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- Allen-Bradley
- 150-C85NBD
- SMC-3 Intelligent Motor Controller
- USA
- 206 x 72 x 130 mm
- 2.25 kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
- 1-3 Working Days
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Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview
The Allen-Bradley 150-C85NBD SMC-3 Intelligent Motor Controller is a high-performance soft starter designed for controlled starting and stopping of three-phase industrial motors. Engineered for industrial automation and motor protection applications, this intelligent motor controller helps reduce mechanical stress, minimize electrical inrush current, and improve overall equipment reliability.
As part of the Allen-Bradley SMC-3 series, the 150-C85NBD combines advanced solid-state motor control technology with compact industrial construction. It is widely used in industrial environments requiring smooth motor acceleration, energy-efficient operation, and dependable motor protection.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Allen-Bradley |
| Model | 150-C85NBD |
| Product Type | SMC-3 Intelligent Motor Controller |
| Function | Soft starting and motor protection |
| Rated Current | 85 A |
| Input Voltage | 200–480 V AC |
| Phase Configuration | 3 Phase |
| Frequency | 50/60 Hz |
| Control Voltage | 100–240 V AC |
| Controller Type | Solid-state soft starter |
| Motor Starting Method | Soft start and soft stop |
| Overload Protection | Integrated motor overload protection |
| Protection Rating | IP2X |
| Mounting Type | Panel mounting |
| Dimensions | 206 × 72 × 130 mm |
| Weight | 2.25 kg |
| Operating Environment | Industrial automation systems |
| Reliability | Continuous-duty industrial operation |
Function and Working Principle
The 150-C85NBD SMC-3 Intelligent Motor Controller operates by gradually controlling voltage supplied to industrial motors during startup and stopping sequences. Instead of applying full voltage instantly, the controller smoothly increases voltage levels to reduce electrical surges and mechanical stress on motors and connected equipment.
Its intelligent solid-state control system helps improve motor performance while protecting industrial machinery from excessive starting torque and sudden load impacts.
This enables:
Smooth motor acceleration and deceleration
Reduced electrical inrush current
Improved motor protection
Lower mechanical wear on equipment
Enhanced system stability and efficiency
The integrated overload protection and selectable soft start features make it suitable for demanding industrial motor control applications.
Role in Industrial Control Systems
The 150-C85NBD plays an important role in industrial motor control systems, supporting:
Soft starting applications
Industrial automation systems
Pump and fan control
Conveyor and material handling systems
HVAC equipment
Machine protection systems
It helps improve operational reliability while reducing maintenance requirements and extending motor service life.
Industrial Applications
The Allen-Bradley 150-C85NBD is widely used in:
Industrial manufacturing systems
Pump control applications
HVAC systems
Conveyor equipment
Packaging machinery
Industrial compressors and blowers
Material handling systems
It is especially suitable for medium and large motor applications requiring reliable soft starting functionality.
Installation and System Integration
Proper installation ensures stable and reliable operation:
Mounted inside industrial control cabinets
Integrated with PLC and automation systems
Connected to three-phase motor circuits
Requires appropriate overload and short-circuit protection
Should follow industrial electrical installation standards
Correct installation improves long-term operational performance and motor reliability.
Compatible System Components
The 150-C85NBD typically works alongside:
Allen-Bradley PLC systems
Industrial electric motors
Motor protection relays
Circuit breakers and disconnect switches
Industrial automation controllers
Power distribution systems
These components together form a complete industrial motor control and automation solution.
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| 150-C30NBD | SMC-3 Motor Controller | Lower current capacity | Small motor systems |
| 150-C60NBD | Intelligent Motor Controller | Medium motor control | Industrial automation |
| SMC Flex Series | Soft Starter | Advanced motor management | Heavy-duty applications |
| PowerFlex Drives | Variable Frequency Drive | Variable speed control | Process automation |
| Siemens Soft Starters | Motor Controller | Compact industrial design | Motor protection |
Key Advantages
Smooth motor starting and stopping
Reduced electrical inrush current
Integrated motor overload protection
Reliable solid-state motor control
Suitable for demanding industrial environments
Compact and durable industrial design
Technical FAQs
What is the primary function of the 150-C85NBD?
It provides controlled soft starting and stopping for industrial three-phase motors.
Where is this intelligent motor controller commonly used?
It is commonly used in pumps, conveyors, fans, compressors, HVAC systems, and industrial automation equipment.
Why is soft starting important for industrial motors?
It reduces mechanical stress, lowers startup current, and helps extend the operational life of motors and connected equipment.
Conclusion
The Allen-Bradley 150-C85NBD SMC-3 Intelligent Motor Controller is a reliable and efficient solution for industrial motor soft starting and protection applications. Its intelligent control technology, integrated overload protection, and durable industrial construction make it suitable for a wide range of automation environments.
For engineers and maintenance professionals, it provides an effective way to improve motor performance, reduce equipment wear, and maintain stable industrial operation.