Skip to content
Benshaw soft starters are designed from the ground up to perform dependably … even in the harshest industrial environments. We offer best-in-class solutions for continuous duty applications, hazardous locations/conditions, corrosive environments and high vibration operations.
Banner_Header_Industries_Mining
Benshaw provides a wide range of standard controls and drives for many industries, offering tailored solutions for even the most complex applications.
Banner_Header_Products_MVH2
Whether you need hands-on training, 24/7 troubleshooting, field service, or upgrade assistance, our experts are here to keep your operations running smoothly.
Banner_Header_Services_Field-Service
Benshaw has grown to become a recognized leader in the design, development and manufacture of mission critical motor controls and drives.
Banner_Header_Company_About
Benshaw's resources include an extensive document library, newsletter, FAQs, and case studies.
Banner_Header_Resources_Documents
Need help? Reach a Benshaw representative or local office for sales, service, or support. For urgent issues, use our technical support hotline.
Banner_Header_Contact_Representative
benshaw-hero-banner-2

S Series Industrial Purpose Micro Drives

Ratings from 240 - 480V up to 15HP

Industrial Micro Drives

Benshaw S Series Variable Frequency Micro Drives provide a rugged, compact, economical chassis drive solution for low horsepower applications. Each drive in the series offers quick setup and preconfigured settings for common variable frequency drive applications, and a flexible, programmable I/O for more demanding applications or complex control strategies. S Series drives are dual rated for both variable torque (120%) and constant torque (150%).

UL-CUL-CC-CE-Certification-Logos

S Series

Highlights

compact size icon-01
Robust Design
Construction of the air flow design minimizes exposure of critical components (IGBT, PCB, etc.) to outside contaminants
energy-icon
Bult-in EMC Filter
Embedded C3 EM filter to meet EN618000-3 standards and provide noise reduction
easy to integrate icon-01
V/F Acceleration and Deceleration Function
Auto torque boost (ATB) enhancing acceleration performance in V/F mode
Flux braking enhancing deceleration performance in V/F mode
reduced costs icon
Sensorless Vector Control
Performs enhanced high torque at low speed with sensorless vector control

Standard Features

  • V/Hz control
  • Standard and heavy duty rated
  • Sensorless vector (induction motors)
  • Sensorless vector (PMAC)
  • EMC filter built in (460V only)
  • Slave multiple drives off one keypad
  • Modbus RTU standard
  • Ethernet IP, Modbus TCP, Profibus-DP
  • Peer-to-peer communications
  • PLC functionality (18 steps)
  • Internal brake IGBT

Available options include a remote keypad (LCD and cable), an extended I/O card (adds three digital inputs, two relay outputs, one analog input and one analog output), and a conduit box.

Standard Hardware & Software Features

Hardware

  • Dual Rated – Normal and Heavy Duty
  • 240V: 1HP~15HP (ND), 0.5HP~10HP (HD)
  • 480V: 1HP~15HP (ND), 0.5HP~10 HP (HD)
  • Display – 4 digit, 7 Segment with 4 LED Indicators
  • Protected Chassis – UL Open (IP20)
  • DIN Rail Mounting (up to 7.5HP, 5.5 kW)
  • EMC Filter (480V only)
  • Internal Brake IGBT
  • Single Phase Input (derating required)
  • Built in Potentiometer
  • RJ45 Port (Modbus-RTU)

Software

  • Modbus – RTU
  • Control – V/Hz, Sensorless Vector, Slip Compensation
  • Auto Tuning
  • Torque Limits
  • PID Control
  • Regen Avoidance
  • Kinetic Energy Buffering (KEB), Ride Through

Contact us to discuss your specific drive requirements with the Benshaw team

Case Studies