Control Techniques Commander C C300-034 4 kW AC Variable Frequency Drive (VFD)

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Control Techniques Commander C C300-034 (4 kW)

Industrial AC Variable Frequency Drive (VFD)

Control Techniques Commander C C300-034 is a robust industrial variable frequency drive designed for precise speed and torque control of AC motors in demanding automation environments. Built in the UK, the Commander C series combines reliability, flexible control modes, and rich I/O for pumps, fans, conveyors, compressors, and general machinery.

Key Technical Specifications

• Series: Commander C

• Model: C300-034

• Rated Power: 4 kW (≈5.5 HP)

• Drive Type: AC Variable Frequency Drive (VFD)

• Supply Voltage: 3-phase 380–480 VAC, 50/60 Hz

• Output: 3-phase, variable voltage/frequency

• Typical Rated Output Current: ~8–9 A

• Overload Capacity: up to 150% for 60 s

• Control Modes:

  • V/Hz (scalar)

  • Sensorless Vector Control (RFC-A)

• Motor Types: Induction (IM); PM motors with configuration

• Protection / Enclosure: IP20

• Cooling: Forced air (fan)

• Ambient Temperature: −10…+40 °C (no derating)

I/O, Communication & Control

• Built-in I/O: Digital inputs/outputs; analog I/O (0–10 V, 4–20 mA)

• Communications (options): Modbus RTU, CANopen, PROFIBUS, EtherNet/IP

• Functions: Auto-tune, integrated PID, DC braking, ramp control, motor thermal protection, energy-saving modes

• Programming: Keypad or PC software (Connect / SyPTLite)

• Encoder Support: via optional modules

Certifications & Compliance

• CE, UL / cUL Listed, UKCA, EAC

• Industrial Control Equipment

Factory Label Data (from unit)

• Firmware: 01.11.02.04

• Date Code: 2245

• Order No.: 21526956

• Serial No.: M224405121

• Manufactured in: UK

  Typical Applications

  • Pumps & HVAC systems

  • Conveyors and material handling

  • Compressors

  • Machine tools and production lines

  • General industrial automation