VFD1A0MS21ANSAA Micro Drive | Delta 0.25HP

Delta VFD1A0MS21ANSAA Micro Variable Frequency Drive

The Delta VFD1A0MS21ANSAA represents the smallest member of the MS300 series family. This micro drive delivers precise speed control for the most compact motor applications. It maintains full functionality despite its minimal footprint.

Electrical Specifications

• Manufacturer: Delta Electronics
• Product Code: VFD1A0MS21ANSAA
• Input Specification: 200-240V AC, Single Phase, 50/60Hz
• Output Capacity: 0.25 Horsepower (0.18 Kilowatts)
• Current Rating: 1.0 Amps maximum output current
• Frequency Control: 0.5 to 599 Hz adjustable range
• Efficiency Rating: >97% typical operating efficiency

Physical Characteristics

• Product Mass: 1.8 Pounds (0.82 kilograms)
• Enclosure Size: 2.36" W × 4.33" H × 3.94" D (60×110×100mm)
• Cooling Method: Natural convection, fanless design
• Mounting Style: DIN rail or panel mounting compatible

Performance Features

• Control Methods: V/F control with automatic torque boost
• Speed Range: 1:40 constant torque operation
• Acceleration: 0.1 to 3600 seconds adjustable
• Braking: DC injection braking standard
• Carrier Frequency: 2.0 to 16.0 kHz adjustable

Environmental Specifications

• Operating Temperature: -10°C to +40°C (14°F to 104°F)
• Storage Temperature: -20°C to +60°C (-4°F to 140°F)
• Humidity Range: 5% to 95% non-condensing
• Altitude Rating: Up to 1000 meters without derating
• Vibration Resistance: 2.0G maximum (10-60Hz)

Application Solutions

• What applications suit this drive? Small conveyors, pumps, and fans
• What motor types are compatible? Standard 3-phase induction motors
• Is external braking required? Built-in DC injection braking included