• Primary brand: ABB
• Main function: Variable Speed/Frequency Drive (VSD/VFD) / Inverter
• Product series / family name: ACS355 series
• Network frequency: 50 Hz
• Functions: Variable Speed/Frequency Drive (VSD/VFD) / Inverter for solar pumping stations, MPPT (the most power output possible), Built-in sensorless flow calculation, Real-time clock, Automatic start and stop
• Design: brake chopper
• Supply voltage (AC): 200Vac-240Vac, 200Vac-240Vac (208Vac / 220Vac / 230Vac)
• Type of network: 3-phase / 3P
• Rated current: 2.4A (I2N; 200-240Vac)
• Rated active power (kW): 0.37kW (nom.; 200-240Vac)
• Rated power (HP): 0.5HP / 1/2HP (nom.; 200-240Vac)
• Mounting mode: Surface / wall
• Digital inputs: 1 x digital input (12-24Vdc; PNP/NPN) (DI1 STOP/START)
  • 1 x digital input (12-24Vdc; PNP/NPN) (DI2 FWD/REV)
  • 1 x digital input (12-24Vdc; PNP/NPN) (DI3 constant speed selection 1)
  • 1 x digital input (12-24Vdc; PNP/NPN) (DI4 Constant speed selection 2)
  • 1 x digital input (12-24Vdc; PNP/NPN; 0-16 kHz pulse train) (DI5 programmable)
• Digital outputs: 1 x digital output (SPDT rly. contact; 0.5A at 30Vdc; 5A at 230Vac) (RO1)
  • 1 x digital output (30Vdc; PNP transistor; 10Hz-16kHz; 100mA) (DO1)
• Analog inputs: 2 x analog inputs (0-20mA / 4-20mA / 0-10Vdc / 2-10Vdc) (AI1 / AI2)
• Analog outputs: 1 x analog output (0-20mA / 4-20mA) (AO1)
• Degree of protection: IP20
• Dimensions: Frame size R0
• Ambient air temperature for operation: -10…+40 °C
• Contents: Panel mounting kit
• Power dissipation/losses: 42 W
• Application type: Machinery drives, Solar pump drives, mixing applications, conveyors, packaging machines, bottling lines, winders
• Manufacturer product status: Commercialized
• Equivalent to; ACS35503U02A42
• Compliant with standard(s): CE, IEC 60721-3-3 1C2; 1S2; 2C2; 2S2; 3C2; 3S2, EN/IEC 61000-3-12
  cUL, UL, C-tick, EAC, RoHS, ISO 9001, ISO 14001, RCM
  Benefits:
• In the ABB machinery drives portfolio ACS355 represents the micro drive range — meeting requirements like compact size / being optimized for a lower power range / cost-effectiveness and ease of use
• By choosing an ABB machinery drive — machine builders not only get all the clever things inside the drive but also everything outside it – the entire global ABB
• This means a full range of products and services designed to support their business

Applications
ABB machinery drives are designed to meet the requirements of an extensive range of machinery applications
The drives are ideal for food and beverage / material handling / lifting / textile / printing / rubber and plastics / and woodworking applications

Highlights
– Exceptionally compact drives and uniform design
– Quick commissioning with application macros and panel assistants
– Safe torque off function (SIL3) as standard
– Sensorless vector control for induction motors and permanent magnet motors up to 599 Hz
– Built-in braking chopper
– Coated boards – all variants
– IP66 product variant for harsh environments and solar pump drive variant available