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(as of Dec 16, 2025 09:15:12 UTC – Details)
KBIC-120 (9429) DC Drives Chassis: A Comprehensive Review
The KBIC-120 (9429) DC Drives Chassis, manufactured by KB Electronics, is a high-performance control designed for permanent magnet (PM), shunt, and AC/DC motors. This chassis-mounted drive is rated for 115 VAC and 9 Amps RMS at 45C, making it suitable for a wide range of applications. In this review, we will delve into the features, specifications, and options available for this product, highlighting its capabilities and limitations.
Key Features and Specifications
The KBIC-120 (9429) DC Drives Chassis boasts an impressive array of features, including:
- A 50:1 speed range, allowing for precise control over motor speed
- Load regulation of 1%, ensuring consistent performance under varying loads
- Auto Inhibit, Voltage Following, and MOV transient protection, providing robust protection against electrical disturbances
- A 5K speed pot and trimpot adjustments for Min, Max, Accel, IR, and CL, offering flexibility in configuring the drive to meet specific application requirements
- Compatibility with motors ranging from 1/100 to 1/2 HP (1.0 HP with auxiliary heat sink), making it suitable for a broad range of applications
Plug-in Horsepower Resistor Requirement
It is essential to note that the KBIC-120 (9429) DC Drives Chassis requires a plug-in horsepower resistor that matches the motor’s horsepower and voltage. This resistor is sold separately and must be installed for the drive to operate. This design allows for flexibility in configuring the drive to match specific motor requirements, ensuring optimal performance and efficiency.
Options and Accessories
The KBIC-120 (9429) DC Drives Chassis offers several options and accessories to enhance its functionality and performance. These include:
- Auxiliary heat sink: Provides additional cooling capacity for high-power applications
- AC Line and Armature Fuse Kit: Offers protection against overcurrent conditions
- Barrier Terminal Board: Enhances safety and ease of installation
- RFI/EMI filters: Reduces electromagnetic interference and ensures compliance with regulatory standards
- Signal Isolation (model SI-5): Provides electrical isolation for sensitive signal lines
Certifications and Compliance
The KBIC-120 (9429) DC Drives Chassis is certified by reputable organizations, including UL, CSA, and CE, ensuring compliance with international safety and performance standards. This certification provides assurance of the product’s quality and reliability.
Physical Characteristics and Availability
The KBIC-120 (9429) DC Drives Chassis has a compact design, measuring 4.6 x 3.6 x 1.3 inches and weighing 0.01 ounces. It is available worldwide from authorized KB Electronics distributors, making it easily accessible for customers across the globe.
Conclusion
The KBIC-120 (9429) DC Drives Chassis is a high-performance control designed for PM, shunt, and AC/DC motors. Its impressive features, including a 50:1 speed range, load regulation of 1%, and robust protection against electrical disturbances, make it an attractive solution for a wide range of applications. The requirement for a plug-in horsepower resistor adds flexibility in configuring the drive to match specific motor requirements. With its compact design, certifications, and availability, the KBIC-120 (9429) DC Drives Chassis is a reliable and efficient solution for motor control applications.
