Mechanically interlocked contactors pdf

Easy online ordering for the ones who get it done along with 247 customer. Contactors size 00 2 offer ip 2x fingersafe terminals reversing contactors and starters electrically and mechanically interlocked simplicity class 1020 selectable motor logic solid state overload. Since the motor is connected to the power line regardless of which direction it operates, a separate contactor is needed for each direction. For mechanical connection of contactor and timing relays in. A9 a16 mounted on 35mm din rail a26 a750 mounted on common baseplate. La9fl4k4f tesys f mechanical interlock for 3 vertical contactors. Each contactor, from 9 amps up to 150 amps, can be interlocked for forwardreverse operation. A9 a16 mounted on 35mm din rail a26 a300 mounted on common baseplate. They also feature the option of being mechanically interlocked on both sides of the unit.

Contactors ac mechanically interlocked iec contactors. Contactors can take many forms, thought the most common in a safety circuit are forcedguided, mechanically linked relays. Shop tesys d mechanically interlocked iec contactor, reversing, screw clamp, 115a inductive, 200a resistive, 3no, 120 vac coil by square d schneider electric lc2d115g7 at graybar, your trusted resource for iec contactors and other square d schneider electric products. Contactors and contactor assemblies digital asset management.

Below is another electrical interlocking control circuit diagram. How to assemble a mechanically interlocked and reversing contactor. Z contactors with 24 v dc control voltage need to respect the connection polarities indicated close to the coil terminals. If the l3 reversing starters adhere to nema standards, t leads. Tesys d mechanically interlocked iec contactor, reversing.

Mechanical interlock smallersize contactors, 9 to 25a in ac3, can be mechanically and electrically interlocked with largersize contactors, 26 to 38a ac3. Looking for eaton mechanical interlock kit, for use with eaton dp contactors 49c112. Us3710288a mechanical interlock for electrical contactors. Mechanically interlocked contactors are designed for reversing, 2 speed, reduced voltage, etc. Types include nonreversing, mechanically interlocked and reversing contactors. The fourth pole carries the full ratings of the other three poles. Mechanical interlocks schneider electric digest plus digest 178. Af range contactors and control relays table of contents. A first vacuum bottle is positioned in the housing and has a pair of contactors therein. The entire line is modularly designed for easy inspection, contact replacement and coil change out. The complete assembly consists of two mechanically and electrically interlocked.

These devices include two 3pole contactors, a mechanical interlock. Unmatched performance in a variety of applications and environments has made the af contactors well appreciated by customers throughout the world. Mechanically latched contactors are only available in 120volt control configurations. Each contactor, from 9 amps up to 150 amps, can be interlocked for forwardreverse operation required in many applications. How to assemble a mechanically interlocked and reversing. At the same time, it is necessary to ensure that the contact gaps are at least 0.

Series ca5 contactors the contactor for heavy industrial applications from 500hp to 900hp ca5 series contactors provide large horsepower performance with a design that is up to 40% smaller than tradi. Pdf mechanically interlocked and switchable molecules at. The complete assembly consists of two mechanically and electrically interlocked contactors supplied without control and power. A9 a16 mounted on 35mm din rail a26 a110 mounted on common. An interlock is a feature that makes the state of two mechanisms or functions mutually dependent. Dec 09, 2015 the direction of rotation of any threephase motor can be reversed by changing any two motor t leads l1 figure 291. Auxiliary contact blocks for additional auxiliary contact blocks, see catalog number explanation on page 1. Local manual operation of the complete starter group is also straightforward. A300 general information ac operated, ul rated, 3 phase catalog. Electrical switch with mechanically interlocked movable contact carriers us3240889a en 19630125. La9d50978 mechanical interlock, tesys d contactors lc1d80.

Lad9v2 mechanical interlock, tesys d contactors lc1d09d38. Mechanical interlock for electric switches us34064a en 19660622. Us8174812b2 mechanically interlocked transfer switch. Bulletin 1502 electrically held vacuum contactors are available in 120volt and 230volt control configurations. A9 a300 acr nonreversing, mechanically interlocked. Since the motor is connected to the power line regardless of which. They consist of two contactors mechanically and electrically interlocked to prevent line shorts and energization of both contactors simultaneously. Lad9v2 mechanical interlock, tesys d contactors lc1d09d38 lc1dt20dt40. Abbs af 4pole contactor range is a complement to the family of 3pole af contactors and motor protection equipment. Mechanically interlocked means the actual contactors are constructed such that only one can be closed at any time. A9 a300 nonreversing, mechanically interlocked, reversing ac. It may be used to prevent undesired states in a finitestate machine, and may consist of any electrical. Series ca5 contactors the contactor for heavy industrial applications from 500hp to 900hp ca5 series contactors provide large horsepower performance with a design that is up to 40% smaller than tradi tional contactors of this rating.

Huge abb b series mechanically interlocked miniature inventory same day shipping expert technical support. This feature allows maximum flexibility when laying out panels. Power poles built in auxiliary contacts per contactor catalog number. La9fl4k4f tesys f mechanical interlock for 3 vertical. The complete assembly consists of two mechanically and electrically interlocked contactors supplied without control and power wiring.

This can be implemented by a mechanical latch or lever of some kind which prevents both contactors being closed at same time. It may be used to prevent undesired states in a finitestate machine, and may consist of any electrical, electronic, or mechanical devices or systems. Ehdb mechanically interlocked drive contactors are designed for reversing applications. Huge ac mechanically interlocked iec contactors inventory same day shipping expert technical support. Ac mechanically interlocked iec contactors in stock at galco. Order separately 2 auxiliary contact blocks la1dnp1 to obtain electrical interlocking between. Type s contactors or starters can be mechanically interlocked so that only one. Mechanical interlock assembly for two or more electrical contactors in which the contactors each comprise a movable contact structure associated with electromagnetic means for actuating the. Bulletin 309 starters are designed for fullvoltage starting of polyphase squirrelcage. Abb b series mechanically interlocked miniature in stock at galco.

Lad4cm mechanical interlock, tesys d contactors lc1d40a. The mechanical linkage between the contacts allows the device to be monitored by an external monitoring circuit for certain failures. Buy the items in this video at 8003371720 or go to. Types of atss and application in generator set systems. Distributor of ac line and dc coil voltage mechanically latched contactors. Lad4cm mechanical interlock, tesys d contactors lc1d40ad80a lc1dt60adt80a. The coil voltage selection coil voltage selection type da all dc operated catalog numbers include a 24vdc coil. Schneider electric offers their lc1d line of contactors as sets of mechanically and electrically interlocked units. A transfer switch apparatus has first, second, and third electrical terminals extending outwardly from a housing. Mechanically interlocked and switchable molecules at surfaces article pdf available in chemical communications 461.

Interlocking means that the contacts are mechanically connected to one another such that nc contacts and no contacts can never be closed simultaneously. The direction of rotation of any threephase motor can be reversed by changing any two motor t leads l1 figure 291. La9d50978 mechanical interlock, tesys d contactors lc1d80d95 ac coil. The complete assembly consists of two mechanically and electrically interlocked contactors mounted as follows with line and load terminals. General information a9 a300, ac operated ul rated, 3 phase. Mechanical interlock mechanically interlocked contactors are designed for reversing, 2 speed, reduced voltage, etc. Features vary depending upon model and include pneumatic timers, lead terminals, 3 phase capacitor switching, contact configurations, snapon din rail mounting and double break contact design. Interlocking the two contactors is each, requires only a screwdriver and takes less than 5 minutes to.

Coil voltage codes for ac contactors up to and including 240 v coil with integral suppression device available. Interlocked switch actuators us3207869a en 19630206. Ac mechanically interlocked iec contactors mechanically interlocked contactors, like the ones pictured above, are designed for reversing 2 speed, reduced voltage, type starter applications. The bfx50 01 mechanical interlock comprises two builtin nc auxiliary contacts to make the electrical interlock as. Abbs af 4pole contactor range is a complement to the family of 3pole af contactors and motor protection. Eaton s line of enclosed lighting contactors are available in nema 1, 12, 3r, 4, 4x and 79 rated enclosures. Vem4 mechanical and electrical interlock set including. Contactors size 00 2 offer ip 2x fingersafe terminals reversing contactors and starters electrically and mechanically interlocked simplicity class 1020 selectable motor logic solid state overload relays on all starters starters premounted on a baseplate with busbar interconnection for quick, simple installation. Mechanically linked contactors provide additional 10 or 18 amps carrying capability to any safety system printed in usa 0209 pn 111881 rev. Interlocking means that the contacts are mechanically connected to one another such that nc contacts and no contacts can. Xtcf contactors are available in b, c, d, and g frames.

This can be implemented by a mechanical latch or lever of some kind which prevents. Contactors tesys d 3 and 4pole reversing, ac or dc. Can two different tesys f lc1f contactors be interlocked. Transformer load kva voltage 200a 400a 600a 2,500v 800 1,600 2,400 3,300v 1,000 2,100 3,200 4,160v 1,350 2,700 4,100 6,600v 2,100 4,300 6,500 transformer load kva voltage 200a 400a 600a.

Three phase induction motors runs with two speeds 1 direction and two speeds two directions motor control and induction motors reverse forward operation is the types of electrical interlocking. Mechanical interlock without addition of side space. Most automatic transfer switches have a pair of electrically and mechanically interlocked contactors to simulate such practice. Nema space saving contactors and starters technical data. Nema and definite purpose contactors and starters pdf. A9 a300 general information ac operated, ul rated, 3 phase. Shop tesys d mechanically interlocked iec contactor, reversing, screw clamp, 115a inductive, 200a resistive, 3no, 120 vac coil by square d schneider electric lc2d115g7 at graybar, your trusted.

Tesys n contactors and starters schneider electric. Bulletin 1502 electrically held vacuum contactors are available in 120volt and 230volt control. To interconnect the motor circuit motor circuit connection is called interlocking. Mechanical interlock double conductor run mountable without additional separation gap.

Schneider electric lad9r1v mechanical and electrical. Mechanical interlock kit, for use with eaton dp contactors. Reversing contactors are used primarily for reversing single or threephase motors in applications where running overcurrent protection is either not required or is provided separately. The complete assembly consists of two mechanically and electrically interlocked contactors supplied without control. To interconnect the motor circuit in such a way, in which the second motor will not start until the first one run likewise the third one motor will not run unless the second one run and so on.