Delta EL Series VFD (Variable Frequency Drive) – 3-Phase Input Models (VFD004EL43A to VFD037EL43A)

The Delta EL Series VFD, including models VFD004EL43A, VFD007EL43A, VFD015EL43A, VFD022EL43A, and VFD037EL43A, are high-performance, compact drives designed for efficient control of standard 3-phase AC motors.

Engineered for 3-phase 400V AC input, these drives provide sensorless vector control, precise PID regulation, and robust torque performance, making them ideal for a wide range of industrial automation needs. Their slim form factor ensures easy panel integration in space-constrained environments.

Whether you’re automating a fan, pump, conveyor, or blower, the Delta EL Series delivers reliable motor control, energy efficiency, and seamless communication with industrial systems via Modbus RTU.

🔍 Features – Delta EL Series VFD (3-Phase VFDs)

Supported Models: VFD004EL43A, VFD007EL43A, VFD015EL43A, VFD022EL43A, VFD037EL43A

• Input Voltage: 3-phase 380–480V AC (±10%)

• Output Voltage: 3-phase 0–480V AC

• Output Frequency Range: 0.1 to 600 Hz

• Power Ratings: 0.5 HP to 5 HP

• Control Method: Sensorless Vector Control / V/F Control

• PID Control: Built-in with fast autotuning response

• Torque Boost: Auto and manual boost available

• Starting Torque: 150% at 5 Hz

• Carrier Frequency: 2–12 kHz adjustable

• Display Panel: 4-digit LED with operation status indicators (FWD/REV/RUN/STOP)

• Keypad: Built-in; supports optional remote keypad extension

• Braking: Internal DC braking (no external resistor required)

• EMC Compliance: Built-in EMC filter with removable RFI jumper

• Protection Features: Overvoltage, overload, overcurrent, short-circuit, ground fault, stall prevention

• Enclosure Rating: IP20

• Cooling: Natural air convection (≤2 HP), fan-cooled (≥3 HP)

• Mounting: DIN rail or vertical panel mounting

🧰 Typical Applications

• HVAC fans and exhaust systems

• Centrifugal and booster pumps

• Industrial belt conveyors

• Blowers and compact compressors

• Packaging and dosing machines

• OEM control panels and process skids

🔗 Compatibility

• Motor Types: All standard 3-phase AC induction motors

• Automation Integration: Seamless communication with Delta PLCs, HMIs, and sensors via RS-485 (Modbus RTU)

• Expansion Accessories: DIN rail kits, EMI filters, keypad extension cables, line reactors