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BENSHAW | Low Voltage Solid State Soft Starters
BENSHAW LINE OF SOFT STARTERS
Benshaw offers a complete range of open chassis and packaged low voltage soft start solutions. Our standard duty soft starters (CSXi Series) are ideal for a wide range of basic soft start applications. Advanced models provide “Smart Card“ flexibility and added protection for standard and heavy duty (EMX4 Series) applications, and our MX2 and MX3 motor control technology (RB2 & RB3 Series) for severe duty applications. The following comparison chart details the differences between these offerings:
Low Voltage Soft Starter Comparison
All low voltage soft starters from Benshaw provide:
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Mission critical reliability
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Patented soft start technology
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Integral digital protection and metering
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24/7 service and support
EMX4 ADVANCED SOFT STARTER
Smart does not have to mean complex. The EMX4 has been designed to make your life easier with an intuitive display and connectivity functions. Access the right information when you need it through the comprehensive graphical display and quick setup menus. The EMX4 includes starter, motor and system protection functions, complete with
alarms to alert you to any potential issues. Optional communication cards enable network connections and the USB port allows straightforward upload, download and storage of starter performance information. There are two models of EMX4 soft starters available: The EMX4i full featured soft starter
with ratings up to 1200A or the “cost optimized“ EMX4e model with limited features and ratings (up to 580A).
RELY ON EMX4
Whether you are responsible for installation, maintenance or operation the EMX4 has you covered.
Which Starter Do I Need?
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EMX4 SERIES
ADVANCED DIGITAL SOFT STARTER
All EMX4 chassis units are available to ship immediately from the Pennsylvania warehouse. Check stock or buy by contacting us today.
EMX4i SERIES
ADVANCED CHASSIS SOFT STARTER WITH BUILT-IN BYPASS AND MOTOR PROTECTION
EMX4i SERIES
ADVANCED CHASSIS SOFT STARTER WITH BUILT-IN BYPASS AND MOTOR PROTECTION
EMX4e SERIES
ECONOMICAL CHASSIS SOFT STARTER WITH BUILT-IN BYPASS AND MOTOR PROTECTION
CSXi SERIES
BASIC COMPACT SOFT STARTER
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CSXi SERIES
BASIC CHASSIS UNITS WITH BUILT-IN BYPASS AND MOTOR OVERLOAD OVERLOAD
ACCESSORIES
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RB SERIES
AVAILABLE WITH MX2 AND MX3 TECHNOLOGY TECHNOLOGY
RUGGED INDUSTRIAL SOLID STATE STARTERS WITH INTEGRAL BYPASS
RB SERIES PRODUCT HIGHLIGHTS:
Benshaw’s RB series solid state starter combines the high performance MX2 or MX3 technology with a rugged, compact, integral bypass RB series power section.
The MX2 or MX3 technology provides users with a powerful group of programming parameters, designed for flexibility in across a wide range of industrial applications. Both MX2 and MX3 controls provide simple setup and commissioning via the Quick Start Menu.
The RB power section is a rugged, heavy duty solid state starter section designed with integral bypass contactor for a compact, efficient profile. The modular design includes separate poles for each phase for ease of maintenance.
KEY ADVANTAGES:
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Modular power stack assembly for ease of maintenance
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ModBus standard/other Fieldbus optional
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Multiple starting ramps for various applications
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Integrated metering system diagnostics
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Fieldbus
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Ethernet IP/TCP
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Profibus
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DeviceNet
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Integral bypass contactor for efficient operation, eliminating the need for external fans
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Integrated motor protection
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Dual ramp capability for loaded/ unloaded applications
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Power stack has multiple ratings for application flexibility
Note: Units require 120V control power
MX4PB WITH EMX4ii TECHNOLOGY
STANDARD AND HEAVY DUTY RATINGS
Configure the MX4PB to fit your application
To choose a stock starter, simply select a unit from the following pages. Stock units ship the same-day. To modify a starter, select a unit from the following pages, other options as needed from the Options section. We will modify the stock unit for next day shipment.
MX4PB configurable solid state starters stocked as:
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Combination starter with circuit breaker*
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High fault rated (65KAIC)
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Rotary disconnect operator
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EMX4i soft starter chassis
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Run duty bypass
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NEMA 4, 12 (3R enclosure with option adders)
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240 / 480 V
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Standard 120V control power transformer
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Service entrance rated
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Door mounted keypad with NEMA 3R/4 cover (included)
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KP door mounted keypad NEMA 12 (included)
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65KAIC rated standard
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UL certified and listed
EMX4i FEATURES EMX4i FEATURES
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Current limit ramp
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Soft brake
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SCR Failure Power Through
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Daily on/off scheduling
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Full graphical LCD display
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Real language feedback messages
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8 languages: English, Chinese, German, Italian, French, Spanish, Brazilian Portuguese, Russian
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Real time graphs of motor operating performance
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Main menu and Quick Setup
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Logs: 384 events
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Easy and fast to operate interface
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Quick start application setup for easy commissioning
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Emergency Run (Fire Mode)
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Built-in Simulation Mode
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QR codes on display for fast and easy diagnostics
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USB port for Parameter upload/download, firmware upgrades, diagnostics logs
RX4E SERIES
Prepackaged Starters with ATL Bypass Heavy Duty with EMX4i Technology
STANDARD FEATURES:
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EMX4i Soft Starter, Chassis
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Circuit breaker with Flange operator
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65KAIC rated
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450% rated for 30 seconds
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1.15 service factor
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Bypass contactor, starting duty
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Class 30 overload on bypass
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Internally mounted bypass switch
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Control power transformer
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Terminal strip remote connections
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Option adder for NEMA 3R
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Door-mounted start and stop push-buttons
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Door-mounted keypad
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Door-mounted run indicating light
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Door-mounted local-off remote switch
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Door-mounted fault indicating light
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Door-mounted overload reset
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UL certified and listed
EMX4ii FEATURES: FEATURES:
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Current limit ramp
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Soft brake
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SCR Failure Power Through
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Daily on/off scheduling
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Full graphical LCD display
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Real language feedback messages
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8 languages: English, Chinese, German, Italian, French, Spanish, Brazilian Portuguese, Russian
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Real time graphs of motor operating performance
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Main menu and Quick Setup
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Logs: 384 events
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Easy and fast to operate interface
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Quick start application setup for easy commissioning
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Emergency Run (Fire Mode)
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Built-in Simulation Mode
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QR codes on display for fast and easy diagnostics
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USB port for Parameter upload/download, firmware upgrades, diagnostic logs
RX4E SERIES
Prepackaged Starters with ATL Bypass 480V, NEMA 12 and 3R
HEAVY DUTY WITH EMX4i TECHNOLOGY/ HIGH FAULT BREAKER (65kA Interrupt Rating)
REDISTART RX2E SERIES
Prepackaged Starters with ATL Bypass Heavy Duty 480V, NEMA 12 and 3R, Dual Redundant
RX2E SERIES PRODUCT HIGHLIGHTS:
RX2E starters provide solid state reduced voltage starting for normal operation and full voltage emergency backup starting with complete electronic motor protection at the flip of a switch. This unique dual redundant design is the ideal solution for critical applications where downtime is extremely disruptive to production operations and cannot be tolerated. Benshaw’s MX solid state controls provide precise digital starting and stopping, motor protection, metering, diagnostics and communications standard.
Units are built to order with MX2 technology, but are also available with MX3 technology.
Rugged. Reliable. Ready.
STANDARD FEATURES:
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NEMA 12, dual redundant, combination/circuit breaker
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Shunt trip on main circuit breaker
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500% — 30 seconds rated solid state starter, UL certified and listed
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1800 PIV rated SCRs, UL certified and listed
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125% continuous duty rated solid state starter, UL certified and listed
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Selector switch for selecting solid state or full voltage operation mounted inside enclosure
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Full HP rated bypass contactor with a 1.15 service factor, wired for normal bypass operation and full voltage start and run operation, with normally open auxiliary contact
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Separately mounted “SPE” series overload relay wired for full voltage start and run operation.
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110 volt control power transformer with primary and secondary fuses
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Door-mounted start and stop push-buttons
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Door-mounted keypad
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Door-mounted run indicating light
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Door-mounted local-off remote switch
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Door-mounted overload reset
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Terminal strip mounted inside enclosure for remote start/stop connection
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Auxiliary relay with (2) Form C run contacts
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Benshaw MX2 or MX3 programmable motor controller with soft start, soft stop and motor protection capabilities
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RS485 ModBus communications
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Analog I/O • Available with MX3 technology
REDISTART RX2E/RX3E SERIES
Packaged Starters with ATL Bypass Heavy Duty 480V
COMBINATION/DUAL REDUNDANT PACKAGED STARTER WITH CIRCUIT BREAKER, EMERGENCY ACROSS-THE-LINE BYPASS/NEMA12/NEMA3R
RX2E SERIES WITH MX2 TECHNOLOGY
RX3E SERIES WITH MX3 TECHNOLOGY
