Bosch Rexroth VFC 3210 Variable Frequency Drive

💡 Product Introduction (Product Brief)

The **Rexroth VFC 3210** is a multi-functional **mini-type frequency converter (Variable Frequency Drive - VFD)** designed primarily for machinery applications. It offers an economical and compact drive solution with enhanced V/f (Voltage/Frequency) control.

Its compact design allows for **side-by-side mounting**, making it highly suitable for installation in cabinets where space is limited.

* **Manufacturer:** Bosch Rexroth

* **Target Applications:** General machinery sectors such as woodworking, packaging, food processing, and HVAC (Heating, Ventilation, and Air Conditioning) systems.

* **Key Design Feature:** "Smart & Delicate" compact design, focusing on ease of installation and commissioning.

## 📋 Product Parameters (Specifications)

The VFC 3210 covers a specific power range with different input voltage options:

| Parameter Category | 1-Phase 200 VAC Input Models | 3-Phase 400 VAC Input Models |

| :--- | :--- | :--- |

| **Rated Output Power (Heavy-Duty)** | 0.4 kW to 2.2 kW | 0.4 kW to 4.0 kW |

| **Mains Voltage Range** | 200–240 V ±10% | 380–480 V (+10% / -15%) |

| **Supply Frequency** | 50/60 Hz ±5% | 50/60 Hz ±5% |

| **Output Frequency Range** | 0 to 400 Hz | 0 to 400 Hz |

| **Control Technology** | Enhanced V/f Control | Enhanced V/f Control |

| **Overload Capacity** | 150% for 60 seconds (Heavy-Duty) | 150% for 60 seconds (Heavy-Duty) |

| **Start-up Torque** | 150% at 3 Hz | 150% at 3 Hz |

| **Communication** | Built-in Modbus RTU | Built-in Modbus RTU |

| **Protection Category** | IP20 | IP20 |

## ⚙️ Functions (Features)

The VFC 3210 includes several key functions for robust operation and ease of use:

* **Integrated Control:** Built-in **PID control** for process regulation (e.g., pressure, flow).

* **Torque Management:** Features like torque compensation and over-excitation control.

* **Speed Control:** Multi-speed control and automatic speed capture (speed tracing).

* **Cooling System:** Free cooling up to 1.5 kW models; detachable fan for models above 1.5 kW for easy maintenance.

* **Operation:** Fixed LED operating panel with structured parameter groups for convenient setup.

* **Protection:** Comprehensive protection against phase failure, short circuit, grounding short circuit, overcurrent, overvoltage, and motor overheating.

## 📏 Dimensions and Weight

Dimensions vary based on the power rating (W x H x D in millimeters):

| Model Example (Partial P/N) | Rated Power (Heavy Duty) | Net Weight (Approx.) | Dimensions W x H x D (mm) |

| :--- | :--- | :--- | :--- |

| **VFC3210-0K40-1P2** | 0.4 kW (1-Ph) | 0.90 kg | 90 x 146 x 105 |

| **VFC3210-1K50-3P4** | 1.5 kW (3-Ph) | 1.46 kg | 95 x 196 x 125 |

| **VFC3210-4K00-3P4** | 4.0 kW (3-Ph) | ~2.18 kg | 120 x 221 x 130 |

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