PSTX470-600-70 250kw 200kw ABB Soft Starter Plc Programming Controller Module
1. Main Specifications Rated Operational Voltage 208 ... 600 V AC Rated Control Supply Voltage (Us) 100 ... 250 V AC Rated Control Circuit Voltage (Uc) 24 V DC Rated Frequency (f) 50/60 Hz Main Circuit 50 / 60 Hz Package Level 1 Depth Length/Height/Width 381 MM 650 MM 470 MM Package Level 1 Gross Weight 29 kg 2. Key Selling Points High-Performance Industrial Soft Starter: The PSTX470-600-70 is a premium solid-state soft starter from ABB’s PSTX series, designed for 600 V AC
1. Main Specifications
| Rated Operational Voltage | 208 ... 600 V AC |
| Rated Control Supply Voltage (Us) | 100 ... 250 V AC |
| Rated Control Circuit Voltage (Uc) | 24 V DC |
| Rated Frequency (f) |
50/60 Hz
Main Circuit 50 / 60 Hz
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| Package Level 1 Depth Length/Height/Width |
381 MM 650 MM 470 MM |
| Package Level 1 Gross Weight | 29 kg |
2. Key Selling Points
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High-Performance Industrial Soft Starter:The PSTX470-600-70 is a premium solid-state soft starter from ABB’s PSTX series, designed for 600 V AC systems with a rated current of 470 A, capable of starting motors up to approximately 250 kW (330 HP)—ideal for pumps, fans, compressors, and conveyors.
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Smooth Motor Starting, Reduced Grid & Mechanical Stress:Uses thyristor phase control to gradually ramp up motor voltage, limiting inrush current to 1.5–5x full load current, minimizing voltage dips and mechanical torque shock—extending equipment life.
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Integrated Bypass Contactor for High Efficiency:Built-in bypass contactor automatically switches to direct-on-line operation after start-up, bypassing the thyristors. This reduces power losses and heat generation during continuous operation, improving energy efficiency.
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Comprehensive Motor and Load Protection:Features include overload, stall, phase loss, phase imbalance, thyristor overtemperature, start time-out, and underload protection (useful for pump dry-run detection)—ensuring safe operation.
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Multiple Start/Stop Modes for Diverse Loads:Supports voltage ramp, current limit, kick start (Kick Start™), soft stop, and pump stop modes—ideal for high-inertia or sticky loads such as sludge pumps or crushers.
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Standard Modbus RTU with Optional Fieldbus Support:Equipped with built-in RS-485 interface and standard Modbus RTU; optional modules for Profibus DP, DeviceNet, EtherNet/IP enable seamless integration with PLCs, SCADA, or DCS systems.
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