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1228-2901 : Curtis 24V 110A (WW) PM Controller

$220.19

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1228-2901: Curtis 24V 110A (WW) PM Controller 

The Curtis 1228-2901 is an advanced 24V motor speed controller designed for efficient and silent operation of permanent magnet (PM) motors. Ideal for mobile devices and small vehicles, this Curtis controller is a compact powerhouse, measuring just 156mm in length, 91mm in width, and 43mm in depth, and weighing only 0.6 kg. With a 24-volt nominal voltage and a current limit of 110 amperes, it ensures reliable performance.

The 1228-2901 model is flexible, featuring a programmable interface for easy configuration, diagnostics, and testing. Its four-quadrant, full bridge power output stage eliminates the need for additional relays and contactors, offering seamless braking and motor reversing capabilities. The controller operates at a frequency of 15 kHz, with a dielectric resistance greater than 1 Mohm.

Equipped with a wigwag throttle, the Curtis 1228-2901 controller offers a current limit range of 70-110 A, adapting to various demands. It operates within an ambient temperature range of -25°C to 45°C, ensuring durability and efficiency. With its IP40 packaging, the Curtis 1228-2901 is a robust and versatile solution for low-power applications.

 

Technical Manual: 1228 MANUAL

 

Product Specifications

 Part Type

Controller

 Brand

Curtis

 Nominal Voltage

24 V

 Voltage Drop

0.15 V @ 20A

 Cutback: Undervoltage

17 V

 Cutoff: Overvoltage

36 V

 15 Seconds Rating

110 A

 1 Minute Rating

110 A (depends on MOSFET heating)

 1 Hour Rating

40 A

 KSI Typical Input Current

W/o Programmer: 50 mA

W/ Programmer: 150 mA

 KSI Maximum Input Current

1.5 A

 Logic Input Current

1 mA @ 24 V

 Current Limit Range

70-110 A

 Operating Frequency

15 kHz

 Dielectric Resistance

Greater than 1 Mohm

 Motor Resistance (Minimum)

70 A Model: 200 mohm

90 A and 110 A Model: 130 mohm

 Electromagnetic Brake Maximum Current

1 A

 Coil Resistance

32-200 ohms

 Operational Temperature

-25°C to 45°C

 Storage Temperature

-40°C to 75°C

 Undertemperature Cutback (Heatsink)

-25 °C (50% armature current)

 Overtemperature Cutback (Heatsink)

Starts at 92°C (Linear cutback)

Cutoff finishes at 134°C

 Throttle Type

Wigwag Throttle

 Length

156 mm

 Width

91 mm

 Depth

43 mm

 Weight

0.6 kg

 

 Cross References

CL7008284, CT1228-2901, HU4199998, PHAX00001803, YP582075366, YP5820753-66, 7008284, 1228-2901, 4199998, AX00001803, 582075366, 5820753-66

 

Features and Benefits:

  • Durability and Reliability: Designed to withstand rigorous industrial environments, ensuring long-term reliability.
  • Maintenance Efficiency: Simplified repair processes reduce maintenance time and costs, enhancing operational uptime.
  • Versatile Compatibility: Easily integrates with various industrial machines, from conveyor belts to complex robotic systems.
  • Energy Efficiency: Operates with high energy efficiency, reducing operational costs over time.
  • Compact Integration: Its small size allows for easy integration into existing setups without significant modifications.
  • Smooth Operation:Provides fine control over motor speeds, reducing wear and tear and extending the life of machinery.
  • Safety Protections: Advanced safety features guard against overloads and electrical faults, ensuring safe operations.

 

Recommended Use/Applications

The Curtis 1228-2901, an efficient 24v motor speed controller, is ideal for a variety of applications that require precise speed control, including:

  • Conveyor Belt Systems: Enhances production by precisely controlling conveyor speeds in manufacturing environments.
  • Automated Packaging Machines: Optimizes speed adjustments to improve the efficiency and reliability of packaging operations.
  • Robotic Arms in Assembly Lines: Ensures precise and controlled movements, crucial for automated assembly processes.
  • Textile Machinery: Regulates speeds to maintain consistent quality and output in textile production.
  • Agricultural: Improves efficiency in operations such as planting and harvesting through effective speed management.
  • Automated Painting Systems: Manages motor speeds to ensure even and consistent application in industrial painting.

 

Frequently Asked Questions

What types of safety features does the Curtis 1228-2901 controller include to prevent damage to the motor and controller itself?

The Curtis controller incorporates multiple safety mechanisms including overvoltage, undervoltage, and overtemperature protections. These features help prevent damage to both the motor and the controller, ensuring safe operation under various conditions.

 

Can the controller be programmed for specific tasks, and if so, what tools are required for programming?

Yes, the Curtis 1228-2901 is fully programmable to meet specific operational needs. Programming can be done using the Curtis handheld programmer or Curtis PC programming station, which allows users to set parameters such as speed, acceleration, and braking characteristics tailored to specific applications.

 

How does the controller handle variations in load and environmental conditions while maintaining consistent performance?

This controller is designed to automatically adjust its output to handle changes in load and environmental conditions. Its intelligent algorithms monitor inputs and adjust control signals accordingly to maintain consistent performance, regardless of external factors.

 

Are there any specific environmental conditions under which the Curtis 1228-2901 should not be operated?

While the 1228-2901 controller is built to operate within a wide range of temperatures (-25°C to 45°C), it should not be used in environments where temperatures exceed these limits. Additionally, it should be protected from excessive moisture, dust, and corrosive chemicals to prevent premature failure.

 

What is the expected lifespan of this controller, and how can it be extended?

The expected lifespan of the controller largely depends on the operating conditions and adherence to maintenance protocols. To extend its lifespan, it's crucial to adhere to the specified environmental conditions, conduct regular maintenance, and avoid exposing the controller to conditions that exceed its operational specifications.

 

How does this controller contribute to energy efficiency in industrial applications?

The Curtis 1228-2901 enhances energy efficiency through its ability to precisely control motor speeds and optimize power usage, reducing unnecessary energy consumption. Its efficient power management capabilities ensure that machines only use as much power as needed for specific tasks.

 

Questions and Answers

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