Overview
The ACS550 is designed for system integrators looking for an industrial AC drive that would result in massive energy savings. The AC drive by ABB is both simple in design and yet fits various industrial applications. It can be integrated easily to both variable and constant torque applications and has been successfully used in industries like plastic extrusion or large-scale farming.
Programming the ACS550 is often a simple process as system integrators can on the software tools provided by ABB. The tools provide a comprehensive guide for technical personnel who are tasked to install and program the drives to support team who are in charge of maintaining and supervising the operations of the system.
ABB an industry leader that recognizes the importance of inter-connectivities for its range of AC drives. As such, you’ll find the ACS550 fitted with numerous communication interface to ensure the ease of data collection and remote monitoring. An optional Fieldbus adapter allows the ACS550 to integrate into networks of standard protocols including Profibus, Modbus, CANopen, DeviceNet, and ControlNet.
While the ACS550 is designed to operate in a robust environment, relevant features are included to support troubleshooting and maintenance of the drives. A display panel and status LEDs will reflect the corresponding error code to assist technicians in troubleshooting.
Physical installation of the ACS550 is also an uncomplicated plug and play process and guided with an installation manual provided by ABB. It helps technicians to ensure the correct wire terminations, securely mounting the drive and running through a pre-check list before commissioning the system.
ACS550-U1-012A-4 - Product Highlights:
- 0.75 to 355 kW/1 to 500 Hp
- Vector control
- Built-in EMC filter and Modbus fieldbus interface
- Swinging choke for superior harmonic reduction
- Coated boards for harsh environments
Technical documentation for ABB Drives is available in our
Technical Library.
Superior Drive Performance:
ACS550-U1-012A-4 - Modes Of Operation:
- V / Hz (Constant or Variable)
- Variable Torque Control
- Open-Loop Vector Control
- Closed-Loop Vector Control (with Encoder Option)
ACS550-U1-012A-4 - Performance Features:
- Worldwide availability and service
- Exceptionally compact drives and uniform design
- Quick commissioning with application macros and panel assistants
- Sensorless vector control for induction and permanent magnet motors
- Built-in brake chopper
- High protection class variants for demanding environments
ACS550-U1-012A-4 - Drive Specifications:
- 2 Analog Inputs (0 - 10 VDC, 4 - 20 mA)
- 2 Analog Outputs (4 - 20 mA)
- 6 Digital Inputs (12 - 24 VDC)
- 3 Relay Outputs (12 to 250 VAC or max 30 VDC)
- 0 - 500 Hz operating frequency
- 4 - 16 kHz switching frequency
ACS550-U1-012A-4 - Standard Features:
- UL, cUL, CSA, CE (208-480V) and GOST-R
- Full Graphic and Multilingual Display with Real-time clock and assistant
- Start-Up Assistant with Verify
- Motor ID Run
- Motor Control
- Sensorless Vector and Flux Vector
- Scalar Control
- Input Fuses and Disconnect (ACS550-U2, PD, R5-R8 PC and CC)
- 1st Environment, Restricted CE Approval for 200-480Vtypes (30 m
- motor cable for R1-R6 frame.
- 2nd Environment for R7 & R8
- Two (2) programmable Analog Inputs
- Six (6) programmable Digital inputs
- Two (2) programmable Analog Outputs
- Three (3) Programmable Form C Relay Outputs
- Adjustable filters on Analog inputs and outputs
- Input Speed Signals
- Two (2) Current 0 (4) - 20 mA, 0 (2) - 10VDC
- Increase/Decrease reference Contacts
- Fieldbus adapters (communication modules)
- Start/Stop
- 2 wire control (dry contact closure)
- 3 wire control (momentary dry contacts)
- Adjustable Current Limit
- Adjustable Torque Limit
- Nine (9) Supervision Functions
- Electronic Reverse
- Power Loss Ride-Through
- DC Injection Braking (in Scalar ONLY)
- DC Magnetizing Start (provides maximum starting torque)
- DC Hold
- Flux Braking
- Jog
- Flux Optimization
- Seven (7) Preset Speeds
- Three (3) Critical Speed Lockout Bands
- Self-Tuning Speed Controller
- Automatic Reset Customer Selectable
- Two (2) Independently Adjustable Accel and Decel Ramps
- Linear or Adjustable “S” Curve Accel/Decel Ramps
- Ramp to Stop or Coast to a Stop
- Maximum Frequency Programmable up to 500 Hz
- Two (2) Integral Programmable PID Setpoint Controllers
- Mathematical Functions on Analog Reference Signals
- DC Choke (R1 - R4 Frames) and AC Reactor (R5 Frames & above) Reactor
- Integral Brake Chopper (R1 & R2 Frames)
- Reference Trim
- Mechanical Brake Control
- Emergency Ramp Stop
- Built-in Modbus RTU
- Maintenance Calculator (v3.11a+)
- Serial Communications Assistant (v3.11a+)
- Drive Performance Optimization Assistant (v3.11a+)
- User-defined Underload Curve (v3.11a+)
- Coated Boards
ACS550-U1-012A-4 - Preprogrammed Fault Functions:
- AI (1,2 Loss)
- Encoder Error
- Panel Loss
- Assistant External Fault
- Motor Thermal Protection
- Stall Protection
- Underload
- Motor Phase Loss
- Ground Fault
- Communications Fault
- Supervision of optional IO
ACS550-U1-012A-4 - Preprogrammed Protections:
- Overcurrent
- Short Circuit and Ground Fault
- Overvoltage (Intermediate Circuit)
- Undervoltage (Intermediate Circuit)
- Input Phase Loss and Output Miswiring
- Drive and Motor Overtemperature
- Internal fault
- Overspeed
- Input power to Output (R1-R4)
ACS550-U1-012A-4 - Available Options:
I/O Options
- 3 Relay Extension Module OREL-01
- 115/230V Digital Interface Module OHDI-01
- Pulse Encoder Interface OTAC-01
Fieldbus Adapter Modules
- DeviceNet RDNA-01
- Profibus-DP RPBA-01
- ControlNet RCNA-01
- CANopen RCAN-01
- Ethernet/IP and Modbus/TCP RETA-01
- Profinet IO and Modbus/TCP RETA-02
Other Options
- Dynamic Braking Units and Choppers
- DriveWindow Light®-based Start-up &
- Programming
- Fan Replacement Kits
- NEMA 12 or 4X Remote Panel Mounting Kit
- Flange Mounting Kits (R1 – R6)
- FlashDrop
- Drive with Disconnect or Circuit Breaker
- Drive with Bypass
- NEMA 3R Enclosure
- NEMA 12 Enclosure
Saving Time In Installation And Commissioning
The drive’s compact and uniform dimensions facilitate multiple drive solutions and cabinet installations. Different mounting options enable flexible installation in restricted spaces. With the FlashDrop tool or PC based DriveWindow software tool the drive can be pre-configured in seconds powering the drive. The drive’s application macros and assistants enable fast and easy commissioning.
Saving Cost With Cutting-Edge Intelligence And Flexibility
Up to eight pre-set sequences of operations can be created in minutes with the drive’s PC tool to reduce the need for external PLC components. Versatile fieldbus connectivity to most PLCs on the market is also available. The drive includes Safe torque-off function as standard helping machine builders to fulfill the latest machinery directives.
Additional features include Speed Compensated Stop. This makes the drive ideal for material handling applications that require precision stopping that is independent of variations in process speed. For demanding environments high protection class variants are available in IP66/IP67/UL Type 4X classes that are NSF certified.
ACS550-U1-012A-4 - Popular Applications Include:
- Booster pumps
- Irrigation systems
- Level control
- Centrifugal fans
- ... And many others!
ACS550-U1-012A-4 - Global Standards:
- UL (North America)
- cUL (Canada)
- CE Low Voltage Directive (EN61800-5-1) (Europe)
- GOST (Russia / Ukraine)
- C-Tick (Australia / New Zealand)
- Low voltage Directive 2006/95/EC with supplements
- Machinery Directive 2006/42/EC
- EMC Directive 2004/108/EC with supplements
- RoHS compliant
ACS550-U1-012A-4 - Environment:
- Ambient Temperature: -10 Degrees Celsius to 50 Degrees Celsius
- Relative Humidity: 10% to 95% Non-Condensing
ACS550-U1-012A-4 ACS550 Connectivities
The ACS550 supports a broad range of industry standard protocols.
- PROFIBUS DP
- Modbus/TCP,
- EtherNet/IP,
- EtherCAT,
- PROFINET IO,
- POWERLINK
- CANopen
- DeviceNet
- ControlNet
ACS550-U1-012A-4 Embedded Fieldbus
![Embedded Fieldbus](https://www.precision-elec.com/wp-content/uploads/2018/09/Embedded-Fieldbus.png)
The embedded Fieldbus is one of the prominent features of the ACS550, and one that’s helpful in allowing flexible control from external systems. The Fieldbus protocol is applied over the physical RS485 interface, allowing multiple functions to be executed remotely.
Here are some of the supported Fieldbus functions:
- Start/Stop/Direction
- Input Reference Select
- Miscellaneous Control
- Relay output control
- Analog output control
- PID Control Setpoint
- Communication Fault
ACS550-U1-012A-4 ACS550 Application Macros
Important parameters that define the ACS550 operation can be edit easily with the application macros. A summarized list of the supported macros.
- ABB Standard Macro
- 3-wire macro
- Alternate Macro
- Motor Potentiometer Macro
- Hand-Auto Macro
- PID Control Macro
- PFC Macro
- Torque Control Macro
ACS550-U1-012A-4 ACS550 External Options
![ACS550 External Options](https://www.precision-elec.com/wp-content/uploads/2018/09/ACS550-External-Options-300x242.png)
While the ACS550 can operate on its own, it has an array of options that enhance the functionality of the drive.
- The FlashDrop tool allows fast and easy parameter configurations.
- DrivePM create, edit and copy parameter sets for the FlashDrop tool
- DriveWindow Light is an easy-to-use startup and maintenance tool for ACS550 drives.
ACS550-U1-012A-4 Other Features
ACS550-U1-012A-4 Maintenance Schedules For ACS550
The ACS550 is generally very robust and requires little maintenance effort. To ensure it continues to operate reliably, ABB suggested a maintenance schedule as follows.
- Heatsink temperature check and cleaning : Depends on the dustiness of the environment (every 6…12 months)
- Main cooling fan replacement : Every six years
- Internal enclosure cooling fan replacement (IP54 / UL type 12 drives) : Every three years
- Capacitor reforming : Every year when stored
- Capacitor replacement (frame sizes R5 and R6) : Every nine years
- Replace battery in the Assistant Control Panel : Every ten years
ACS550-U1-012A-4 Environmental Requirements For Installations
Altitude
- 0…1000 m (0…3 300 ft)
- 000…2000 m (3 300…6 600 ft) if PN and I2N derated 1% every 100 m above 1000 m (300 ft above 3 300 ft)
Ambient temperature
- -15 °C (5 °F) – no frost allowed
- (fsw = 1 or 4) 40 °C (104 °F); 50 °C (122 °F) if PN and I2N derated to 90%
- (fsw = 8) 40 °C (104 °F) if PN and I2N derated to 80%
- (fsw = 12) 30 °C (86 °F) if PN and I2N derated to 65% (to 50% for 600 V, R4 frame sizes, that is for ACS550-U1-032A-6 … ACS550-U1- 062A-6)
Relative humidity
- 5…95%, no condensation allowed
Contamination levels (IEC 60721-3-3)
- No conductive dust allowed.
- The ACS550 should be installed in clean air according to enclosure classification.
- Cooling air must be clean, free from corrosive materials and free from electrically conductive dust.
- Chemical gases: Class 3C2
- Solid particles: Class 3S2
ACS550-U1-012A-4 ACS550 Standards And Compliance
- EN 50178:1997
- IEC/EN 60204-1:2005
- IEC/EN 60529:1989 + A1:1999 + A2:2013
- IEC 60664-1:2002
- IEC/EN 61800-5-1:2007
- IEC/EN 61800-3:2004 +A1:2012
- IEC/EN 61000-3-12:2011
- IEC/EN 61800-3:2004 +A1:2012
- UL 508C
- 2 No. 14