Delta VFD007EL43A VFD-EL Drive 1 HP 480V 3-Phase

VFD007EL43A Delta AC Drive Micro Type for Precise Motor Control

Product Introduction

The Delta VFD007EL43A belongs to the VFD-EL series, which stands out as a multiple-function micro drive. This model accepts a nominal input of 480 Volts AC with a range of 380 to 480 Volts AC. It operates with three-phase input and delivers 2.5 Amps of continuous current. The drive supports a maximum output frequency of 600 Hertz, making it suitable for a wide variety of speed control applications. Furthermore, its built-in controls simplify operation, while the integrated EMI filter ensures compliance with electromagnetic compatibility standards.

Technical Specifications

This section details the core technical parameters of the Delta VFD007EL43A drive. The input voltage range is broad, accommodating 380 to 480 Volts AC. Its continuous current rating is 2.5 Amps, and the power rating is 1 HP (0.75 kW). The control method is based on V/Hz (scalar) control, which is reliable for general-purpose motor speed regulation. Additionally, the braking system combines DC injection and dynamic braking, with the dynamic braking transistor already included inside the unit.

The built-in keypad provides immediate access to drive settings and status monitoring. High-precision current detection enhances protection against overloads. This VFD-EL drive also features a high switching frequency and low noise operation. Meanwhile, the IP20 enclosure rating offers protection against solid objects larger than 12mm, making it suitable for control cabinet installation. The unit's maximum output frequency reaches 600 Hz, enabling high-speed motor operation when required.

Mechanical and Environmental Parameters

For proper integration into your system, physical dimensions are critical. The VFD007EL43A has a compact footprint with a height of 6.86 inches, a width of 2.83 inches, and a depth of 5.36 inches. Its frame size is classified as "A," which allows for side-by-side installation thanks to the easy DC bus sharing design. The gross weight of this unit is approximately 1.8 kg.

Furthermore, the drive operates efficiently in ambient temperatures ranging from -10°C to +50°C. Storage temperature extends from -20°C to +60°C. The relative humidity should remain below 90% (non-condensing). Additionally, vibration resistance is rated at 1G for frequencies under 60Hz, ensuring stable performance in industrial environments. This combination of compact size and robust environmental tolerance makes the Delta VFD007EL43A a versatile choice for many facilities.

Installation Guidelines

Installing the VFD-EL series drive requires careful attention to mounting and wiring. First, ensure the mounting surface is flat and vertical for optimal heat dissipation. Use the provided mounting holes on the frame size A chassis to secure the unit. Maintain sufficient clearance around the drive—at least 50mm on both sides and 100mm above and below—for adequate airflow.

When wiring the Delta VFD007EL43A, always connect the input power to terminals R, S, and T with the correct phase sequence. The motor leads should connect to terminals U, V, and W. For safety, ground the unit properly using the designated grounding terminal. Moreover, install the recommended fuses or circuit breakers on the input side to protect against short circuits. The built-in RFI switch can be adjusted to reduce leakage current, especially in sensitive installations. After wiring, power up the unit and use the built-in keypad to set the motor parameters before starting the motor.

Packaging List

The package for the VFD007EL43A includes the following items:

• Delta VFD-EL series AC drive unit (1 pc)

• Built-in keypad (already attached to the drive)

• User manual (quick start guide)

• Mounting screws and washers (set)

• Cable tie clips for wiring organization

• Plastic protective covers for unused terminals

Note: Cables, motors, and external braking resistors are not included in the package.

Shipping Information

All orders for the Delta VFD007EL43A are shipped via international express carriers. We primarily use FedEx, UPS, and DHL to ensure fast and reliable delivery. Tracking numbers will be provided once the shipment is dispatched. Please allow 3-5 business days for standard delivery, depending on your location. For urgent projects, expedited shipping options are also available upon request.

Frequently Asked Questions (FAQ)

Q1: What is the input voltage range for the VFD007EL43A drive?
A1: The Delta VFD007EL43A accepts a three-phase input voltage from 380V to 480V AC. Its nominal input is 480V AC, making it suitable for standard industrial power supplies in many regions.

Q2: Can this VFD-EL drive be used for single-phase motors?
A2: No, the VFD007EL43A is designed specifically for three-phase induction motors. It requires a three-phase input and provides a three-phase output, which is not compatible with single-phase motor types.

Q3: Does the Delta VFD007EL43A include a built-in braking resistor?
A3: The drive includes a dynamic braking transistor, but it does not come with an external braking resistor. You will need to purchase and connect a separate resistor if rapid deceleration or high-inertia loads are required.

Q4: What is the maximum output frequency of this VFD-EL drive?
A4: The Delta VFD007EL43A can reach a maximum output frequency of 600 Hertz. This allows for very high-speed motor operation, significantly above the standard 50/60Hz mains frequency.

Q5: How do I reset the drive after an overload fault?
A5: To reset the VFD007EL43A after a fault, press the "STOP/RESET" key on the built-in keypad. Alternatively, you can cycle the input power off and on. Ensure the fault condition (such as motor blockage or overcurrent) is resolved before restarting.