● 3SB71C Auxiliary contact: indication of the position of MCB and RCD
● 3SB71J Auxiliary alarm: signaling of status making or breaking of MCB and RCD through Alarm
● 3SB71CC/CJ Auxiliary contact & alarm: combination of auxilary contact and alarm
● 3SB71Q Under voltage release: protection of the load in the event of a voltage drop (between 70% and 35% of its rated value)
● 3SB71F Shunt release: remote opening of the device when a voltage is applied
● Suitable for MCB Series: 3SB71-63, 3SB71-125, 3SB71Z, RCBO Series: 3SL71N-40, 3SB71LN
Technical specifications
● Standard: IEC 60947-2
● Rated insulation voltage (V AC): 500
● Rated frequency (Hz): 50/60
● Utilization category: AC14
● Mechanical life (times): 4,000
● Conductor cross-sections
● Solid and stranded (mm²): 2.5
● Ambient temperature (°C): -5 ~ +40, max. 95 % humidity
● Storage temperature (°C): -40 ~ +75
● Terminal tightening torque (N·m): 0.5
● Diselectr ic Strength : 2,000
● Wire quare s : 2.5
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