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150-SB3NBD Allen-Bradley

Name: 150-SB3NBD Allen-Bradley
Brand: Allen Bradley
SKU: 150-SB3NBD
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Product Details

Description · Specifications · Product Overview

Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.

Product Overview

The Allen-Bradley 150-SB3NBD is an SMC-50 Fully Solid State Open Smart Motor Controller in the 150 series, designed for controller ratings up to 140 A (line) / 242 A (delta) normal duty. Operating with 100-240 V AC control voltage and 200-480 V AC line input, it integrates torque control and electronic I²t overload protection. Typically deployed in industrial motor control applications-such as conveyor systems, pump control, or HVAC drives-150-SB3NBD serves as the primary solid-state switching element in motor control panels, replacing electromechanical contactors or traditional starters.

Best Suited For

Motor control panels with compact solid-state switching
Applications requiring adjustable torque control
Replacing electromechanical starters for medium-voltage motors
Industrial conveyors or pump systems with frequent cycling

Controller rating

140 A (line) / 242 A (delta) normal duty

Control voltage

100-240 V AC

Line voltage

200-480 V AC, 3-phase, 50/60 Hz

Heat dissipation

420 W continuous duty

Overload protection

Electronic I²t

Technical Specifications

I/O & Electrical

Controller rating (normal duty)

140 A (line) / 242 A (delta)

Overload current, line

47 A

Overload current, delta

82 A

Communication & Power

Control voltage

100-240 V AC (50/60 Hz)

Input line voltage

200-480 V AC, 3-phase, 50/60 Hz

Continuous duty heat dissipation

420 W

Base power draw (with heat-sink fan)

75 W @ 24 V DC

Output current (control power)

300 mA @ 24 V DC

Trip class

5…30

Physical & Environmental

Enclosure

Open type

Operating ambient temperature

40 to 65 °C

Storage/transport temperature

-25 °C

Humidity

5…95 % (non-condensing)

Vibration

1.0 G peak, 0.15 mm displacement

Shock

15 G

Altitude

Up to 2000 m without derating

Protection against electrical shock

IP2X (with optional terminal cover)

Mounting orientation

Vertical

Dimensions (W×D×H)

609.6 mm × 304.8 mm × 762 mm

Certifications

China CCCEurasian Economic CommunityAustralian RCMCEKorean KCAmerican Bureau of ShippingUL Listed

Certified as of 2026-04-29: China CCC, Eurasian Economic Community, Australian RCM, CE, Korean KC, American Bureau of Shipping, UL Listed.

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Rockwell Automation documentation

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