18.5kW Built-in Bypass Soft Starter 37A 25hp 380V 3-Phase 50/60Hz

The ASF77H Series Motor Soft Starter is designed with built-in bypass functionality, providing an efficient and compact solution for three-phase 380V motors. By integrating an AC contactor directly into the machine, this soft starter reduces installation complexity and enhances operational reliability. It combines electric force, modern control theory, and advanced electronic and computer technologies to deliver smooth motor startups and improved equipment longevity.

Six Smart Startup Modes:

• Jump Start Mode
• Line Current Start Mode
• Full Voltage Start Mode
• Current Ramp Start Mode
• Voltage Ramp Start Mode
• Voltage Current Limiting Double Closed Loop

Applications:

• Pump: Utilizes Soft Stop Functionality to Mitigate Water Hammer Effects, Reducing Maintenance Costs.
• Ball Mill: Employs Voltage Ramp Startup to Minimize Gear Torque Friction, Saving Time and Expenses.
• Fan: Decreases Belt Friction and Mechanical Conflicts, Resulting in Lower Maintenance Costs.
• Compressor: Leverages Current Limitation to Ensure Smooth Startups, Reducing Motor Heating and Extending Service Life.
• Conveyor: Achieves a Smooth and Gradual Startup Process to Prevent Product Movement and Liquid Overflow.

The ASF9H is Ideal for Various Applications, Including Electric Motors, Water Storage Systems, Ventilators, Food Mixers, Air Compressors, Conveyors, Stone Crushers, Pulverizers, and Heavy Machinery.