PRODUCT DESCRIPTION
ABB PSTX300-690-70 - Advanced Softstarter
The ABB PSTX300-690-70 is an advanced three-phase softstarter engineered for comprehensive motor control in demanding industrial applications. It provides controlled voltage and current ramps for smooth motor acceleration and deceleration, mitigating mechanical stress and electrical transients. This unit integrates extensive motor protection functionalities and supports various communication protocols, making it suitable for pump systems, fan applications, compressors, and conveyor systems requiring optimized start/stop sequences.
Technical Specifications:
- SERIES/FAMILY: PSTX Advanced Softstarter
- COMPONENT TYPE: Three-Phase Motor Softstarter
- ELECTRICAL SPECS:
- RATED OPERATIONAL VOLTAGE (Ue): 208-690 VAC
- RATED OPERATIONAL CURRENT (Ie): 300 A
- CONTROL SUPPLY VOLTAGE (Us): 100-250 VAC/DC
- RATED FREQUENCY: 50/60 Hz
- TYPICAL MOTOR POWER (400V): 160 kW
- TYPICAL MOTOR POWER (690V): 250 kW
- MECHANICAL/PHYSICAL:
- STARTING METHOD: Soft Start, Current Limit Start, Kickstart, Torque Control
- STOPPING METHOD: Soft Stop, Coast to Stop, DC Injection Brake
- BYPASS: Integrated Bypass Contactor
- INTERFACE/CONTROL:
- COMMUNICATION PROTOCOLS: Built-in Modbus RTU Optional fieldbus modules available (e.g., PROFINET, EtherNet/IP, PROFIBUS, DeviceNet, Modbus TCP)
- I/O: Programmable Digital Inputs, Programmable Relay Outputs, Analog Output
- FEEDBACK: Current, Voltage, Power, Torque, Motor Temperature (via PTC/PT100)
- DISPLAY: Graphical LCD with multiple language support
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP00 (for panel mounting within an enclosure)
- COOLING METHOD: Natural Convection
- MOUNTING STYLE: Panel Mount
- OPERATING TEMPERATURE: -25 to +60 degrees C (with derating above 40 degrees C)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial motor control panels, pump stations, HVAC systems, conveyor belts, fan systems, compressors, mixers, crushers.
- MOTOR TYPES: Three-phase asynchronous (induction) motors.