The Schneider Electric A9S60191 is a 1-pole switch disconnector from the Acti9 iSW series, rated 100 A at 250 V AC 50/60 Hz in utilisation category AC-22A per IEC 60947-3. It is designed for isolation and control of single-phase circuits up to that current, with a visible contact position indicator and a toggle actuator that confirms ON/OFF state at a glance.
Rated insulation voltage (Ui) is 250 V AC, and impulse withstand voltage (Uimp) is 6 kV, confirming isolation suitability per EN/IEC 60947-3. Electrical durability is 10,000 cycles; mechanical durability is 50,000 cycles. Ambient operating range is -20 to 50 °C, storage -40 to 70 °C, with 95 % relative humidity at 55 °C.
