Allen-Bradley 150-C37NBR

Allen-Bradley 150-C37NBR | Compact Soft Starter with Integrated Protection

Overview

The Allen-Bradley 150-C37NBR is part of the SMC-3 series of smart motor controllers, offering a compact and cost-effective solution for controlling the acceleration and deceleration of three-phase induction motors. With a current rating of 37A and operating voltage up to 480V AC, it features integrated overload protection and an internal bypass contactor, making it ideal for various industrial applications.

Key Features

• Current Rating: 37A

• Operating Voltage: 200–480V AC, 3-phase, 50/60 Hz

• Control Voltage: 24V AC/DC

• Enclosure Type: Open (IP20)

• Integrated Bypass Contactor: Reduces heat generation and energy consumption

• Motor Overload Protection: Electronic, adjustable trip class (10, 15, or 20)

• Starting Modes:

  • Soft Start

  • Current Limit Start

  • Kick Start

• Stopping Modes:

  • Soft Stop

  • Coast-to-Rest

• Selectable Start Times: 2, 5, 10, 15, 20, 25, or 30 seconds

• Selectable Current Limit: 150%, 250%, 350%, or 450% of full load current

• Certifications: UL, cULus, CE, CCC, CSA

Technical Specifications

• Catalog Number: 150-C37NBR

• Motor Power Rating:

  • Line-connected: Up to 18.5 kW (25 HP) at 400V

  • Inside-delta: Up to 30 kW (40 HP) at 400V

• Dimensions (HxWxD): 139.7 mm x 44.8 mm x 110.0 mm

• Weight: Approximately 0.86 kg

• Ambient Operating Temperature: 0°C to 40°C (32°F to 104°F) without derating

• Control Inputs: 2 (IN1, IN2)

• Auxiliary Contacts: 1 N.O. (97/98)

• Short-Circuit Protection: High-capacity time delay Class CC/J/L fuses

Applications

• Pumps

• Fans

• Conveyors

• Compressors

• Chillers

• Crushers

• General-purpose motor control in industrial automation

Why Choose the 150-C37NBR?

• Compact Design: Saves panel space with a small footprint

• Integrated Protection: Built-in overload protection and bypass contactor

• Flexible Control: Multiple starting and stopping modes for various applications

• Energy Efficiency: Reduces energy consumption during motor start-up

• Easy Integration: Compatible with standard motor control systems

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Available and ready to ship globally.