AS3 Series 200 HP Drive | Toshiba VFAS3-4132KPC

The Toshiba VFAS3-4132KPC is a top-tier high-performance AC drive from the AS3 series, engineered for heavy-duty industrial applications. This 200 HP, 460V open-frame drive delivers unparalleled control with V/Hz, Flux Vector Control (FOC), and torque modes, offering maximum flexibility and power for the most demanding motor control tasks.

Core Technical Specifications

• Brand & Model: Toshiba VFAS3-4132KPC
• Series: AS3 Series High-Performance Drive
• Rated Power: 200 HP
• Supply Voltage: 3-Phase, 460 VAC Input & Output
• Current Rating: 250 A (Constant Torque), 302 A (Variable Torque)
• Frame Size: A6
• Enclosure: Open Frame (IP00), requires installation in a protective cabinet.

Advanced Control & Performance

• Control Modes: V/Hz, Sensorless Flux Vector Control (FOC), Encoderless/Encoder Torque Control.
• Frequency Range: 0.1 Hz to 590 Hz output for precise speed control.
• Carrier Frequency: Adjustable from 1 to 8 kHz.
• Dynamic Braking: Requires an external dynamic braking unit and resistor.
• Safe Torque Off (STO): Integrated safety function for secure maintenance.
• Integrated Features: Built-in DC reactor and EMC filter.

Communication & Connectivity

• Network Ports: Dual 10/100 Mbps Ethernet (RJ45) and one RS-485 (RJ45).
• Supported Protocols: EtherNet/IP, Modbus TCP, Modbus RTU, built-in web server (HTTP).
• Expansion: Optional cards for EtherCAT, encoder feedback, and additional I/O.

I/O & System Integration

• Analog Inputs: 3 channels (0-20 mA / 4-20 mA, ±10 VDC).
• Analog Outputs: 2 channels (0-20 mA, 0-10 VDC).
• Digital Inputs: 8 programmable inputs, 24 VDC sinking/sourcing.
• Digital Outputs: 3 relay outputs (1 Form C, 2 Form A).

Physical & Environmental Data

• Operating Temperature: -15°C to +50°C (5°F to 122°F).
• Mounting: Panel or wall mount within a suitable enclosure.
• Motor Compatibility: 3-phase induction and permanent magnet AC motors.
• Certifications: Complies with UL, CSA, CE, and RoHS standards.

Frequently Asked Questions (FAQ)

What type of applications require a 200 HP drive like this?

This drive is built for heavy-duty applications such as large compressors, extruders, crushers, main winder/unwinder drives, and high-power pump or fan systems in industries like mining, metals, and plastics.

What does "open frame" (IP00) enclosure mean?

It means the drive has no built-in protective enclosure. It must be installed inside a properly rated industrial control cabinet (e.g., UL Type 1 or 12) that provides protection against dust, moisture, and accidental contact.

Why is an external dynamic braking unit required?

At 200 HP, the energy generated during deceleration or from overhauling loads is immense. An external, properly sized braking unit and resistor are required to safely dissipate this regenerative energy, as the internal drive components cannot handle it alone.

How does the built-in DC reactor benefit the system?

The DC reactor improves input power factor, reduces harmonic distortion on the power line, and protects the drive from power supply spikes, enhancing overall system efficiency and reliability.

Can this drive be networked into a plant-wide control system?

Absolutely. With its dual Ethernet ports supporting EtherNet/IP and Modbus TCP, it can be seamlessly integrated into modern Industrial Ethernet networks for centralized monitoring and control.