEC 60269-4 2 types comlying with BS 88-4 - without indicator - with separate indicator



  • Ampere Range (A) 400 - 1050 A
  • Standards BS 88-4
    IEC 60269-4
    VDE 0636-23
  • ROHS Compliant Consult Technical Services
  • Lead Free Consult Technical Services
  • CE conformity Consult Technical Services


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