Siemens 3RW4036-1BB14

Siemens 3RW4036-1BB14 | SIRIUS 38A Soft Starter – 24V AC/DC Control for 3-Phase Motors

Overview

The Siemens 3RW4036-1BB14 is a SIRIUS soft starter for smooth starting and stopping of 3-phase induction motors up to 18.5kW (400V). It supports a 38A rated operating current and uses a 24V AC/DC control voltage. This compact Size S2 unit features an integrated bypass contact system, reducing heat generation and saving space in control panels.

Key Features

• Rated Operating Current: 38 A

• Motor Power:

  • 18.5kW @ 400V

  • 10HP @ 230V

• Control Voltage: 24V AC/DC

• Operating Voltage: 200–480V AC, 3-phase

• Integrated Bypass: Reduces power loss and heat dissipation

• Soft Start & Soft Stop: Adjustable via rotary knobs

• Mounting: DIN rail or screw-mount

• Enclosure Type: IP20

• Frame Size: S2

• LED Indicators: For operation, fault, and status diagnostics

Technical Specifications

• Part Number: 3RW4036-1BB14

• Series: SIRIUS 3RW40

• Rated Frequency: 50/60 Hz

• Ramp Time: Adjustable (0–20 seconds)

• Initial Voltage: Adjustable (40–100%)

• Dimensions (HxWxD): Approx. 145 × 90 × 150 mm

• Ambient Temperature: –25°C to +60°C (with derating)

• Certifications: CE, UL, CSA, EAC, RoHS

Applications

• Pumps, fans, compressors

• Conveyor and material handling systems

• HVAC motor applications

• Industrial machinery start/stop control

• Energy-efficient panel designs

Why Choose the 3RW4036-1BB14?

• Smooth Motor Start/Stop: Reduces mechanical stress and wear

• Integrated Bypass Contact System: Enhances efficiency and compactness

• 24V AC/DC Control Compatibility: Ideal for PLC-driven control circuits

• Reliable Siemens Quality: Built for long service life and durability

• Compact & Versatile: Fits into space-constrained control panels

Order Now

The Siemens 3RW4036-1BB14 is available and ready for worldwide shipping.