BRITISH STANDARD URR/URGL/URU/URGM SEMICONDUCTOR PROTECTION FUSES PROTISTOR(R) FUSES 660V URR/URGL/URU/URGM from 75 to 800A SIZES: 36 X 55 & 2 X 36 X 55 Features / Benefits Extremely high Interrupting rating Fuses: Protection of power Semiconductors according to IEC 269.1 and 4 660V Voltage Rating according to IEC 33 gR Class Ratings from 75 to 800A according to VDE 636-23 and IEC 269.4 Three Models complying with BS 88-4 - without indicator -with external trip-indicator -with built in trip-indicator APPLICATIONS DATA D 111 D BRITISH STANDARD URR/URGL/URU/URGM SEMICONDUCTOR PROTECTION FUSES PART NUMBERS D 112 SIZE CATALOG NO. REF # PACK. SIZE CATALOG NO. REF # PACK. SIZE CATALOG NO. REF # PACK. SIZE CATALOG NO. REF # PACK. SIZE CATALOG NO. REF # PACK.