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Item Number: ACS550-U1-157A-4
Brand: ABB
Item Category:Drives
Subcategory: AC
Series: ACS550
Nominal Input VAC: 480 Volts AC
Input Range VAC: 380 to 480 Volts AC
Input Phase: 3
HP (CT): 100 Horsepower
Amps (CT): 124 Amps
HP (VT): 125 Horsepower
Amps (VT): 157 Amps
Max. Frequency: 500 Hertz
Braking Type: DC Injection;Dynamic Braking Transistor Optional (External)
AC Line Regenerative?: No
Closed Loop: Optional
Motor Control-Max Level: Open Loop Vector (Sensorless Vector)
Operator Controls: Keypad Included
Enclosure Rating: NEMA 1;IP21
Comments: Advanced Control Panel incl. graphic backlit display capable of displaying 3 values or bar graphs.
Mounting: Panel
Frame Size: UX1-6
Package: ACS550R6IP21
Picture Number 2: ACS-CP-A
H x W x D: 35 in x 11.9 in x 15.8 in
Net Weight: 152 lb
Gross Weight: 192 lb

AC Drives, ACS550 Series

Item# ACS550-U1-157A-4 - Drive, AC, 100HP, 480V, 124A, CT, N1 480Vin 3PH 125HP 157A VT 35.0"Hx11.9"Wx15.8"D ACS550

ACS550 Series Information
  • General Purpose
  • Sensorless Vector Control
  • 0.75 to 550hp
  • 240V to 600V, 1 & 3-Phase
  • NEMA 1 (IP21), NEMA 12 opt.

The ABB ACS550 standard drive is simple to select, install, configure and use, saving considerable time. The drive has common user and process interface with fieldbus, common software tools for sizing, commissioning, maintenance, and common spare parts. Typical applications include pump, fan and constant‑torque use, such as conveyors.

  • Easy installation & trouble‑free start‑up
  • Advanced control panel permitting intuitive operation
  • Patented swinging choke for superior harmonic reduction
  • Integral EMC filter for 1st environment as standard
  • Built‑n Modbus & numerous internally mountable fieldbus adapters
  • UL, cUL listed and CE approved (600V product is CSA approved, not CE)