A-B 20AC072A0AYNANC0 PowerFlex 70 AC Drive

Allen‑Bradley 20AC072A0AYNANC0

PowerFlex 70 AC Drive (37 kW / 50 HP, 400V)

Specifications

• Input Voltage: 380–480 VAC, 3‑phase, 50/60 Hz
• Output Power:
  • Normal Duty: 37 kW (50 HP)
  • Heavy Duty: 30 kW (40 HP)
• Output Current: 72 A (continuous)
• Frame Size: E Frame
• Enclosure: IP20 / NEMA Type 1, panel mount, conformal coated
• Control: Enhanced sensorless vector control (no feedback)
• I/O: 6× digital inputs, 2× analog inputs, 1× analog output
• Max Output Frequency: 500 Hz
• Brake: Brake IGBT installed (no internal brake resistor)
• EMC Filter: Integrated (CE compliant)
• HMI: No HIM (blank plate)
• Communication: No comm module (optional)
• Dimensions (W×H×D): ~220 × 350 × 180 mm
• Weight: ~18 kg
• Certifications: UL, cUL, CE, CCC, RoHS
• Status: Active

Key Features

• Compact, zero‑stacking design: Side‑by‑side mounting without gaps saves panel space
• Sensorless vector control: High torque across speed range, no encoder needed
• Integrated EMC filter: Meets CE requirements out of the box
• Conformal coating: Protects against dust, moisture, and corrosive environments
• Brake IGBT onboard: Supports dynamic braking (external resistor required)
• Fast current limit & bus regulation: Minimizes tripping during acceleration/deceleration
• Flying start: Smoothly connects to rotating loads without speed feedback