Abb overload relays electronic overload relays product. Electronic overload relay zeb for applications from 0. The trip setting has a range of 100600% fla, and the enable time is adjustable up to 250 seconds. Features selfpowered reliable and accurate electronic. Thermal modeling is performed electronically with precision solidstate components. The overload relay z can be mounted directly on contactor dil m up to 250 a. Learn more about the differences and features of each type. The spreadsheet that is attached to this pdf details the e300 parameters. Its modular design, communication options, diagnostic information, simplified wiring, and integration into logix. An overload relay is an electrical device used to protect an electric motor from overheating. For the e300 electronic overload relay to function properly and protect your motor, it needs a control voltage 24v. View and download eaton c440xtoe user manual online. An electrical motor can be operated safely with the help. The current trend of overload protection with motorprotective circuitbreakers and overload relays is moving from bimetal solutions to electronic solutions.
For example, if you have an overload relay with a class 10 rating, your system will allow an overload condition for 10 seconds before the overload relay trips to protect your motor. A few different types of overload relays include bimetal overloads, ambientcompensated overload relay, and electronic overload relays. Electronic overload relay abb industrial solutions. Eaton moeller zev electronic motor protective relay. Summary of changes this manual contains new and updated information as indicated in the following table. Electronic overload relays 3pole contactors and overload relays. In this case, if a standard thermal overload relay were used, it would not trip at the same level of motor current if the controller temperature changed. The e3 overload relay can respond quickly to take a motor offline in the event of a mechanical jam, thereby reducing the potential for damage to the motor and the power transmission components. Designed for tesys d and f contactors ranges, they can be mounted directly under the contactors for advanced. Overload relays electronic overload relays product. Unlike the bimetallic and eutectic overload relays, these electronic overload relays measure current electronically. Overload relays electronic type platt electric supply.
They are the alternative to thermal overload relays. Sirius 3rb3 electronic overload relays industry mall. Overload relays and their heaters belong to one of three classes, depending on the time it takes for them to respond to an overload in the motor. Electronic overload relays offer reliable and precise protection for motors in the event of overload or phase failure. Throughout this manual, we refer to the e300 electronic overload relay as the e300 relay. E3e3 plus to e300e200 electronic overload relay pdf. Siemens industry catalog automation technology industrial controls protection equipment overload relays sirius 3rb3 electronic overload relays. The e300 electronic overload relay is the latest technology for motor protection that will help reduce your motor control investment and.
Electronic overload relays for special applications for motors with heavy starting class 10, 20, 30 class 5,10, 20, 30 adjustable eex e motor protection eex eatex. Selfsupplying electronics avoids need for connection of an external supply voltage. What is the difference between electronic overload relay. Zeb electronic overload relay 523 zev electronic motorprotective system 526 thermistor overload relay for machine protection emt6 533 cmd contactor monitoring device 536. Our e100 electronic overload relays are the next generation basictier electronic overload relay. It is sensitive to temperature changes due to heat produced in the bimetallic strip from overload currents. Huge electronic overload relays inventory same day shipping expert technical support. The e300 electronic overload relay provides useradjustable stall protection. The standard thermal overload relay is always affected by the surrounding temperature. Mar 14, 2018 for example, if you have an overload relay with a class 10 rating, your system will allow an overload condition for 10 seconds before the overload relay trips to protect your motor. So it is essential to have sufficient motor protection. Provides complete user information for the e300 electronic overload relay.
The e3 overload relay offers configurable phase loss protection in allowing the installer to enable or disable the function plus set a time delay setting, adjustable from 0. E300 electronic overload relay dds distributor data solutions. Iec relays are usually class 10, and you can usually adjust them to 50% above their normal trip current. Many overload relays include bimetallic elements or bimetallic strips, also referred to as heater elements. We offer a full line of eutectic, bimetallic, and electronic overload relays. Electronic overload relay product features low power consumption great accuracy full eliabilityr phase unbalance protection direct mount to iec contactors panel mount adapter for nema contactors interchangeable with thermal overload relay multiple trip class selection manual auto reset your benefits. This term is used interchangeably with e300 electronic overload relay. Designed for tesys d and f contactors ranges, they can be mounted directly under the contactors for advanced motor protection. The electronic overload relay can make up a compact starting solution together with contactors. Plus passthru electronic overload relay provides the same.
The e300e200 electronic overload relay is the newest technology for overload protection. They deliver precise electrical current to individual motors and other components in conveyor belt systems for increased control. Its modular design, communication options, diagnostic information, simplified wiring, and integration into logix technology make this the ideal overload for motor control applications in an. To compensate for temperature variations, an ambientcompensated overload relay is used. Huge abb electronic overload relays inventory same day shipping expert technical support. Dileem to dilm820 moellers zev electronic overload relay offers the ultimate motor protection at an economical price. Lr9f5369 tesys lrf electronic thermal overload relay. Eaton c440a1a045sax c440 electronic overload relay nema c440 electronic overload relay nema, separate mount, 45mm frame, selectable 10a, class 10,20, 30, overload 945a, standard. Overload relays are designed to imitate on a much smaller scale the heating patterns of the electric motor it is installed in, and interrupt the current once the heat sensing mechanism in the relay reaches a certain temperature. These documents contain additional information concerning related products from rockwell automation. An overload relay is made up of a heater paired with normallyclosed contacts that open once the heater gets too hot. Electronic overload relay product features low power consumption great accuracy full eliabilityr phase unbalance protection direct mount to iec contactors panel mount adapter for nema. E300 electronic overload relay user manual literature library. Overload relays are designed to imitate on a much smaller scale the heating patterns of the electric motor it is installed in, and interrupt the current once the heat sensing mechanism in the relay reaches.
One advantage offered by electronic overload relays is a heaterless design, reducing installation cost and the need to stock a variety of heaters to match motor ratings. Adjustable electronic overload relay, multiclass, multiscale tesys lr9d from 0. Control and chapterb11 tesys p c rotection omponents from. One advantage offered by electronic overload relays is a heaterless design, reducing installation cost and. Adjustable thermal overload relays for unbalanced loads tesys lrd from 0. Typical nemarated overload relays are class 20, but you can adjust many of them about 15% above or below their normal trip current. Size 4 starters are not shipped as an assembled unit. The motor current flows through buildin current transformers and an evaluation circuit will recognize an overload over current. The xt is a selfpowered electronic overload relay available up to 175a as a selfcontained unit. Square d magnetic starters with electronic overload. Increased flexibility, enhanced protection the c440xtoe electronic overload relay delivers enhanced motor protection and communications capabilities in a single compact device, directly monitoring. The e300 electronic overload relay offers current imbalance trip and warning settings adjustable from 10100%. The c440xtoe electronic overload relay delivers enhanced motor protection and communications capabilities in a single compact device, directly monitoring motor current in each phase. Emt6 thermistor overload relay for machine protection 64.
These relays include enhanced features to better safeguard your motor protection investments. Sirius 3ru thermal overload relays sirius 3rb electronic overload relays manual, 122017, a5e03656507420arsac004 11 1. The e100 includes increased accuracy and repeatability, a selfpowered design with lower heat dissipation, and an aggressive component certification strategy. Contactors dil, overload relays z 58 contactors dil 514 overload relays z 520 zeb electronic overload relay 523 zev electronic motorprotective system 526 thermistor overload relay for machine protection emt6 533 cmd contactor monitoring device 536. The trip function also includes a trip delay time with a range of 0.
Download e3e3 plus to e300e200 electronic overload relay book pdf free download link or read online here in pdf. C440xt electronic overload relay freedom series nema starters with c440 electronic overload relays notes see page 9 for product selection. They deliver precise electrical current to individual. C396 electronic overload standalone components technical data and speci. It is sensitive to temperature changes due to heat produced in the bimetallic strip from overload currents and at a threshold temperature of the thermal elemen. This will lead to a release of the relay and a change of the contacts switching position 9596 9798. Electronic overcurrent relay overload relay in urdu. The features and benefits of electronic overload relays vary, but there are a few common traits. The e300 electronic overload relay offers configurable phase loss protection, allowing the installer to enable or disable the function plus set a time delay setting, adjustable from 0. Jam overcurrent the e300 electronic overload relay can respond quickly to take a motor offline in the event of a mechanical jam, thereby. All books are in clear copy here, and all files are secure so dont worry about it. Sirius 3ru thermal overload relays sirius 3rb electronic overload relays manual, 122017, a5e03656507420arsac004 9 introduction 1 1. Technical catalogue thermal overload relays electronic.
Electronic overload relays 3pole contactors and overload. Lr9f5369 tesys lrf electronic thermal overload relay 90. Remote trip the remote trip function allows an external device e. These relays are commonly referred to as electronic overload relays. Read online e3e3 plus to e300e200 electronic overload relay book pdf free download link book now. Electronic overload relays offer reliable protection in case of overload and phasefailure. E300 electronic overload relay dds distributor data. Explore the e300 electronic overload relay virtual brochure diagrams and.
Access relay parameters the spreadsheet that is attached to this pdf details the e300 parameters. Abbs electronic overload relay offers reliable and fast protection for motors in the event of overload or phase failure. Electronic overload relays explosion protective components. The selfsupplied electronic overload relays are three pole electronic mechanical devices. Heaterless design also allows the electronic relay to be insensitive to the ambient. Tesys lr9 is a complete range of electronic thermal overload relays from 0. Explore the e300 electronic overload relay virtual brochure diagrams and videos to learn how to simplify your architecture, reduce downtime, and protect your assets. Electronic overload relays motor protection for overload and phase failure.