Worldwide Electric | WDG2 | VFD | 3 HP | 460V | NEMA 1

Worldwide Electric WDG20022-4 Variable Frequency Drive

The WDG20022-4 is part of the WorldDrive G2 (WDG2) series, a general-purpose NEMA 1 variable frequency drive engineered for precise motor control in HVAC and industrial refrigeration applications. This drive delivers reliable performance with integrated speed potentiometer, remote keypad compatibility, and optional communication cards.

Technical Specifications

• Input Voltage: 460V AC, Three Phase (-15%, +10%)
• Output: 460V AC, Three Phase
• Rated Power: 3 HP (Constant Torque / Heavy Duty - 150% Overload)
• Output Current: 5.5A (Heavy Duty), 6.9A (Normal Duty)
• Enclosure Rating: NEMA 1 / IP20 (Indoor, General Purpose)
• Control Method: V/f Control, Sensorless Vector Control
• Output Frequency: 0-400 Hz (Sensorless: 0-300 Hz)
• Carrier Frequency: 1-15 kHz
• Dimensions (H x W x D): 7" x 4" x 6.3"
• Approximate Weight: 3.1 lbs

Key Features

• 150% overload capacity for 60 seconds (Heavy Duty mode)
• V/f Slip Compensation control and Sensorless Vector Control
• Built-in Modbus-RTU and PID loop control
• Dynamic braking with optional external resistors
• Ground fault protection and manual/automatic torque boost
• Conformal coated printed circuit boards for durability
• Compact footprint for space-constrained installations

Applications

Designed for contractors and system integrators working with commercial HVAC systems, refrigeration equipment, pumps, fans, and industrial process control. Perfect for retrofit installations requiring energy-efficient motor control from 0.5 to 30 HP.

Certifications & Compliance

UL listed, cUL listed, CE certified. Professional installation required. Complies with industrial control equipment standards.