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Solutions that Match Requirements
ISA SL3 - LV Soft Starter
Advanced Soft Starting with Integrated Bypass
The ISA SL3 is an advanced low-voltage soft starter that combines integrated bypass technology with full 3-phase control. As a result, it delivers smooth soft start and soft stop performance while reducing mechanical stress and electrical disturbances during motor starting.
Furthermore, the integrated bypass improves efficiency by minimizing heat losses during operation. This allows the ISA SL3 to deliver reliable performance in a compact and versatile design.
Reliable Motor Protection for Industrial Applications
In addition to advanced motor control, the ISA SL3 includes a comprehensive motor protection package. Consequently, it helps protect motors from common electrical and operational faults while improving overall system reliability.
Moreover, the soft starter supports a wide range of industrial applications, including pumps, fans, compressors, generators, and other standard torque loads.
Simple Commissioning and Flexible Operation
The ISA SL3 is designed for fast setup and easy operation. Therefore, users can commission the unit quickly and optimize motor performance with minimal effort.
In addition, the soft starter provides acceleration control, adjustable current limiting on every start, and five selectable starting curves. This flexibility allows users to tailor motor starting characteristics to the specific requirements of each application.
Compact Design. Proven Performance.
By combining advanced soft starting technology, integrated bypass, and comprehensive motor protection, the ISA SL3 delivers a cost-effective solution for modern motor control applications.
As a result, operators benefit from improved reliability, reduced maintenance requirements, and longer equipment life.
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
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
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IGEL Electric develops, manufactures, and globally distributes innovative power electronics solutions, with a focus on next-generation medium-voltage switchgear. All components-both proprietary and standard—undergo strict quality control to ensure they meet the precise requirements of each project.