Description of ABB ACS255-03U-02A2-4+B063+F278 AC Drive 

Specification of ABB ACS255-03U-02A2-4+B063+F278 AC Drive 1HP 0.75kW

• Primary brand: ABB
• Main function: Variable Speed/Frequency Drive (VSD/VFD) / Inverter
• Product series / family name: ACS255 series
• Network frequency: 50-60 Hz
• Functions: Variable Speed/Frequency Drive (VSD/VFD) / Inverter, PI control, 150% peak overload capacity
• Design: doubled voltage output (200-240Vac)
• Supply voltage (AC): 380Vac-480Vac, 380Vac-480Vac (400Vac / 415Vac / 440Vac)
• Type of network: 3-phase / 3P
• Rated current: 2.2A (nom. I2N; 380-480Vac)
• Rated active power (kW): 0.75kW (nom.; 380-480Vac)
• Rated power (HP): 1HP (nom.; 380-480Vac)
• Communication protocol: Modbus RTU
• Mounting mode: Surface / wall
• Digital inputs: 1 x digital input (24Vdc) (DI1 STOP/RUN)
  • 1 x digital input (24Vdc) (DI2 FWD/REV)
  • 1 x digital input (24Vdc) (DI3 ANALOG CONTROL / PRESET SPEED)
• Digital outputs: 1 x digital output (NO Normally Open rly. contact) (RO1 READY)
• Analog inputs: 1 x analog input (0-10Vdc) (AI1 Analog speed reference)
• Analog outputs: 1 x analog output (0-10Vdc) (AO1)
• Degree of protection: IP66, UL type 4X
• Dimensions: Frame size E1
• Application type: Micro drives, conveyors, mixers, material handling, fans and pumps, automated gate control, food and beverage, printing, woodworking machinery
• Manufacturer product status: Commercialized
• Equivalent to: ACS25503U02A24B063F278
• Compliant with standard(s): CE, cUL, UL, C-tick, GOST

Benefits

• The new ACS255 drive is an enhanced version of the popular ACS250 drive series
• New features include sensorless vector control for both AC induction and PM motors along with enhanced short circuit protection and operating mode selection
• New ratings have been added to fill out the product line
• All of the existing features of the ACS250 (parameters / external dimensions / mounting locations) are the same for the ACS255
• An Advanced parameter menu has been added for additional functionality
• The ACS255 drive is a part of ABB’s complete range of micro drives offering a solution for every need
• The IP20 drives offer 115V and 600V options to enhance other IP20 product lines
• The IP66 drives have a complete input voltage range from 115 to 600V
• ACS255 variable frequency drives feature an intuitive integrated control panel with LED display
• Built-in macros and only the essential parameters make commissioning straightforward
• Built-in Modbus-RTU serial communication provides ready integration with control and monitoring systems
• ACS255 micro drives are compact and offer flexible mounting options without the need for accessory mounting kits
• Rapid programming and commissioning are possible using the onboard setup macros
• The copy stick tool can be used to transfer parameter sets between drives
• The ACS255 drive is ideal for panel builders and OEM’s needing a micro drive with low cost flexible mounting options and rapid parameter setup

Highlights

– Power range 0.5HP to 20HP 1 & 3 phase input
– 150% peak overload capacity
– Modbus-RTU built-in
– User-friendly control panel with LED display
– Wall or DIN rail mounting options for IP20 drives
– Feed thru wiring on IP20 drives
– PI control
– Built-in brake chopper (Sizes 2 & 3)
– Sensorless vector and V/Hz control – all voltages
– Safe Torque Off (STO) (600V drives only)
– Conformally coated boards
– Operating mode selection
– Easy access to power and I/O connections for rapid installation
– Selection options for braking resistors / input reactors / output filters