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Softstarters
Siemens 3RW40
SIEMENS Softstarter 3RW40 offer the same benefits as the 3RW30 softstarters. They are comeing with additional functions such as motor overload protection, adjustable current limiting, optional thermistor motor protection (up to size S3), a two-phase control method (Polarity Balancing). They are used for motor power up to 250 kW. Softstarter 3RW40 rated current range from 12.5 A to 432 A.









