Delta VFD007B21A Inverter

Description:

The Delta VFD007B21A AC drive is used in industrial automation systems to provide variable frequency motor control for precise speed and torque regulation in general-purpose applications. Commonly installed in pumps, fans, conveyors, and HVAC systems where reliable and efficient motor control is required. Maintenance teams and system integrators use this drive for system upgrades, energy efficiency improvements, and replacement of existing AC drives.

Applications:

The Delta VFD007B21A drive is widely used in industrial and commercial environments requiring consistent and adjustable motor performance. It is deployed in water and wastewater systems, material handling equipment, compressors, elevators, and ventilation systems to regulate motor speed, reduce energy consumption, and improve overall system efficiency and reliability.

Technical Specifications:

• Manufacturer: Delta Electronics
• Manufacturer Part Number: VFD007B21A
• Product Series: VFD-B Series
• Product Type: Variable Frequency Drive (VFD)
• Input Voltage: 200–240 VAC
• Input Phase: Single-phase or three-phase (model dependent)
• Output Power: 0.75 kW (1 HP typical for this frame size)
• Control Methods: V/Hz control, sensorless vector control, closed-loop vector capable
• Output Frequency Range: Up to 400–2000 Hz (series capability)
• Torque Type: Constant torque
• Communication Interfaces: RS-485 (Modbus), optional expansion cards
• Built-in Functions: PID control, programmable parameters, keypad interface
• Protection Features: Overcurrent, overvoltage, overload, and thermal protection
• Enclosure Rating: NEMA 1 / IP20
• Cooling: Forced air cooling
• Mounting: Panel-mounted industrial drive
• Application: General-purpose motor speed control

Common Replacements:

• Delta VFD007EL21A Drive
• Delta VFD007E21A Drive
• Delta VFD2A7MS21ANSAA Drive