3RW4036-1BB14

Kirjeldus

Sirius soft starter S2 45 A

The SIRIUS soft starter S2 45 A is designed for the soft starting and ramp-down of three-phase asynchronous motors, ensuring smooth operation and reduced mechanical stress.

Technical details:

• Rated current: 45 A
• Power: 22 kW/400 V
• Temperature: 40 °C
• Voltage range: 200-480 V AC, 110-230 V AC/DC
• Connection type: Screw terminals
• Integrated bypass for compact construction and low heat dissipation
• Worldwide approvals (e.g. IEC and UL/CSA), including for hazardous areas (ATEX or IEC Ex)
• Available for supply systems up to 690 V
• Control supply voltages with 24 V option for 3RW30/40
• Thermistor motor protection for certain models
• Optional link module and fan for enhanced design flexibility

Customer benefits:

• Soft starting and ramp-down reduce current peaks and prevent supply voltage fluctuations during startup
• Reduction of mechanical load in the drive
• Considerable saving of space and wiring compared to star-delta starters and frequency converters
• Maintenance-free switching and extremely easy handling
• Intelligent monitoring functions protect against overheating and overload
• Integrated remote reset simplifies fault clearance
• Simple, efficient, and always up to date with SIRIUS modular system

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