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abb softstarter PSE300-600-70 pse range 300 amp
ABB PSE300-600-70 300 A softstarter designed for smooth starting and stopping of three-phase AC motors in industrial automation systems.
Why Choose the ABB PSE300-600-70 Softstarter?
The ABB PSE300-600-70 is a powerful and reliable softstarter designed for smooth starting and stopping of three-phase AC motors in industrial applications. As part of the advanced ABB PSE softstarter series, it provides controlled motor acceleration, reduced starting current and improved mechanical protection for demanding industrial systems.
This softstarter combines compact industrial construction with intelligent motor protection functions, built-in bypass technology and flexible control features. The PSE series is designed as a general-purpose motor starting solution, offering efficient operation, simple installation and dependable performance across a wide range of industrial machinery.
With a rated operational current of 300 A and a 208–600 V AC motor supply range, the ABB PSE300-600-70 is suitable for large three-phase motors used in pumps, fans, compressors, conveyors and industrial production equipment.
Key Advantages
- Advanced softstarter solution for three-phase industrial motors.
- 300 A rated operational current for high-power motor applications.
- 208–600 V AC operating voltage range for flexible industrial installation.
- Built-in bypass function improves energy efficiency after starting.
- Integrated electronic motor protection functions.
- Reduces mechanical stress and electrical strain during motor starting.
Key Features
- ABB PSE softstarter series.
- 300 A rated operational current.
- Three-phase 208–600 V AC motor voltage range.
- 100–250 V AC control supply voltage.
- Built-in bypass for simplified installation and reduced power losses.
- Soft start and soft stop through voltage or torque ramp control.
- Current limit and kick-start functions.
- Electronic overload, underload and locked rotor protection.
- Modbus RTU and optional fieldbus communication capability.
Reliable Motor Starting for Industrial Machinery
Softstarters such as the ABB PSE300-600-70 control motor acceleration by gradually increasing voltage during startup. This reduces high inrush currents, minimises mechanical shock and helps extend the service life of motors and connected equipment.
The ABB PSE series is designed for industrial automation engineers and machine builders requiring dependable motor starting solutions. Its integrated protection features, bypass functionality and communication options support efficient operation in modern industrial systems.
Typical Applications
- Industrial pumps and water systems.
- Fans and ventilation equipment.
- Compressors and process machinery.
- Material handling conveyors.
- Industrial production equipment.
- Large three-phase motor control systems.
Technical Specifications
| Manufacturer | ABB |
|---|---|
| Series | PSE Softstarters |
| Model | PSE300-600-70 |
| Product type | Softstarter |
| Rated operational current | 300 A |
| Input voltage | 208–600 V AC |
| Input phases | 3-phase |
| Control supply voltage | 100–250 V AC |
| Frequency | 50 / 60 Hz |
| Normal duty motor power | up to 250 HP at 460 V |
| Heavy duty output current | 248 A |
| Starting capacity | 3.5 × Ie for 7 seconds |
| Ramp time | 0–30 seconds |
| Initial voltage during start | 30–70% |
| Protection rating | IP00 |
| Mounting type | Panel mounting |
| Terminal type | Main circuit bars |
| Dimensions (H × W × D) | approx. 550 × 190 × 236.5 mm |
| Weight | approx. 13.9 kg |
Frequently Asked Questions
What is the ABB PSE300-600-70 used for?
The ABB PSE300-600-70 is used for smooth starting and stopping of three-phase AC motors in industrial applications.
What motor current is supported by this softstarter?
The softstarter supports motors with a rated operational current of 300 A.
What supply voltage does the ABB PSE300-600-70 support?
The PSE300-600-70 operates with a motor voltage range of 208–600 V AC.
What protection features are included?
The softstarter includes electronic overload protection, underload protection, locked rotor protection and current limit functions.
Where is this softstarter typically installed?
The ABB PSE300-600-70 is typically installed inside industrial electrical control panels for motor control applications.
Trusted by Industrial Motor Control Engineers
ABB PSE softstarters are widely used in industrial automation and motor control systems to provide reliable starting performance, reduced mechanical stress and efficient operation of three-phase motors.
