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Switch disconnector fuses and fuse switch disconnectors from 32 A to 800 A

Fuse switch-disconnectors from 32 A to 800 A

  • Features

    • Nominal current from 32 to 800 A
    • Voltage rating up to 690 V (AC) and 750 V (DC
    • 3 and 4 pole version
    • Test position
    • Indication by fuse operating mechanism
    • Positive contact indication
    • Fuse compartment with IP20 protection by insulating covers as standard
    • Locking device to prevent access to fuses when the switch is in the "ON" position
    • Upstream-downstream double insulation
    • Reversed power supply
    • Compliance with standards IEC 947-1,-3,-5, EN 60947-1,-3 and -5, IEC 60269-1 to -4, EN 60269-1 to -4, BS 88-1 to -4, DIN 43620, NFEN 60269-1 to -4, NFC 63220
    Specificity of the INF family:
    • Nominal current from 32 to 800 A
    • Nominal current from 32 to 800 A
    • Available in 7 sizes
    • Can be used for all NFC, BS, DIN fuses
    Specificity of the ISFT/ISFL family:
    • Nominal current from 100 to 630 A
    • 3 sizes in ISFT (100, 160, 250-630 A)
    • 2 sizes in ISFL (160, 250-630 A)
    • Several installation types: mounting plate, DIN rail (ISFT) or on busbar (ISFT/ISFL)
    • Connection by cables or on busbar


    By adapting to a whole host of LV applications, the Fupact fuse switch-disconnectors offer all the safety that the user needs.


    Protection and control of LV electrical installations, more generally adapted to the Northern European markets and those with German influence.
    • Power distribution
    • Motor protection
    • Public distribution


    • ISFT250 to 630A
    • ISFL250 to 630A