Circuit Breaker Protection for Automation Systems
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Circuit Breakers Next Generation of Protection Capabilities © Allen-Bradley • Rockwell Software AlltOillcltiOII

Circuit Breaker Offering Rockwell Automation offers a full line of Allen-Bradley® circuit breakers and motor protection devices to help meet many of your application needs. With a current range up to 3000 A and a large variety of functions, these components are used in multiple industries – whether you are building panels or machines, in local installations or for the global market. From miniature circuit breakers to molded case circuit breakers and motor protection circuit breakers, they are accompanied by a full range of accessories and operating/mounting options to satisfy a range of...

Higher Short Circuit Current Ratings (SCCR) • Increased short circuit protection – Standard Magnetic Trip (Fixed at 13…14 x Ie) and High Magnetic Trip (Fixed at 16…21 x Ie) • Short circuit coordination is available for motors from 0.1 to 630 kW, fault currents up to 100 kA, and operational voltages up to 690V • Higher interrupting ratings (i.e. up to a 150 kA) • Greater customization in trip units for enhanced protection Ease of Selection and installation Determine the necessary circuit protection for your application with easy to use selection and ordering tools. Molded Case Circuit...

Molded Case Circuit Breakers With eight frame sizes with a range of 15 to 3000 A, Allen-Bradley molded case circuit breakers can accommodate your required current ratings and breaking capacities. With a wide range of operators and accessories, these circuit breakers provide the protection of circuits against overload, short circuit and ground fault. This global portfolio features: • Interrupting capacity from 25 to 150 kA allows a single unit to address many applications, thereby reducing the number of different products to be specified • Electronic trip unit available from 25 to 3000 A •...

Applying Short Circuit and Conductor Protection Molded case circuit breaker with thermal magnetic protection Branch Motor Circuits Branch Circuits Motor circuit protection devices with magneticonly trip unit Molded case circuit breakers with thermal magnetic protection contactor overload relay starter Resistive loads (heating elements, lighting, etc.) Motor circuit protection devices tested with combination starters or contactors to provide SCCR coordination to 65 kA. See our Global SCCR website for more information: www.rockwellautomation.com/support/global-sccr.page

Broad Selection of Accessories Termination Options Extended End Cap (Standard) Lug Annunciate Options Internal accessories are quickly and easily field installed by simply removing the front cover. Shunt Trip/ Undervoltage Relay Protection Options Fixed Thermal/Magnetic Adjustable Electronic Long Short Instantaneous (LSI) and Long Short Instantaneous Ground-Fault (LSIG)

Ease of Installation With multiple operator options, you can find the right installation for your application needs and safety requirements. Multitap Lug Variable Depth Rotary Operator – For global application of non-flanged enclosures. Flex Cable Operator – Provides flexibility to easily position circuit breakers in a panel when using a flange style handle. Motor Operators – Allow for remote electrical operation of the MCCB. Auxiliary/Alarm Contacts Direct Rotary Operators – Through the door operation or control with the enclosure door open. NFPA Internal Operating Handle – When using a...

Motor Circuit Protection Allen-Bradley motor protection circuit breakers are available for a wide range of motor sizes and installation types. They can be combined with our NEMA and IEC motor starters, overload relays and contactors. Motor Circuit Protection up to 1200 A Bulletin 140MG • Current range 3…1200 A Motor Circuit Protectors • UL489 Listed/Recognized for motor loads • Short-circuit only protection units available in 3…1200 A (overload protection must be provided separately) • Combined short circuit and overload protection units available in 3…150 A • Visible trip indication • High...

Motor Protection Circuit Breakers Motor circuit protection' devices with magnetic- only trip unit overload relay! Molded case circuit breaker with thermal magnetic L circuit breaker with overload protection Motor circuit protection devices tested with combination starters or contactors to provide See our Global SCCR website for more information: Motor circuit devices with trip unit overload relay Approved for use in group motor applications in North America, it is possible to protect multiple motor branch circuits below a single short circuit protection device. When used as a ULType E...

Miniature Circuit Breakers for Control Circuit and Load Protection The control circuit and load protection family has an updated and expanded portfolio to better fulfill your needs. The new offering of miniature circuit breakers is IP20 finger safe and RoHS compliant. These products also meet an expanded set of standards and certifications. Miniature Circuit Breakers UL 489 • CSA C22.2 No. 5.1 • EN 60947-2 • GB 14048.2 UL Listed • CSA • CE • CCC • VDE Bulletin 1489-M products are certified for branch circuit protection in the United States and Canada and as miniature circuit breakers for...

Residual Current Devices UL 1053 • ANSI/NFPA 70 • EN 61008 • CSA C22.2 No. 144 • GB 16196 cURus Recognized • CE • CCC • VDE Bulletin 1492-RCD products detect and interrupt leakage to ground, preventing injury to exposed personnel and damage to equipment. RCDs are used in series with miniature circuit breakers for additional circuit protection from not only overload and short circuit, but also ground fault. • 25…80 A; 2, 4 poles • 30 mA sensitivity devices for personnel protection (consult local requirements) • 100, 300 and 500 mA sensitivity devices for equipment protection • Reversible...