Soft Starter, SIRIUS 3RW52 Series, Advanced Motor Starting Solution, Variant AC14 - 3RW5245-6AC14

Product Description

Soft Starter – Siemens SIRIUS 3RW52 Series (3RW5245-6AC14)

Advanced Motor Starting Solution | Variant AC14

The Siemens 3RW5245-6AC14 is a high-capacity SIRIUS 3RW52 series advanced soft starter designed for efficient and reliable control of large three-phase induction motors. It ensures smooth motor starting and stopping by reducing inrush current and mechanical stress, improving overall system life and stability.

This model is suitable for very heavy industrial applications (up to ~315 kW class motors at 480 V) where high starting torque control, energy efficiency, and advanced protection features are required.

🔹 Key Features

• Siemens SIRIUS 3RW52 Series
• Model: 3RW5245-6AC14
• Advanced industrial soft starter for heavy-duty motors
• Rated current: 315 A
• Supply voltage: 200–480 V AC
• Control voltage: 110–250 V AC/DC
• 3-phase controlled soft starting
• Integrated bypass contactor for energy saving operation
• Built-in motor overload & thermal protection
• Adjustable current limiting during start-up
• Soft torque control for smooth acceleration/deceleration
• Reduced wiring and compact panel installation
• Optional communication modules (PROFINET / PROFIBUS / Modbus TCP)