The ABB ACS355‑03E‑44A0‑4 equipped with N827 Solar Pump Software is a heavy-duty, solar-optimized inverter that sidesteps the need for grid power. Packed in a compact IP20 enclosure, this versatile drive supports both V/f and sensorless vector control for induction and PM motors. Rating at 18.5 kW and 44 A continuous current, it’s perfect for autonomous irrigation systems, remote water distribution, and off-grid pumping solutions ABB Library+14inverterdrive.com+14Click2Electro+14.

🌞 Solar Pump Functions

• MPPT (Maximum Power Point Tracking): Ensures maximum PV panel efficiency during variable sunlight ABB Librarycse-distributors.co.uk.

• Dry-Run Detection: Automatically shuts down to prevent pump damage when flow stops ABB Librarycse-distributors.co.uk.

• Sensorless Flow Estimation: Provides flow control without external sensors ABB Librarycse-distributors.co.uk.

• Auto Solar Start/Stop: Drive operates based on PV availability, extending system life Vashi Integrated Solutions Limited+7cse-distributors.co.uk+7topgroupco.com+7.

🔌 Power & Load Capabilities

• Voltage: 380–480 VAC, 3‑phase (±5%) galco.com+8inverterdrive.com+8grossautomation.com+8.

• Continuous Output: 44 A (~18.5 kW / 25 hp) RS Components+11inverterdrive.com+11Click2Electro+11.

• Overload Ability: 150% for 60 s; 175% for 2 s at startup inverterdrive.com.

• Frequency Range: 0–600 Hz, supports both scalar and vector control Vashi Integrated Solutions Limited+7inverterdrive.com+7Click2Electro+7.

🛡 Safety & EMC

• Safe Torque Off (STO): Certified to SIL 3 / PL e for safe motor stop carolinamotioncontrols.com+3inverterdrive.com+3cse-distributors.co.uk+3.

• Built-In EMC Filter: Category C3 compliant to EN 61800‑3; supports cable runs up to 10 m Click2Electro+3inverterdrive.com+3Vashi Integrated Solutions Limited+3.

📐 Housing & Connectivity

• Frame & Enclosure: R4, IP20 cubicle/machine-mount.

• Dimensions: 260 × 169 × 181 mm; total height 244 mm with mounting hardware Click2Electro+2carolinamotioncontrols.com+2carolinamotioncontrols.com+2inverterdrive.com.

• Weight: Approximately 5.1 kg carolinamotioncontrols.com+6inverterdrive.com+6cse-distributors.co.uk+6.

• I/O Ports:

  • Analog: 2 inputs, 1 output

  • Digital: 5 inputs (2 high-frequency), 1 output, 1 relay

  • DC bus terminals for common DC bus or sharing and energy-saving topology

  • Serial: RS‑485 (Modbus RTU); RJ‑45 port for panel/PC/Bluetooth Vashi Integrated Solutions Limited+14inverterdrive.com+14ABB Library+14.

⚙ Features & Commissioning

• Braking Module Support: Built-in chopper included; external resistor (13–19 Ω) required for full-load braking inverterdrive.com.

• Configuration Tools: Program via ABB DriveWindow or FlashDrop; optional ACS‑AP control panel available carolinamotioncontrols.com+2inverterdrive.com+2carolinamotioncontrols.com+2.

• Durable Design: Enclosed fan and hygienic surfaces reduce maintenance; certified washable/IP66 upgrades available ABB Librarycse-distributors.co.uk.

🎯 Ideal Applications

This drive excels in off-grid, eco-driven systems such as:

• Solar-powered irrigation, water wells, livestock watering systems

• Remote pump stations and eco-conscious facility water systems inverterdrive.com+7cse-distributors.co.uk+7carolinamotioncontrols.com+7.

✅ Benefits Summary

📦 Accessories & Ordering Info

• Part Number: ACS355‑03E‑44A0‑4 +N827 (ABB PN 3AUA0000157199)

• Optional Add-ons:

  • ACS‑AP control panel

  • Input chokes, EMC filters, brake resistors

  • DC bus kit, fieldbus communication modules (Profibus, CANopen, EtherCAT)

  • Washdown-ready IP66/67 kits with robust enclosure and seals ABB Library+14cse-distributors.co.uk+14inverterdrive.com+14Click2Electro+4carolinamotioncontrols.com+4Vashi Integrated Solutions Limited+4RS Components+1Click2Electro+1.

🔍 Summary

The ABB ACS355‑03E‑44A0‑4 +N827 is a high-performance, solar-optimized pump drive delivering 18.5 kW in a compact chassis. It’s ideal for remote, eco-friendly installations demanding reliable, efficient, and intelligent pump control with full solar autonomy.