3RT2023-1FB44-3MA0

The 3RW4455-6BC35 is a SIRIUS 3RW44 series soft starter. With standard 575V wiring, it is rated at 615A and 700HP. With internal delta wiring, it can reach 1065A and 1200HP. The control voltage is 115V AC, making it suitable for soft start and stop applications of high-power motors.

The 3RW4453-6BC45 is a SIRIUS 3RW44 series soft starter. It has a 500V standard wiring rated capacity of 551A and 355kW, and a control voltage of 230V AC. It features a main circuit with a row-type main circuit and screw-type auxiliary terminals, making it suitable for soft starting medium and large three-phase motors.

The 3RW4453-6BC44 is a SIRIUS 3RW44 series soft starter. The standard 400V wiring is rated at 551A and 315kW, while the internal delta wiring can reach 954A and 560kW. The dimensions are 510x640x290mm, making it suitable for soft starting applications of medium and large three-phase motors.

The 3RW4453-2BC35 is a SIRIUS 3RW44 series soft starter. It has a standard 575V wiring rating of 494A and 500HP, a control voltage of 115V AC, and uses spring-loaded terminals for screwless locking in the auxiliary circuit. This allows for quick wiring and prevents loosening, making it suitable for soft starting large motors.

The 3RW4447-6BC45 is a SIRIUS 3RW44 series soft starter. It has a 500V standard wiring rated capacity of 432A and 315kW, a control voltage of 230V AC, and an operating voltage range of 400 to 600V. It adopts a row-type main circuit and is suitable for soft starting applications of medium-sized three-phase motors.

The Siemens SIRIUS 3RW4447-6BC44 standard circuit has a rated current of 432A and an internal delta connection of 748A. The power is 250kW at 400V and 400kW at internal delta connection. The control voltage is 230V AC. It has built-in bypass contacts and overload protection and is suitable for reduced-voltage starting of heavy-duty motors such as large pumps and fans.

The Siemens SIRIUS 3RW4446-6BC44 standard circuit has a rated current of 356A and an internal delta connection of 617A. The power is 200kW under 400V and 355kW under internal delta connection. The operating voltage is 200-460V AC, and the control voltage is 230V AC. It is suitable for reduced voltage starting of heavy-duty equipment such as large conveyors and crushers.

The Siemens SIRIUS 3RW4446-6BC34 is the 115V control voltage version of the 6BC44. It has a standard current of 315A at 460V and 546A for internal delta circuits. The operating voltage is 200-460V AC. It has a built-in bypass contact and is suitable for standard 115V control circuits in factories.

The Siemens SIRIUS 3RW4445-6BC44 standard circuit has a rated current of 313A and an internal delta connection of 542A. The power is 160kW at 400V and 315kW at internal delta connection. The operating voltage is 200-460V AC, and the control voltage is 230V AC. It is suitable for the reduced voltage start-up of medium and large pumps.

The Siemens SIRIUS 3RW4445-6BC34 is the 115V control voltage version of the 3RW4445, with a rated current of 280A, 100hp at 230V and 200hp at 460V, and an operating voltage of 200-460V AC. It features screw terminal wiring and a built-in bypass contact.

The Siemens SIRIUS 3RW4444-6BC44 standard circuit has a rated current of 250A, 433A for internal delta connection, a power of 132kW at 400V, and 250kW for internal delta connection. The operating voltage is 200-460V AC, and the control voltage is 230V AC. It is suitable for reduced voltage starting of medium-sized conveyor belts.

The Siemens SIRIUS 3RW4444-6BC35 is compatible with 400-600V high-voltage power grids. The standard circuit rated current is 215A, and the internal delta current is 372A. Under 575V, the standard current is about 200hp, and the internal delta current is about 350hp. The control voltage is 115V AC, making it suitable for high-voltage power supply heavy industrial production lines.

The Siemens SIRIUS 3RW4444-6BC34 is the 115V control voltage version of the 3RW4444, with a rated current of 215A, 75hp at 230V and 150hp at 460V, and an operating voltage of 200-460V AC. It features screw terminal wiring and a built-in bypass contact.

The Siemens SIRIUS 3RW4443-6BC44 standard circuit has a rated current of 203A, 352A for internal delta connection, a power of 110kW at 400V, and 200kW for internal delta connection. It operates at 200-460V AC and controls at 230V AC, making it suitable for reduced-voltage starting of small and medium-sized motors.

The Siemens SIRIUS 3RW4443-6BC36 is designed for 400-690V high-voltage power grids, with a control voltage of 115V AC. It shares the same current rating as the 6BC44, with a standard circuit current rating of 203A and an internal delta current rating of 352A. It is suitable for small and medium-sized motors with high-voltage power supply according to European standards.