Description

The Bosch Rexroth BTV04.2GN-FW is a state-of-the-art, digitally controlled frequency inverter from the Bosch Rexroth Featly series, specifically engineered for precise and efficient speed control of standard three-phase asynchronous motors. This compact and versatile drive is designed to optimize motor performance in a wide array of industrial applications, providing smooth starting, stopping, and speed regulation to enhance process quality, reduce mechanical stress, and achieve significant energy savings. The Bosch Rexroth BTV04.2GN-FW integrates seamlessly into modern automation environments, offering a robust and user-friendly solution for both simple and complex motion control tasks.

As a key component in the Featly family, this inverter is built with a focus on reliability and ease of use. It features advanced sensorless vector control technology, which ensures high starting torque and excellent speed stability even under varying load conditions, making it superior to standard V/f control methods. The value of the Bosch Rexroth BTV04.2GN-FW extends beyond basic motor control; it incorporates intelligent functions like built-in PLC capability, multiple preset configurations, and comprehensive diagnostic features. This allows machine builders and plant operators to simplify system design, minimize wiring, and improve overall equipment effectiveness by preventing downtime through early fault detection and clear status indications.

BTV04.2GN-FW REXROTH

Technical Specifications

Parameter Name	Parameter Value
Product Model	BTV04.2GN-FW
Manufacturer	Bosch Rexroth
Product Type	Frequency Inverter / AC Drive
Rated Output Power	4.0 kW / 5.5 HP
Rated Output Current	9.5 A
Input Voltage	3-phase, 380 – 480 VAC, 50/60 Hz
Output Voltage	0 – Input Voltage (3-phase)
Control Method	Sensorless Vector Control (SVC), V/f Control
Communication Interfaces	Built-in Fieldbus (FW suffix denotes Fieldbus option, e.g., PROFIBUS, PROFINET, or others)
Digital I/O	Multiple programmable digital inputs and relay outputs
Analog I/O	Analog input and analog output
Protection Class	IP20 / UL Open Type
Operating Temperature	-10°C to +50°C (with derating above 40°C)
Enclosure	Compact, book-style design for side-by-side mounting

Main Features and Advantages

The Bosch Rexroth BTV04.2GN-FW boasts a suite of advanced features that deliver tangible advantages. Its integrated fieldbus interface (indicated by the -FW suffix) is a major benefit, enabling seamless and high-speed communication with higher-level controllers like PLCs or DCS systems over networks such as PROFIBUS-DP or PROFINET. This integration simplifies wiring, streamlines data exchange for monitoring and control, and allows for centralized parameter management. The drive’s built-in application macros, or pre-programmed configurations, allow for rapid commissioning, drastically reducing setup time for common applications like pumps, fans, or conveyors.

A key advantage is its energy efficiency functionality. The Bosch Rexorth BTV04.2GN-FW includes an Energy Savings mode that automatically optimizes the magnetizing current of the motor based on the actual load, reducing energy consumption significantly in partial load applications, which is common for pumps and fans. Furthermore, its robust design ensures reliable operation in demanding industrial environments. Features like a built-in brake chopper (for dynamic braking), comprehensive electronic motor protection, and a resilient coating on the PCB protect the drive from overloads, power fluctuations, and harsh conditions, maximizing uptime and lifespan.

Application Field

The Bosch Rexroth BTV04.2GN-FW is exceptionally versatile, finding its place in a multitude of industries that require reliable and efficient motor speed control. It is a prime choice for material handling systems, where it precisely controls conveyor belt speeds, synchronizes multiple lines, and manages the smooth acceleration and deceleration of sorting systems, preventing product damage and jams. In the automotive and general manufacturing sectors, the drive is used to power machine tool axes, control pumps for coolant systems, and operate fans for ventilation and cooling processes.

A highly significant application is in building automation and HVAC (Heating, Ventilation, and Air Conditioning), where the Bosch Rexroth BTV04.2GN-FW is extensively used for controlling pumps and fans. By adjusting the motor speed to match the actual demand instead of running at a constant speed, it achieves dramatic energy savings, often reducing energy consumption by over 50% compared to traditional throttling methods. This makes the BTV04.2GN-FW an indispensable component for achieving sustainability goals and reducing operational costs in commercial buildings, water treatment plants, and industrial facilities.

BTV04.2GN-FW REXROTH

Related Products

Rexroth BTV01.2GN-FW: A lower power rating (1.5 kW) drive in the same series, suitable for smaller motors.

Rexroth BTV07.2GN-FW: A higher power rating (7.5 kW) drive for larger motor control applications.

Rexroth MKD Series Servo Motors: High-performance motors often used in conjunction with Rexroth drives for precise positioning tasks.

Rexroth IndraDrive: The company’s premium servo drive system, of which the Featly series is a complementary, cost-effective solution for simpler applications.

Rexroth HMV01.1N-W0016: A standard asynchronous motor designed for optimal performance when paired with the BTV04.2GN-FW drive.

Rexroth R911413101: A braking resistor, an optional accessory for the BTV04.2GN-FW to dissipate braking energy in high-inertia applications.

Rexroth R911413102: An external filter kit for reducing electromagnetic interference (EMI), ensuring compliance with regulatory standards.