1. What Is a Soft Start Device?​

A soft start device regulates motor startup by gradually increasing voltage, avoiding the harsh surges of direct-on-line starting. SHUYI’s device ensures smooth acceleration, protecting motors and extending their service life in diverse settings.​

For more about our products, please click here.

2. Core Functions​

SHUYI’s soft start device operates through:​

• Controlled Voltage Ramp:​

Increases voltage over 1–30 seconds, limiting inrush current to 2–3x rated value.​

• Torque Adjustment:​

Matches torque to load, preventing belt slippage or gear damage during startup.​

3. Key Advantages​

• Extended Motor Life:​

Reduces mechanical stress by 40%, adding 2–3 years to motor lifespan.​

• Energy Savings:​

Cuts startup energy use by 30%, lowering operational costs.​

• Enhanced Safety:​

Built-in overload protection prevents electrical faults.​

4. Versatile Applications​

Perfect for:​

• Industrial Pumps: Prevents water hammer in pipelines.​

• HVAC Systems: Ensures quiet, efficient fan and compressor startup.​

• Conveyors: Reduces strain on belts in material handling.​

5. Why Choose SHUYI’s Device?​

• Compact Design: 25% smaller than standard models, fitting tight spaces.​

• Global Certifications: CE, UL approved for worldwide use.​

• Cost-Effective: 20% lower price than comparable devices with equal quality.

Web: www.shuyitop.com

Tel/Fax: 0086-577-62840011

Wechat/WhatsApp: 008613355775769

Zhejiang SHUYI Electric Co., LTD, Focus On Switches With 30 Years.