Email: sales@runshengdcs.com
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Phone：+86 15383419322Description
The ABB G2000A5.7ST is a premium industrial variable frequency drive (VFD) from ABB’s G2000 cabinet series, engineered for high-torque motor control in demanding HVAC, pumping, and fan applications. Designed for 380–480 VAC systems, this 5.7 kW drive optimizes energy efficiency while providing sensorless vector control for induction motors up to 7.5 HP. The ABB G2000A5.7ST integrates adaptive programming logic (PFC/PID), reducing dependency on external PLCs for complex sequencing. Its compact cabinet-mount design (IP21) features built-in EMC filters and line chokes, minimizing harmonic distortion to meet IEEE 519 standards. With TÜV-certified SIL 2 safety functions (STO/SS1/SLS), this drive ensures fail-safe operation in critical systems like fire pumps or ventilation safety chains. For engineers prioritizing reliability and energy savings, the ABB G2000A5.7ST delivers seamless integration with building management systems via embedded BACnet MS/TP and Modbus RTU protocols.
ABB G2000A5.7ST
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | ABB G2000A5.7ST |
| Manufacturer | ABB |
| Product Type | Cabinet-Mount Variable Frequency Drive |
| Power Rating | 5.7 kW (7.5 HP) |
| Input Voltage | 3-phase 380–480 VAC ±10% |
| Output Current | 12 A continuous |
| Control Method | Sensorless Vector Control (DTC) |
| Communication | Modbus RTU, BACnet MS/TP, RS-485 |
| Safety Functions | SIL 2 (STO/SS1/SLS per IEC 61800-5-2) |
| Enclosure Rating | IP21 (NEMA 1) |
| Switching Frequency | 1–16 kHz (adjustable) |
| Braking Torque | 150% for 1 sec |
| Protections | Motor overload, short circuit, ground fault, overvoltage |
| Operating Temperature | -15°C to +50°C (59°F to 122°F) |
| Dimensions | 150 x 245 x 195 mm (WxHxD) |
Main Features and Advantages
Energy Optimization: The ABB G2000A5.7ST features AI-driven energy savings algorithms that reduce power consumption by up to 30% in centrifugal applications. Its “Adaptive Programming” mode auto-tunes PID parameters for pressure/flow control, maintaining ±0.5% setpoint accuracy without manual intervention.
Integrated Safety: SIL 2-certified Safe Torque Off (STO) and Safe Stop 1 (SS1) functions eliminate need for external safety relays. Drive-integrated Safe Limited Speed (SLS) ensures motors never exceed preset thresholds in conveyor or elevator applications.
Robust Connectivity: Dual-communication ports support simultaneous BMS integration (via BACnet) and PLC interfacing (Modbus). The built-in SD card slot enables firmware updates and configuration cloning in under 3 minutes – reducing commissioning time by 70%.
Durability Enhancements: Coated PCB technology withstands 95% non-condensing humidity, while reinforced DC bus capacitors endure voltage spikes up to 1.5 kV. The ABB G2000A5.7ST also features automatic derating alerts when ambient temperatures exceed 40°C.
Application Field
The ABB G2000A5.7ST excels in commercial and industrial fluid handling systems. In HVAC, it controls chilled water pumps, cooling tower fans, and air handling units (AHUs) with pressure-independent sequencing. Water treatment plants deploy it for dosing pumps and aeration blowers, leveraging its corrosion-resistant design for humid environments. Industrial applications include conveyor speed regulation, exhaust fume extraction systems, and fire pump control – where SIL 2 safety ensures compliance with NFPA 20.
For building automation, the ABB G2000A5.7ST integrates with BMS platforms like Niagara or Desigo via BACnet, enabling centralized energy monitoring. Its compact size suits retrofits in crowded electrical rooms, while harmonic compliance (<5% THDi) protects sensitive lab equipment in hospitals and data centers.
ABB G2000A5.7ST
Related Products
ABB G2000A4.0ST: 4.0 kW variant for smaller pumps/fans
ABB G2000A7.5ST: 7.5 kW model; next power tier
ABB ACS880-01-03A5-7: Compact drive alternative
ABB RPBA-01: BACnet/IP adapter; extends G2000A5.7ST to IP networks
ABB NEMA 4X Kit: Upgrade enclosure to IP66 for harsh environments
ABB CDP-312R: Control panel; simplifies G2000A5.7ST programming
Installation and Maintenance
Pre-installation preparation: Verify motor nameplate data matches drive settings. Install 35 mm DIN rail (included) with ≥100 mm clearance above/below for ventilation. Configure safety functions via ABB Drive Composer software before power-up.
Maintenance recommendations: Clean air vents quarterly with low-pressure air. Check terminal torque annually (1.5 Nm). Update firmware every 24 months using ABB SD card. For the ABB G2000A5.7ST, perform insulation resistance tests (motor/drive) during scheduled outages.
