Circuit and Load Protection products protect solenoids, relay coils, pilot devices, PLC outputs, and more. They are DIN Rail mountable for quick installation and excellent for high-density configurations. We offer electronic circuit protection modules, circuit breakers, and motor protectors including modular protection systems, bi-metallic or solid-state overload relays and surge protectors and filters.
Circuit breakers include industrial DIN Rail circuit breakers, high density miniature circuit breakers, motor circuit protectors, residual current devices, miniature circuit breakers, and supplementary protection devices. We offer many configurations, voltage ranges, and current ranges to meet your requirements.
Our molded case circuit breakers have multiple frame sizes to accommodate your required current ratings and breaking capabilities. These breakers provide protection of circuits against overload, short circuit, and ground fault. They can be combined with our NEMA and IEC motor starters, overload relays, and contactors.
Our motor circuit protectors provide short-circuit protection for individual motor loads and 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.
Our motor protection circuit breakers provide both short-circuit and overload protection for individual motor loads and are available for a wide range of motor sizes and installation types. They can be combined with our NEMA and IEC contactors or solid-state motor controllers.
Our control and load switches offer you state-of-the-art solutions for almost any application. You can use Bulletin 194E load switches and Bulletin 194L control/load switches as 'at-motor disconnecting means' per article 430-J of the National Electrical Code.
Our Bulletin 194E Load Switches are designed for use as local motor isolation and disconnect switch applications. Our switches are available in 3- and 6-pole versions with add-on additional poles, grounding and neutral terminals and auxiliary contacts. These switches share the same operating handles as the Bulletin 194L Control and Load Switches.
Our Bulletin 194L Control and Load Switches are flexible, adaptable, time- and space-saving devices. Our switches are available as front door-, base- or DIN Rail-mounting versions. You can use these switches as manual motor controllers and motor disconnects.
Our Disconnect Switches are available in both fixed- and variable-depth styles with flange- or door-mounting styles. Our switches are NEMA, IEC, and UL rated. We offer a variety of fused and non-fused versions from 20...1250 A in both open and enclosed configurations.
Our Bulletin 194E Load Switches are designed for use as local motor isolation and disconnect switch applications. Our switches are available in 3- and 6-pole versions with add-on additional poles, grounding and neutral terminals and auxiliary contacts. These switches share the same operating handles as the Bulletin 194L Control and Load Switches.
Our Bulletin 194L Control and Load Switches are flexible, adaptable, time- and space-saving devices. Our switches are available as front door-, base- or DIN Rail-mounting versions. You can use these switches as manual motor controllers and motor disconnects.
Our Bulletin 194L Control and Load Switches are flexible, adaptable, time- and space-saving devices. Our switches are available as front door-, base- or DIN Rail-mounting versions. You can use these switches as manual motor controllers and motor disconnects.
Our Electronic Circuit Protection Modules protect the secondary circuits of 24V DC switched mode power supplies. These modules monitor both supply voltage and load currents, and enhance protection over standard thermomagnetic circuit breakers.
Our Bulletin 1692 Electronic Circuit Protection Modules protect the secondary circuits of 24V DC switched mode power supplies. These modules monitor both supply voltage and load currents, and you can monitor and control the modules both locally and remotely.
Our modular Bulletin 1694 Electronic Circuit Protectors protect the secondary circuits of 24V DC switch mode power supply against short circuit or overload. IO-Link enabled versions provide real-time insight into the status of your control system. The only 12.5 mm wide modules can be mounted side by side no further accessories required. T
Our modular Bulletin 1694 Electronic Circuit Protectors protect the secondary circuits of 24V DC switch mode power supply against short circuit or overload. IO-Link enabled versions provide real-time insight into the status of your control system. The only 12.5 mm wide modules can be mounted side by side no further accessories required. They come with time-saving push-in terminals. The protection modules are available in single or double channel in the same compact housing. The range comprise fixed current ratings from 1A...10A and an adjustable current version.
Fuse holders provide a safe and convenient means for installing Class CC, J, and Midget fuses. These fuser holders are excellent for wire protection, small motor loads, and group protection of small motor loads.
Bulletin 1492-FB Fuse Holders are ideal for many OEM applications. Our fuse holders give you a safe and convenient means for installation of class CC, J, and midget fuses. Use our class CC and J holders for branch circuit protection. They are excellent for wire protection, small motor loads, and group protection of small motor loads.
Low Voltage Motor Protectors includes a broad selection of overload relays, enclosed motor protectors and modular protection systems. This product offering covers bimetallic relays and solid-state overload relays, as well as motor protection circuit breakers.
Our Bulletin 193/592 Electronic Overload Relays offer flexibility and convenience in modular designs. They are available for both NEMA and IEC applications. In addition, this portfolio offers a variety of options including protection and communication modules.
Our Bimetallic Thermal Overload Relays are motor protectors for IEC applications. We designed these relays for use with our contactors and reversing contactors.
Bulletin 592 Eutectic Alloy Overload Relays are thermal type devices. When used with the proper short-circuit protection, these relays protect the motor, motor controller, and power wiring against overheating due to excessive overcurrents. The trip-free mechanism provides overload protection even when the reset button is pressed.
Our Bulletin 825-P Modular Protection Systems are discontinued and no longer available for sale. Customers are encouraged to migrate to the E300 Electronic Overload Relays. The E300 Electronic Overload Relays offer a flexible design, simplified wiring, and seamless Logix integration.
Medium Voltage Motor Protectors include Bulletin 857 Motor-Feeder Protection and Bulletin 865 Differential Protection Relay to meet your motor and feeder protection requirements.
Our Medium Voltage Bulletin 857 Motor and Feeder Protection Relays are discontinued and no longer available for sale. To support your transition, we recommend that you migrate to our Bulletin 193/592 E300™ (networked) and E200™ (non-networked) Electronic Overload Relays.
The MachineAlert™ family of dedicated function motor protection relays offers supplementary protective functions that are easily added to your motor control circuits. These relays meet application requirements for supplemental voltage-, current-, thermistor-, power-, and power factor based protection. MachineAlert relays are an economical choice for protecting equipment investments and minimizing production downtime.
Our Bulletin 809S Current Monitoring Relays provides under- and over-current detection and supplementary protective functions that are easily added and applied to your motor control circuits.
Our Bulletin 813S Voltage Monitoring Relays offer state-of-the-art supplementary protective functions that you can easily add and apply to your motor control circuits.
Our Bulletin 814S Power Factor Monitoring Relays and Power (kW) Monitoring Relays offer state-of-the-art supplementary protective functions that you can easily add and apply to your motor control circuits.
Our Bulletin 817S Thermistor Monitoring Relays protects equipment from over-temperature conditions and offers supplementary motor protective functions that you can easily add and apply to your motor control circuits.
Surge Protectors and Filters meet the needs of industrial surge and filter protection requirements. Our surge protectors and filters protect motor drives, contactors, capacitor bank switching and more. They mount to a DIN rail or panel.
Bulletin 4983-DC DIN Rail Filter and Surge Protective Device is the combination of a filter and a surge protective device. This device provides transient and noise protection in one small package.
Our Bulletin 4983-DD DIN Rail Dataline Surge Protective Devices protect industrial communication networks. These devices use a combination of 3-electrode gas discharge tubes and fast-clamping diodes.
Our Bulletin 4983-DH Heavy-Duty AC Surge Protector combines a high-energy varistor (MOV) network with a gas discharge tube to increase performance in protection level, life duration, and suppression of leakage current. It is connected in parallel and can be located in the feeder circuit.
Our Bulletin 4983-DS DIN Rail AC Surge Protective Devices are connected in parallel and use an MOV to clamp high-voltage surges. These devices are primarily used in the main electrical panel for the protection of 1- and 3-phase systems.
Our Bulletin 4983-PF Panel Mount Filters provide noise protection. They monitor and clean the wave of high frequency noise disturbances that can cause premature aging.
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