Solutions include robots, automation platforms, sequence controllers, humanmachine interfaces, variable frequency drives, servo amplifiers and motors, motion controllers, computer numerical control, pcbased cnc, linear servos, and industrial sewing machines, for a broad range of. Maintenance and inspection of thermal overload relay. Magnetic contactors and magnetic starters instruction manual. Frame type of magnetic starters separate mounting type certificate no. Thn series thermal overload relays will make a convenience and safer. Magnetic contactors and magnetic motor starters technical notes. In addition, we need to select each device considering. The overload relay must be used in conjunction with a contactor. The motor starters has achieved sales of 100 million. Contactors and motor starters mst series allied automation. Thn series thermal overload relays will make a convenience and safer systems.
The overload relay has no power contacts and cannot disconnect the motor by itself. Ge general electric overload relays thermal overload. Jun 22, 2017 mitsubishi electric automation of vernon hills, il offers a comprehensive line of factory automation solutions. When ordering heaters, specify heater part number and motor full load amperes. Once tripped, the thermal overload relay will not reset until it has cooled, automatically allowing the motor to cool before it can be restarted. Mitsubishi magnetic motor starters and contactors are designed to conform to the. Thermal cutoffs 4 thermometers 11 thermostats 8 time delays 3 transformers 9 index. The front face of the product is a bright white color, making the. Thn12 thn20 thn12cx a selection of relays for optimum. When the level of current in a circuit reaches a preset value, the increased temperature opens a set of contacts. Types of motor overload relay 21042011 by lemau 7 comments a motor overload relay is an electromechanical relay that is operated by heat developed in the relay.
The heat produced by the overload current is utilized to trip the motor circuit. This course develops a basic understanding for each item that is essential for using mitsubishi electrics power distribution and control devices. The tht thermal relay lineup includes the phase failure protection type modules threeelement relays. September 1, 2018 february 24, 2012 by electrical4u. Mitsubishi thermal overload relay, motor protection relay. Magnetic contactors and magnetic motor starters technical. Recent listings manufacturer directory get instant insight into any. Huge ge general electric thermal overload relays inventory same day shipping expert technical support. Thermal overload relays for use with tesys k contactors type of product range pages adjustable thermal overload relays for motors tesys lrk from 0. Overload relays based on mitsubishi msn series datasheet. Magnetic motor starter technical notes mst series magnetic contactors and magnetic motor starters this document introduces the types, characteristics and performances type test results of the magnetic motor.
Thermalelectronic overload relays, umc22fbp and accesssories. Contactors and motor starters allied automation, inc. Thermal overload relay working principle your electrical. Thermal overload relays for use with tesys k contactors. They offer reliable protection for motors in the event of overload or phase failure. Technical catalogue msn sirius trading and services. Magnetic contactors and thermal overload relays sk series.
Type 495051 overload relays the type 495051 overload relay provides three important functions for the protection of a motor packaged in one case, the three functions are individually adjustable, allowing optimum protection without compromising the various elements. Ge general electric thermal overload relays in stock at galco. Thermal relay working principle construction of thermal. Mitsubishis magnetic contactors and magnetic starters. Mitsubishis contactors and motor starters has been further developed. Types of motor overload relay electrical engineering centre. Motor overload protection when using the electronic thermal relay function as motor overload protection, set the rated motor current to pr. Thermal overload relays contactor relays optional unit product introduction 22 type codes order procedure outline drawing warranty and safety information of our farelated products 30 32 34 40 42 overseas standard 28 mitsubishi s contactors and motor starters continue to be further developed. View and download mitsubishi electric frd700 installation manuallines online. Our flagship contactor lines, the orange line and odyssey series contactors, are also available. Electronic thermal relay function operation characteristic this function detects the overload overheat pr. Magnetic contactors and magnetic starters instruction. Mitsubishi electric thermal overload relays protect motors and motor circuit conductors against over heating caused by current overloads and or. Low voltage magnetic contactors and relays, thermal overloads.
Mitsubishi thermal overload relay, motor protection relay, thn20cxkpul5. Overload relay 7 technical data 7 dimensions 8 freedom series contactors and overload relays contactors 10 accessories 11 thermal overload relays 14 type 2 coordination selection procedure 16 technical data 18 dimensions 33 modular series contactors and overload relays contactors 38 accessories 40 technical data 42 dimensions 47 thermal. Mitsubishi electric will not be held responsible for any damage caused by repairs, disassembly or. Thermal overload relays must be protected under a shortcircuit condition.
With mitsubishi electrics range of smart motor circuit breakers. Can be used as protection against motor burnout during overload or locked rotor, and offers a wide range of specifications to meet various needs, including protection against overload and phase loss, time lag, quick connect, etc. Mitsubishi thermal overload relay, motor protection relay, thn18cxkpul15a product details. Technical catalogue thermal overload relays electronic. The specifications in relation to shortcircuit protection for contactors and overload relays. Incorporation of can terminal for simple wiring unified design for n series the design has been unified for the msn series. Magnetic starters are the swltches in combination of magnetic contactor and thermal overload relay. Thermal overload relay thn mitsubishi, overload relay tht 18 mitsubishi, mitsubishi overload. The mitsubishi series etn relay is an excellent relay that can protect motors.
This version of internet explorer is either no longer supported by microsoft, or is obsolete and some features of our store may no longer be supported. Motor circuit breakers mitsubishi electric global website. Mitsubishi thk12 contactor w overload relay t45962 for. Fan relay spdt 90360 r8222b1067 90362 r4222b1082 90364 r4222b1090 fan relay 1no1nc 90370 r8222b1067. Mitsubishi thermal overload relay tht18tht18kptht25th. Mitsubishi thk12 contactor w overload relay t45962 for sale. I hope you will find this article informative and helpful.
Thermal overload relays, class 10a for more information technical specification page 121156 drawings page 173 contactors page 26 starters page 49 separate mounting unit page 169 electronic overload relay page 98 operating curves page 151 description direct mount on the gm9, 12, 18, 22 contactors 9, 12, 18, 22a frames. Two different metals always have different degree of linear expansion. Motor circuit breakers motor circuit breakers debut. Mitsubishi thermal overload relay tht18tht18kptht25. Thermal overload relays are economic electromechanical protection devices for the main circuit.
Thermal overload relays tr series general information. Magnetic contactors and magnetic starters instruction manual magnetic contactors and magnetic starters nstruction manual to ensure proper use of the products listed in this catalog, please be sure to read the instruction manual prior to use. Com sells a wide range of other products mitsubishi p247287. Chapter 3 selecting magnetic contactors and thermal overload relays provides how to select and connect magnetic contactors and thermal overload relays and how to start their loads. Thermal overload relays series n154 dimensionsapproximate series n154 thermal overload relay when ordering series n154 overload relays, specify.
A typical application of thermal relay is overload protection of. Fuji electric offers the sk series mini contactors, which is up to 5hp at 480vac, the sce series contactors, up to 100hp at 480vac, and their associated thermal overload relays. Motor overload protection when using the electronic thermal relay function as motor overload protection, set the rated motor current in pr. Select the appropriate overload relay with screw clamp terminals or connectors from the table above and add. Thermal overload relays contactor relays optional units product introduction 18 type codes order procedure outline drawing warranty and safety information of our farelated products 32 34 36 44 50 international standard 28 mitsubishis magnetic contactors and magnetic starters continue to push the boundaries. Mitsubishi electric frd700 installation manuallines pdf. A motor starter starts and stops a connected motor load and will provide protection in case of a. The thn and tht series relays can be paired with the mitsubishi electric contactors or utilized as a standalone overcurrent protection device. Thermal overload relays contactor relays optional units product introduction 18 type codes order procedure outline drawing warranty and safety information of our farelated products 32 34 36 44 50 international standard 28 mitsubishi s magnetic contactors and magnetic starters continue to push the boundaries. Sep 01, 2018 thermal relay working principle construction of thermal overload relay september 1, 2018 february 24, 2012 by electrical4u the coefficient of expansion is one of the basic properties of any material. Hi friends, in this article, i am talking about thermal overload relay working principle and its function in a dol starter.
Thermal overload relays with trip class 20 table for tripping time thermal overload relays ta25du trip class 20 1. Contactors, starters, overload relays wolf automation. Centenary materials new products purchase guide of electronic components there are more than forty thousands of products listed in the website,the information is updated and grew continuousluy from our core systems. The specifications in relation to shortcircuit protection for. It is specifically designed for use with motor starters and. Mitsubishi thermal overload relay tht18kp tht18kp 2. Quick operating type overload relays the windings of submersible pump and compressor motors normally have a smaller overload capacity than those of standard motors, since they are. Motor circuit breakers outline low voltage circuit breakers magnetic contactor thermal overload relays motor circuit breaker basic type rated current a rated shortcircuit breaking capacity ka outside dimension mm w. A motor starter is a contactor plus an overload relay.
Compact dimensions, modular expansion options and a powersaving design those are the key characteristics of mitsubishi electric lowvoltage switchgear products. The thermal overload relay can make up a compact starting solution together with contactors. Thermal overload relays models and heater types that configure magnetic starters. Sirius innovations sirius 3ru2 thermal overload relays. Sirius innovations sirius 3ru2 thermal overload relays sirius 3rb3 solidstate overload relays manual, 092014, a5e03656507420arsaa002 9 introduction 1 1. Mitsubishi electric automation of vernon hills, il offers a comprehensive line of factory automation solutions. Thermal overload relays contactor relays optional unit product introduction 22 type codes order procedure outline drawing warranty and safety information of our farelated products 30 32 34 40 42 overseas standard 28 mitsubishis contactors and motor starters continue to be further developed. The coefficient of expansion is one of the basic properties of any material.
Thn12 thn20 thn12cx a selection of relays for optimum motor protection characteristics. O mitsubishi electric will not be held responsible for any damage caused by repairs. Mitsubishi thermal overload relay, motor protection relay, th. Mitsubishi electric thermal overload relays protect motors and motor circuit conductors against over heating caused by current overloads and or phaseloss. Cross reference guide revision 1 1102 sealed unit parts co. Thn thermal overload relays a convenient and safer system the thn series overload relay will protect a motor from burnouts caused by overload, locked rotor, or single phasing. The mitsubishi generalpurpose programmable controller is manufactured.
Motor protection relays mitsubishi electric americas. Menyediakan berbagai macam peralatan dan perlengkapan electrical seperti thermal overload relay merek mitsubishi. Chapter 4 maintaining and upgrading magnetic starters provides the knowledge to maintain and upgrade magnetic starters. A thermal overload relay works on the heat produced by the excessive overload current. Thermal overload relay working principle your electrical guide. Magnetic contactors and magnetic starters maintenance. Thermal overload relay that protects your motor against burnout. View and download mitsubishi electric fra800 instruction manual online. Low voltage magnetic contactors and relays, thermal. Type st magnetic contactor type tht thermal overload relay.
The msn series includes magnetic contactors, thermal overload relays and contactor relays. Thermal relay working principle construction of thermal overload relay. Motor protection relays mitsubishi electric factory. Thermal overload relays 3pole contactors and overload. Mst series magnetic contactors and magnetic motor starters this document introduces the types, characteristics and performances type test results of the magnetic motor starter, for the purpose of being generally utilized as a basic document by all the users including the administrators, designers, and those responsible for construction. In order to protect motors against shortcircuits, it is advisable to use fuses am in conjunction with the thermal overload relay. Thermal overload relay size mm type tk12 tk25 tk26 magnetic contactor and thermal overload relay sk series supporting the market for motor drive circuits such as inverters and servos with the recent increased popularity of inverters and servo amplifiers, more companies are using. If necessary fuji will supply thermal relays with saturable reactors. Mitsubishi electric low voltage switchgear magnetic contactors thermal overload relays, overload relay control terminal busbar width no standard auxiliary contacts nc weight rated, overload relay control terminal busbar width no standard auxiliary contacts nc weight dimensions, position h and the reset bar will pop out.
454 824 515 1085 133 1418 511 535 1015 971 687 777 534 1051 809 1514 1007 1052 129 646 1226 857 925 195 1524 632 966 1266 988 264 1449 210 1493 464 1212 813 277 516 1037