Skip to Content View our accessibility statement

JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser.

ACS550-U1-157A-4

ABB Drives, ACS550 Series

Product Details
Alternatives
Accessories
Recommended Items

ACS550-U1-157A-4

ABB Drives, ACS550 Series

Skip to the end of the images gallery

Skip to the beginning of the images gallery

ACS550-U1-157A-4

ABB Drives, ACS550 Series

ACS550 AC Drv, 3P 480V In, 125HP,

MFG Item Number

ACS550-U1-157A-4

Series

ACS550

More specs

This item cannot be canceled or returned

Obsolete

Request Lead Time

Repair Yours

Is something broken or in need of attention? Start your repair request here, and we'll take care of it

Request Repair

Description

Drives, ACS550 Series

Item #

ACS550-U1-157A-4

ACS550 AC Drv, 3P 480V In, 125HP,

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)

Videos

Specifications

Specifications
Manufacturer Part Number	ACS550-U1-157A-4
Manufacturer	ABB
Product Series	ACS550
Family Series	ABB Drives, ACS550 Series
Description	ACS550 AC Drive, 3-380-480V In, 125HP, 157A, Type 1/IP21, 1.1 overload, Advanced, 35 x 11.9 x 15.8 in, Wall
Phase	3
HP (Constant Torque Rating)	100 hp
HP (Variable Torque Rating)	125 hp
Amps (Constant Torque Rating)	124 A
Amps (Variable Torque Rating)	157 A
Brake	DC Injection, Dynamic Braking Transistor Optional (External)
Closed Loop	Optional
AC Line Regenerative	No
Operator Controls	Keypad Included
NEMA Rating	NEMA 1
Motor Control-Max Level	Open Loop Vector (Sensorless Vector)
Mounting	Panel
Nominal Input Voltage	380 VAC, 415 VAC, 480 VAC
AC Voltage	380-480 VAC
Frequency	500 Hz
Frame Size	UX1-6
Protection Rating	IP21
Dynamic Braking	Optional (External)
Height	35 "
Width	11.9 "
Depth	15.8 "
Comments	Advanced Control Panel incl. graphic backlit display capable of displaying 3 values or bar graphs.
Net Weight	152 lbs
Gross Weight	192 lbs