Soft Starter, SIRIUS 3RW30 Series, Standard Duty, Variant BB14 - 3RW3047-1BB14

Product Description

Soft Starter – Siemens SIRIUS 3RW30 Series (3RW3047-1BB14)

The Siemens 3RW3047-1BB14 is a SIRIUS 3RW30 series soft starter (Standard Duty) designed for smooth starting of three-phase induction motors. It reduces starting current and torque, protecting both the motor and electrical system from mechanical and electrical stress.

It is widely used in industrial applications where controlled motor start (not direct-on-line start) is required for better system reliability and longer equipment life.

🔹 Key Features

• Siemens SIRIUS 3RW30 Series
• Model: 3RW3047-1BB14
• Type: Soft Starter (Standard Duty)
• Rated motor power: 55 kW @ 400 V
• Rated current: approx. 98–106 A
• Supply voltage: 200–480 V AC
• Control voltage: 110–230 V AC/DC
• 3-phase motor control (2-phase controlled)
• Integrated bypass contact system
• Compact modular design
• DIN rail / screw mounting
• Reduces starting current and torque
• Improves motor and system life
• Suitable for standard industrial duty applications