Soft starter SIRIUS 3RW40
Siemens softstarters 3RW4028-1BB14 S0 38 A, 18.5 kW/400 V, 40 °C 200-480 V AC, 110-230 V AC/DC and screw terminals.
SIRIUS soft starter S0 38 A
|3RW40 soft starters
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Siemens Sirius 3RW40 up to 250 kW (at 400 V) are fitting for standard 3-phase applying and are allotted for soft on/off of three-phase induction motors. It's prevent the inrush current and torque that happen when utilization star-delta starters. Soft starter Siemens 3RW40 is equipped with optimum serviceability. Fitted bypass contact system decrease energy losses in operation, so the components element does not warm-up. The overload trip time can be set with the four-step rotary switch. Full managed amperage limit, the motor is surely defended yet from a surprise growth in current strength. Three LEDs are used to display the possible errors, ineffective trip times (trip class), no load, overheating. Main types applications: pumps, air conditioning systems, conveyors, compressors and coolers, working mechanisms, agitators.