Shenzhen ZK Electric Technology Co., Ltd.
                                                                                                           
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Since 2016
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ST200 Motor Soft Starter 11-250kW 380V/690V with Built-in Bypass Technology and Multiple Control Modes

Price Negotiable
Price: Negotiate
MOQ: 1pcs
Delivery Time: 3-8days
Brand: ZK
Product Description
ST200 Motor Soft Starter with Integrated Bypass Technology

Advanced 3-phase soft starter eliminating the need for external bypass contactors, providing smooth motor acceleration and comprehensive protection for industrial applications.

Product Overview

The ST200 motor soft starter integrates power electronic technology, microprocessor control, and advanced automation to deliver smooth motor starting and stopping operations. This innovative design eliminates mechanical and electrical stress associated with traditional starting methods while significantly reducing starting current and power distribution requirements.

Key Advantages
Built-in Bypass Technology
  • No external bypass contactor required - innovative SCR control technology
  • Reduced installation space requirements
  • Simplified wiring connections
  • Lower labor and maintenance costs
  • Eliminates contactor-related failures
Comprehensive Protection Features
  • Phase missing protection
  • Overheat protection
  • Over current and overload protection
  • Output unbalance protection
  • Under voltage and over voltage protection
  • Load circuit protection
  • Under load protection
Technical Specifications
Parameter Specification
Input Power Supply Three-phase 380V/690V AC, 50/60Hz
Power Range 11kW - 250kW
Adaptive Motor Squirrel-cage three-phase asynchronous motor
Starting Times Maximum 20 times per hour
Control Modes 8 modes including operation panel, external control, and COM control combinations
Start Modes 6 modes including current-limiting, voltage ramp, torque control, and double closed-loop
Stop Modes Soft stop and free stop
Environmental Conditions Indoor use, altitude below 1000m, temperature -30°C to +55°C, humidity 90%RH max
Protection Class IP20 with natural wind cooling
Connection Diagram
ST200 Motor Soft Starter electrical connection diagram showing proper wiring configuration

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen ZK Electric Technology Co., Ltd.
Location Guanlida Building, NO. 269 of Qianjin Road, Xin'an street,Bao'an,Shenzhen,Guangdong,China
Contact Person Huang

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