Delta EL Series VFD (Variable Frequency Drive) – 1 Phase Input (VFD002EL21A to VFD022EL21A) (0.025HP to 3HP)

The Delta EL Series VFDs, including models VFD002EL21A, VFD004EL21A, VFD007EL21A, VFD015EL21A, and VFD022EL21A, are advanced sensorless vector control drives engineered for compact motor control solutions.

Designed for 1-phase 230V input and 3-phase motor output, this series ensures reliable performance in demanding environments while maintaining a small footprint—perfect for machine-level integration.

Whether you need speed regulation for a small fan, pump, or conveyor, Delta’s EL Series offers high precision, efficient torque delivery, and energy savings. With support for multiple communication and control features, these drives are ideal for OEM panels, HVAC systems, and compact automation.

🔍 Features – Delta EL Series (1-Phase VFDs)

• Supported Models: VFD002EL21A, VFD004EL21A, VFD007EL21A, VFD015EL21A, VFD022EL21A

• Input Voltage: 1-phase 200–240V AC (±10%)

• Output Voltage: 3-phase 0–240V AC

• Output Frequency Range: 0.1 to 600 Hz

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

• PID Control: Built-in with fast response and tuning options

• Torque Boost: Automatic and manual adjustment

• Carrier Frequency: 2–12 kHz adjustable

• Display Panel: 4-digit LED with FWD, REV, RUN, and STOP indicators

• Keypad: Integrated; optional remote keypad supported

• Braking: Internal DC braking circuit

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

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

• Enclosure Rating: IP20

• Mounting: Vertical surface or DIN rail

• Cooling: Natural air cooling or forced fan (model dependent)

🧰 Typical Applications

• Exhaust fans and blowers

• Water supply pumps

• Belt conveyors

• Small mixers and grinders

• HVAC dampers and compact compressors

• OEM control panels and laboratory setups

🔗 Compatibility

• Compatible with all standard 3-phase AC induction motors

• Integrates easily with Delta PLCs, HMIs, temperature controllers, and sensors

• Optional accessories: AC line reactor, EMI filter, keypad extension, DIN kits