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iSTART
Compact Control for Standard Industrial Loads

SI-START
iSTART Motor Soft Starter
iSTART Motor Soft Starter
Rated operational current
17 A to 1,100 A
Rated Supply Voltage
208 V – 690 V

The iSTART is Solcon-IGEL Group’s most advanced Low Voltage soft starter, featuring full 3-phase control and an integrated bypass for optimal efficiency. Designed for versatility, it delivers smooth soft start and soft stop functionality, making it an ideal solution across a wide range of industrial applications.


Reliable Performance and Built-In Motor Protection

Moreover, iSTART includes a comprehensive motor protection package that ensures long-term operational reliability. The built-in bypass reduces heat dissipation and energy losses, contributing to excellent performance in a compact and user-friendly design.


Simple Commissioning and Application Flexibility

In addition, the iSTART is easy to commission and simple to operate. It offers acceleration control, adjustable current limits on every start, and five selectable starting curves tailored for pumps, generators, and other torque-sensitive applications.

Features

  • Universal Interchangeable Control Module
  • Multi-language user interface
  • Real-time, online, 99 event and trip log (including currents, voltages)
  • Optimized for high efficiency motors (IE3)
  • 2-phase mode for on-site phase fault operation
  • Basic, professional and expert set-up menus
  • User defined metering and monitoring of 3-phase voltages, 3-phase currents and power factor
  • USB interface for setup and software updates
  • Option cards include Analogue Output Including Thermistor, three Thermal Sensors, Motor Insulation Monitor
  • Auto reset for selected faults
  • Low voltage soft starter with 3 Thermistor inputs
  • Frequency auto tracking 45-65 Hz
  • Inline and inside delta connection
  • 3 Current transformers

Options

  • Remote Keypad
  • Analog output
  • Modbus
  • Profibus/Profinet
  • DeviceNet
  • Analog output
  • 3xRTD thermal sensor
  • 2-phase control
  • Motor insulation monitor
  • Conformal coating

Advantages

  • Soft start and soft stop
  • Kick start
  • Restart delay (3 sec)
  • Under voltage
  • Phase sequence
  • Shear-pin current
  • Under current
  • Overload classes (IEC, NEMA)
  • Current imbalance
  • Ground fault
  • Excessive number of starts
  • Excessive starting time
  • Soft starter over temperature
  • Programmable external fault
  • Phase loss
  • Inside delta wrong connection alarm

Applications

Process
Compressor
Fan
Hydraulic Power Pack
Hydraulic Pump
PipeLine Heating
Pump
Water Pump
Mining
Compressor
Fan
Hydraulic Power Pack
Pump
Water Pump
Oil & Gas
Compressor
Fan
Injection Pump
PipeLine Heating
Pump
Water Pumps
Pump
Sewege Pump
Water Pump
Hvac
Chiller
Compressor
Fan
Pump

FAQ

What is a low voltage soft starter?

It is an electronic device that reduces the inrush current and torque during motor startup, improving system reliability and minimizing mechanical stress.

What’s the difference between iStart and RVS-DX?
  • iStart is a robust industrial-grade soft starter for motors up to 1100A.
  • RVS-DX is a compact, user-friendly soft starter ideal for standard industrial applications up to 100A.
What protection does the Low Voltage soft starter include?

The protection features included are:

  • Overload
  • Under/Over voltage
  • Phase loss
  • Stall protection
  • Bypass contactor over-temperature
Can the iStart be integrated into automation systems

Yes. The iStart soft starter supports Modbus communication and offer digital and analog I/Os for integration.

What are typical use cases for the iStart Low Voltage soft starter

iStart is typically used in applications such as pumps, compressors, conveyors, HVAC systems

Contact Us

For any questions and further information

    Solcon-IGEL is a developer and manufacturer of soft starters, heat control systems, and motor control and protection solutions for heavy industry.
Our power electronic technologies are engineered for reliable operation across a wide range of industrial motor applications worldwide.