Allen Bradley 150-C108NBR SMC-3 Soft Starter – 55kW (108A) 200–480V, 3-Phase, 24V AC/DC Control, Open Type Motor Controller

The Allen Bradley 150-C108NBR is a heavy-duty SMC-3 soft starter designed for smooth and controlled motor acceleration and deceleration in demanding industrial environments. With a 108A rated current and support for 200–480V 3-phase systems, this unit is capable of starting motors up to 55kW at 400V, significantly reducing mechanical wear and electrical stress during startup.

Featuring 24V AC/DC control compatibility, 3-wire control, and integrated electronic motor overload protection, the 150-C108NBR is ideal for use in conveyors, crushers, pumps, compressors, heavy processing equipment, and continuous-duty applications where reliability is critical.

Technical Specifications

Model: 150-C108NBR Allen Bradley
Brand: Allen Bradley
Series: SMC-3 Soft Starters
Type: Solid-State 3-Wire Soft Starter
Rated Motor Power: 55 kW (at 400 V)
Rated Operating Current: 108 A
Rated Operating Voltage (Ue): 200–480 V AC, 3-Phase
Control Voltage: 24 V AC/DC
Frequency: 50/60 Hz
Ideal For: Heavy-duty pump, fan, compressor, conveyor, and industrial process motor starting

Electrical Specifications

• Voltage Range: 200–480 V, 3-Phase
• Rated Current: 108 A continuous
• Motor Rating: 55 kW at 400 V
• Control Voltage: 24 V AC/DC
• Control Inputs: Start/Stop 3-wire logic
• Protection: Integrated electronic motor overload
• Additional Safety: Phase loss, stalled motor, and undervoltage protection
• Soft Start/Stop Ramp: Adjustable acceleration and deceleration

Mechanical Specifications

• Mounting Style: Panel-mount (Open Type)
• Housing: Industrial open-frame for enclosure installation
• Cooling Method: Forced or natural ventilation depending on cabinet
• Terminal Type: Heavy-duty screw lugs for secure power connections
• Protection Rating: IP2X inside an enclosure

Environmental Specifications

• Max Ambient Temperature: 50°C without derating
• Humidity: 5–95% RH, non-condensing
• Altitude: Up to 1,000 m without derating
• Application Category: Heavy-duty industrial motor control

Compliance & Certifications

• CE Marked: Yes
• UL / cUL Listed: Yes
• RoHS Compliant: Yes
• Standards: IEC / EN 60947-4-2, IEC / EN 60947-1

Key Features & Benefits

✅ High Power Capacity. Controls motors up to 55kW in heavy industrial use.

✅ Soft Start & Stop. Reduces mechanical wear and electrical shock loads.

✅ Integrated Overload Protection. Eliminates need for separate overload relay.

✅ 24V Control Ready. Easily interfaces with PLCs and automation panels.

✅ Industrial Durability. Built for continuous-duty operation in harsh environments.

✅ Allen Bradley Quality. Trusted reliability in global industrial automation.

📦 Order the Allen Bradley 150-C108NBR from Drive Outlet Megastore

At Drive Outlet Megastore we offer unbeatable Allen Bradley 150-C108NBR prices, with fast delivery and full technical support across the UK and Europe.

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