VCIB-11 Vectrive AC Servo Drive
June 08, 2026

VCIB-11 Vectrive AC Servo Drive

The VCIB-11 is a high-performance 5.5 kW AC servo drive manufactured by Reliance Electric, designed for industrial vector motion control applications. As part of the Vectrive AC series, it integrates advanced power conversion, precise control algorithms, and robust hardware to deliver reliable, high-accuracy control of AC servo motors in demanding automation environments. Though discontinued by the original manufacturer, it remains a trusted solution for legacy system maintenance and high-torque motion tasks.

Description

VCIB-11 Vectrive AC Servo Drive

Overview

The VCIB-11 is a high-performance 5.5 kW AC servo drive manufactured by Reliance Electric, designed for industrial vector motion control applications. As part of the Vectrive AC series, it integrates advanced power conversion, precise control algorithms, and robust hardware to deliver reliable, high-accuracy control of AC servo motors in demanding automation environments. Though discontinued by the original manufacturer, it remains a trusted solution for legacy system maintenance and high-torque motion tasks.

Key Features

  • 5.5 kW High Power Output: Delivers consistent 5.5 kW power for moderate to high-torque applications, supporting heavy-duty motor control.

  • Advanced Vector Control: Equipped with high-bandwidth vector control algorithms, ensuring precise speed, position, and torque regulation for dynamic loads.

  • Integrated Power Modules: Combines converter, inverter, and relay modules with an internal cooling unit for efficient power conversion and thermal management.

  • User-Friendly Configuration: Pre-installed with Zterm (Windows-based software) and a front-panel keypanel for intuitive parameter setup and monitoring.

  • Robust Industrial Construction: Gray metallic enclosure with cobalt blue and black front-panel stripes, offering durability against vibration, dust, and electrical noise.

  • Comprehensive Protection: Built-in overvoltage, undervoltage, overcurrent, short circuit, and overtemperature protection safeguards the drive and connected motors.

  • Wide Motor Compatibility: Works with standard AC servo motors, supporting incremental encoder feedback for closed-loop positioning.

Technical Specifications

  • Model: VCIB-11

  • Series: Vectrive AC

  • Manufacturer: Reliance Electric

  • Rated Power: 5.5 kW

  • Control Method: Vector control (speed, position, torque modes)

  • Feedback Compatibility: Incremental encoder

  • Internal Components: Converter module, inverter unit, relay module, cooling fan

  • Configuration Interface: Front-panel keypanel, Zterm software (Windows)

  • Enclosure: Gray metallic protective cover

  • Dimensions (H × W × D): 381mm × 381mm × 483mm (15" × 15" × 19")

  • Net Weight: 15.88 kg

  • Operating Temperature: 0°C to +45°C

  • Status: Discontinued (original manufacturer), available as refurbished/ surplus units

Typical Applications

The VCIB-11 is ideal for industrial automation applications requiring precise motion control and high power output. Common uses include CNC machine tools, robotic systems, automated assembly lines, packaging machinery, and material handling equipment such as conveyors and hoists. It also serves as a reliable drop-in replacement for aging Vectrive AC series drives in legacy industrial systems.

Advantages

  • High Precision & Stability: Advanced vector control ensures accurate, repeatable motion control for complex industrial tasks.

  • Heavy-Duty Reliability: Industrial-grade components and integrated cooling enable continuous operation in harsh environments.

  • Easy Integration & Setup: Intuitive software and keypanel configuration reduce setup time and simplify system integration.

  • Legacy System Compatibility: Direct replacement for older Vectrive AC models, extending the service life of existing automation infrastructure.

  • Proven Performance: Field-tested in industrial settings, delivering consistent, high-efficiency motor control for decades.


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