Siemens iec overload relays grainger industrial supply. Home siemens motor control siemens overload relays siemens 48 series solid state overload relays find by pricing below 99 11 99 to 153. It has current rating of 25 amps for enhanced performance. Industrial controls protection devices sirius 3ru thermal overload relays sirius 3rb electronic overload relays manual 122017 a5e03656507420arsac004 introduction 1 standards 2 product description 3 product combinations 4 functions 5 configuration 6 mounting 7 connection 8 operation 9 accessories 10 technical data 11 circuit diagrams 12. These overload relays provide accuracy unmatched in the market. Selector switch for manualautomatic reset and reset button. Siemens esp200 solid state overload relay 48ate3s00 for. E3 and e3 plus solidstate overload relay user manual.
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. Siemens esp200 solid state electronic overload relays selfpowered esp200 overload relays provide accuracy unmatched in the market. Under the same condiing performance of a heater conventional thermal adjustment tions the trip time will be the less solidstate overload. Siemens 3ua overload relays overload relays siemens. Note that while thermal overload relays require a heater selection based on a relatively wide ampere range, the esp200 overload relay has many clicks covering the same ampere range.
Manual sirius 3ru thermal overload relays sirius 3rb. Industrial controls catalog siemens industrial controls previous folio. Sf 16148 formulaapproximate full load amps for other motors 208 volt full load amp 230 volt current 110% 2phase fla ov0. View and download siemens 3rb12 instructions manual online. The bimetal ambient compensated overload relay heater elements are available in class 20 or class 10 ratings. Siemens is known worldwide as an industrial controls trendsetter. With repeat accuracy of greater that 99%, trips can be set to the most specific conditions, resulting in both longer motor life and cost savings. Siemens canada limited industrial control product catalog 2019. Design principle overload relay functions nema class 10 tripping characteristics. Siemens sirius thermal overload relay is specially designed to offer enhanced protection to the electrical motors from being damaged due to over current and phase failure condition. A device set to manual reset can be reset locally by pressing. Siemens sirius 3ru thermal overload relays are designed for currentdependent protection of applications with normal startup conditions against impermissibly high rises in temperature as a. Like overload relay siemens sirius 3ru21161fb0 with a current range of 3. Overload relay heater tables selection of heater elements for overload relays siem indus siemens industry, inc.
To provide additional protection siemens offers circuit breakers to protect against severe electrical shock or electrocution, mitigate the risk of electrical fires and protect. Class 20, see technical specifications, shortcircuit protect ion with fuses for motor feeders, and the configuration manual sirius configuration selection data for fuseless load feeders, order no. Summary of changes this manual contains new and updated information as indicated in the following table. Overload relay melting alloy overload relay, the bimetal ambient compensated overload relay can be set for manual or selfresetting operation.
Overload relays solid state esp200, class 48, 958 and 958l. Siemens sirius 3ru21264bb0 thermal overload relay, 14 to 20a range, size s0, trip class 10, manualautomatic reset, contactor mounting, screw terminal misc. The manual or automatic reset feature on this sirius series relay helps handle nuisance tripping when automatic reset is enabled and prevents. Siemens iec overload relays previously purchased use siemens iec overload relays with contactors in the motor starter, overload relays are designed to open the starting circuit and cut the power to the motor if it begins to draw too much current for an extended time. The siemens sirius 3ru11160cb0 thermal overload relay is adjustable from. Automatic or manual reset adjustment a manual test button is provided to test the operation of the 3pole overload relay control contacts w15% nominal trip current adjustment accept either standard class 20 or quick trip nema class 10 heater elements without any other changes or adjustments available with a normally open contact. As an already registered user simply enter your userame and password in the login page in the appropriate fields. Sirius 3ru thermal overload relays sirius 3rb electronic overload relays manual, 122017, a5e03656507420arsac004 11 1. Siemens general terms of supply are to be derived or inferred from the following description. Similarly, motors that require only onethird, onefourth, or onefifth the overloads fla capability can use the. Access relay parameters the spreadsheet that is attached to this pdf details the e300 parameters. An overload relay is made up of a heater paired with normallyclosed contacts that open once the heater gets too hot. Siemens industry catalog automation technology industrial controls protection equipment overload relays.
The 3ru21 thermal overload relays up to 80 a have been designed for current. With repeat accuracy of greater than 99%, trips can be set to the most specific conditions, resulting in both longer motor life and cost savings. Fusible with bimetal overload relay, class 17 siemens. Sirius innovations sirius 3ru2 thermal overload relays sirius 3rb3 solidstate overload relays 10 manual, 092014, a5e03656507420arsaa002 advantages through energy efficiency siemens offers you a unique portfolio for efficient energy management in industry a process that serves to optimally shape your energy requirement. Siemens sirius 3ru1116 adjustable thermal overload relays. Sirius innovations sirius 3ru23rb3 overload relays 10 manual, 112011, a5e03656507420a01 the 3rb303rb31 electronic overload relays make the following contribution to energy. At automation24, we offer thermal overload relays at excellent prices. Protection of 3 phase ac motors in sinusoidal 5060hz network. All offered thermal overload relays can be matched with a corresponding main contactor. Reference manual protection equipment overload relays. Switch position indicator and test function stop button selector switch for manualautomatic reset screw connection or springclamp versions impulse voltage resistance 6 kv insulation voltage 690v surface or dinrail standalone mounts available, see 7061699 etc. The following illustration shows a motor circuit with a manual. After logging in you will see your user specific settings and prices as well as having other. For replacement of starter mounted overload relay, refer to page 16157.
Information for integrating the overload relays into the system environment. Nema overload and current sensitive relays siemens usa. Purpose of the manual this manual describes the 3ru23rb3 overload relays and provides the following information. Find siemens overload relays offered by widespread electrical sales. Sirius innovations sirius 3ru2 thermal overload relays. Siemens sirius 3rb20 solidstate overload relays have an internal power supply that has been designed to provide currentdependent protection for loads with normal starting and heavy starting against impermissibly high temperature rises due to overload, phase asymmetry or phase failure. Siemens offers a wide array of thermalmagnetic circuit breakers that are the key element for overload and shortcircuit protection of your homes electrical system. Sirius 3ru thermal overload relays sirius 3rb electronic overload relays manual, 092016, a5e03656507420arsab003 11 1. With the communicationcapable sirius 3rb24 electronic overload relay for io link you can easily connect your load feeder to a higherlevel control and therefore integrate it into your automation environment.
The 3rb2 range of solid state electronic overloads can be connected directly to siemens sirius contactors to provide accurate motor overload protection with enhanced single phase sensitivity,application. The 1pole relay provides panel mounting for easy installation. E3 overload relay as it applies to both the e3 and e3 plus overload relays. The manual or automatic reset feature on this sirius series relay helps handle. Manual sirius innovations sirius 3ru2 3rb3 overload relays. You should also understand devicenet network operations, including how slave devices operate on the network and communicate with a devicenet master. Siemens standard overload relays are class 10 or class 20 with. The e300 electronic overload relay is the newest technology for overload. The esp200 solid state overload relay is so simple to configure.
Similarly, motors that require only onethird, onefourth, or onefifth the overload s fla capability can use the. Esp200 overload relays provide accuracy unmatched in the market. See note under ordering information to retrofit existing thermal starters with esp100 solid state overload relay. Overload relays general data 6 siemens 2011 1 when using the overload relays with trip class. Overcurrent protection 7sj602 application 532 siemens sip edition no. Product catalogue and online ordering system for digital industries and smart infrastructure. As the electronic overload relay supports the transmission of analog process variables such as currents, system processes can be. Electronic overload relays esp200 solid state overload relay protects and serves, available with both automatic and remote reset features building and improving on past successes, selfpowered esp200 overload relays are a revolution for both industrial and construction applications. As a brand thats been paving the way from the beginning, the siemens modular system specializes in the switching, starting, protecting and monitoring of motors and industrial systems. Siemens 3ru164fb0 class 10 thermal overload relay for direct mounting on size s2 contactors 3rt1033, 3rt1034, 3rt1035 and 3rt1036, is adjustable from 28a to 40a and has phase loss protection. The 3rb20 and 3rb21 solidstate overload relays up to 630 a. Manual overload test 1m 1m dut 1m 1m from current source nc contact of relay connections of thermal overload relay for ol testing testing of thermal overload relay 1.