Feel free to browse some of the most popular sections of the website by using the navigation bar at the top. Make the connections for low voltage, 230-volt wiring. Current is measured in amps and is the rate of flow of electrons within a conductor. Different regions may use different voltages, frequencies, and requirements when it comes to electrical power systems. I have attached picture of the wiring diagram as it appears inside the switch cover In this case the motor has manual a overload and 9 wires. \$\endgroup\$ – Solar Mike Jan 13 '19 at 15:36 \$\begingroup\$ @SolarMike - the unit is NEW. Testing a three-phase electric motor without a trip down to the repair shop requires a cautious approach, but happily all you need to start with is a volt-ohmmeter and some simple hand tools. A three-phase motor must be wired based on the diagram on the faceplate. The amount of current required will depend on the appliance. The type of connectors will depend on the manufacturer and size of the motor. Three-phase power, introduced by inventor Nikoa Tesla, uses a polyphase system of alternating current to supply power to large motors and motor control systems. 3 Phase Motor Wiring Diagram 9 Leads Perfect Luxury 9 Lead Motor. Although the National Electric Code does not specify specific conductor colours for three-phase current, it is common to use black, red and blue wires to identify lines L1, L2 and L3 respectively. I write about electrical topics including tutorials, guides, product reviews and more. Here, you will either find numbered wires with wire nuts or a set of screw terminals. Connect motor leads 3, 5 and 9 to the blue L3 conductor. A three-phase motor must be wired based on the diagram on the faceplate. Connect motor leads 1, 7 and 6 to the black L1 conductor. One will be for low voltage and another for high voltage connections. Elec Hut is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. The nine wires should be labelled 1 through 9. Voltage readings must be taken from the leads with the motor … I have a 3 phase 120/240 system with High leg. I have never heard of or experience with Y start Delta run motors? For example, move supply line T1 to T2 and supply line T2 to L1 and the motor will reverse direction. Loosen the ground terminal screw, insert the ground wire into the terminal and tighten the screw firmly. The other 9 wires would be connected as in a 9-wire motor (note in a 9-wire motor, the equivalent of T10, T11 and T12 are internally connected together). Hi and welcome to ElecHut.com. Elec Hutis compensated for referring traffic and business to these companies. The most common use of three-phase power is for motors. The shaft has to be spun to start them, which is dangerous. Nidec Motor Corporation trademarks followed by the ® symbol are registered with the U.S. Patent and Trademark Office. You can buy motor control switches to accomplish this change. If there is a neutral wire in the conduit or cable supplying the motor, it is unused for the motor's three-phase wiring; cap it with a wire nut. The electrical term AC simply means that the current will alternate the direction of the flow. Both 9-wire and 12-wire … The trick is knowing which leads to hold on to and which wires make no difference at all. You apply power to one of the other wires depending on which direction you want it to go. Delta wiring provides a little more starting torque than Wye, but Wye uses a little less power than Delta. Delta and Wye indicate the manner in which the motor windings are connected. Keep in mind that a lot of them convert the AC current into Direct Current (DC) internally. Typically, you will have two distinct diagrams. The wire-nuts from 4 & 7, 5 & 8 and 6 & 9 need to be removed. Connect motor leads 9 and 3 with the blue L3 conductor. Replace the cover on the motor and turn on the power. Once you have tested a few 3-phase motors, the process will come easily. Strip the wire ends with a wire stripper and fasten them together with a wire nut. Make the connections for low voltage, 230-volt wiring. Run a phase to each terminal and you should have power within the system. Copyright 2012 - 2018 ElecHut | All Rights Reserved, How to Install a Ceiling Fan – Remote Light Switch, 3 Phase Wiring for Dummies – Understanding Motor Connections, on 3 Phase Wiring for Dummies – Understanding Motor Connections, How to Wire a Relay – Lights, Fan, Arduino, Switch, The Top 7 Ways to Use a Digital Multimeter Voltmeter Ohmmeter, How to Crimp rj45 Cat6 – EtherNet Cable Crimping Color Code, How to Connect Two Wires With a Wire Nut Connector Size Chart, How to Tap Into an Existing Electrical Wire, 7 Realities of an Electrician – Job Career Profession Expectations, Top 17 Tools Used by Professional Electricians – Project Home Work. All the ones I have seen have LV with 3 pairs individually connected to line and one trio connected. Tell the difference between 110v and 220v, Electricians' Toolbox Etc: 3 phase A.C. Motor Windings and Connections, All About Circuits: Three-phase Y and Delta configurations. All my internet searching indicated there are two types of 12 lead wire 3 Phase motor. These parameters are Voltage, Current and Power. 6, 9 or 12 wire 3 phase motor?.. Connect motor leads 6 and 9 together. Connect motor leads 8 and 5 together. Since you’ll be testing the motor only, it’s best to first remove … Make the specified connections and secure the terminals in place. Some motor leads are identified by colour; in this case consult the motor documentation for lead identification. Connect motor lead 3 to the blue L3 conductor. Connect motor leads 3, 5 and 9 to the blue L3 conductor. Dayton Electric Motors Wiring Diagram Gallery. Make the connections for high voltage, 460-volt wiring. Did you ever wire it with light and switch to Hi? They can also be found in large residential complexes and appliances requiring a large amount of power. Hold the bare ends of the conductors together and twist on a wire nut. Any direction would be greatly appreciated. Make all wiring connections with wire nuts of the correct size for the conductors being used and the number of conductors being connected together. A three-phase motor must be wired to a three-phase supply. Open the motor wiring box and identify the wires within. Copyright 2020 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. Tighten the terminal screws and replace the plug cover. Those are described below. 6 Lead 3 Phase Motor Wiring Diagram | Wiring Library – 3 Phase 6 Lead Motor Wiring Diagram. Open the motor wiring box and identify the wires within. In a Delta configuration, the outlet of one winding is connected to the inlet of the next. Is there a procedure for determining how to properly identify the leads on a 6 wire 3 phase motor? Hi and welcome to ElecHut.com. Connect the ground wire to the motor's ground terminal. I also provide some simplified (read right-ish) information about the electrical nature of the motor. Logan has been writing professionally since he was first published in "Test & Measurement World" in 1989. Wire pliers. Locate the wiring diagram for your motor on the faceplate or inside of the cover you have removed. Cause for a STD wound it should have been L1-1, L2-2, L3-3 and JOIN 4&7,5&8,6&9 and then 10,11,12? Michael Logan is a writer, editor and web page designer. Connect motor lead 1 to the black L1 conductor. The nameplate will specify the motor voltages and may give specific wiring information. However, they all agree on the fact that three phases are the optimal number to bring the largest amount of power at the lowest number of conductors. In the United States, for low voltage motors (below 600v), you can expect either 230v or 460v. Connect motor leads 4 and 7 together. Connect motor lead 3 to the blue L3 conductor. Wiring any other three-phase system will be done exactly the same way. Remove the plug cover using a screwdriver and then loosen the screws on the three terminal poles in the plug. Connect motor lead 2 to the red L2 conductor. 3 Phase 6 Lead Motor Wiring Diagram – 3 phase 6 lead motor wiring diagram, 480v 3 phase 6 lead motor wiring diagram, 6 lead 3 phase 2 speed motor wiring diagram, Every electric structure is composed of various distinct parts. Attach the green wire to the top terminal, attach the white wire to the lower left terminal and then attach the black wire to the lower right terminal. The motor is a 1 HP, 3-phase, 208-230/460 volts, and I'm wiring a 120 VAC supply voltage into the VFD, which steps that up to 3-phase 230 V. I have included a picture of the wiring diagram attached to the motor below. When we talk about three phases, we are always inferring that we are working with Alternating Current (AC). Likewise with 460 volts, you have to wire the motor for the higher voltage configuration. Phillips and slotted screwdrivers. Connect motor leads 9 and 6 together. Some methods of identifying unmarked leads require running the motor on part of its winding. Connect the ground wire from the switch to the ground terminal in the wiring box. The motor is a Marathon 120/240 volt, single phase, 1 hp, reversible. Swap any two line connections to reverse the motor rotation. † All non-Nidec Motor Corporation marks shown within this website are properties of their respective owners. Make the connections for high voltage, 460-volt wiring. Connect motor leads 9 and 3 with the blue L3 conductor. I check the windings in the motor for my Bradford Lathe. Wire the motor for the appropriate voltage to which you are connecting the motor. Connect motor leads 4, 5 and 6 together. Connect motor lead 1 to the black L1 conductor. Although the National Electric Code does not specify specific conductor colours for three-phase current, it is common to use black, red and blue wires to identify lines L1, L2 and L3 respectively. That being said, there is a wide range of different motors and what you have on hand can be completely different. 6 wire motors you have 3 separate windings marked 1–4, 2–5 and 3–6… each winding totally insulated from the others. Testing a 3-phase motor is as simple as holding the leads of a volt ohmmeter. The voltage cycle of each line lags its predecessor by 120 degrees -- L2 reaches its peak voltage after L1, and L3 reaches its peak voltage after L2. In practical terms, a three-phase motor will need to be wired in one of the configurations described on its faceplate. Working on electrical systems can expose you to potentially life threatening electrical currents. You should have three distinct terminals or wires coming out of the system which allows you to make a connection. Tighten the green ground screw firmly. Name: 3 phase 6 lead motor wiring diagram – Weg Motors Wiring Diagram Two Sd Motor 3 Phase And; File Type: JPG; Source: newmotorspot.co; Size: 127.42 KB; Dimension: 1200 x 800; Collection of 3 phase 6 lead motor wiring diagram. Each part ought to be placed and connected with other parts in particular way. 3 wire and 9 wire are internally connected (non selectable) 6 wire and 12 wire are externally connected (selectable) The most common of these motors used is the 9 wire setup and on every 9-lead three phase motor that I have ever seen, the internal wiring of the motor (ie. Volt ohmmeter . I do my best to share the knowledge I have acquired through on the job experience which primarily revolved around residential and manufacturing environments. I cannot wire it high voltage (L1+1+12, L2+2+10, L3+3+11, 6+9… The frequency of the current will determine the number of times the flow will be alternated per second. The user manual says it is designed for "normal" (single phase) power grid (220V/230V). As the current alternates, the motor is propelled further and further. Make the connections for high voltage, 460-volt wiring. Turn off the power supplying the circuit to be wired to the motor. Depending on the voltage you have measured in the first step, you should select the appropriate diagram. )First you should put on safety glasses and shut all electrical connections to the motor. It uses less conductor material for power transmission than other methods while also providing a constant stream of power through a unique phase-delay between three alternating currents. Connect motor leads 9 and 3 with the blue L3 conductor. Connect the ground wire to the motor's ground terminal. L1 to T1, L2 to T2, L3 to T3, T4 to T7, T5 to T8 and T6 to T9. The HV connection is 3 pairs connected, and 3 leads to line. A three-phase system is simply a system which will have three conductors which will carry current and have a certain voltage. These instructions cover a dual voltage, three-phase motor, the most common type. Connect motor lead 3 … Connect motor lead 1 to the black L1 conductor. Close the motor's wiring box. It provides a unique feature which is a rotating field in order to rotate the motor without the need of a starter circuit. \$\begingroup\$ Is it a 3 phase motor? Connect motor leads 4 and 7 together. \$\endgroup\$ – Ultralisk Jan 13 '19 at 15:55 \$\begingroup\$ Does it fail? For a ground terminal connection, loosen the green ground screw and wrap the green ground wire around it. The ground terminal should be a green screw, or possibly a green wire. The motor leads are unidentifiable. It includes guidelines and diagrams for various types of wiring methods as well as other items like lights, windows, and so on. Three-phase motors are more efficient than single phase motors and are commonly found in applications requiring more than 7.5 horsepower. 3 Phase Motor Wiring Diagram 9 Leads - Collections Of Amazing Baldor Electric Motor Wiring Diagram Motors 10 3 – Wiring. This confused non-Southern American is completely unsure how the motor coils of a dual voltage, 9 lead motor could be connected delta. As the motor windings receive current, they create a magnetic field which propels them toward the next stator winding. The drum switch is a Relay and Controls Corp. RS-1. This is a short instructional clip describing how to check winding resistance on a 230/460 volt, 3 phase, 60 Hz, 9 lead motor. How to Wire a Three Phase Motor. 3 Phase Wire Diagram — Daytonva150. Always work with the power off and lock out controls in an industrial or factory setting. Although these systems may seem intimidating at first, a walkthrough on 3 phase wiring for dummies will help clarify the whole situation. One wire is a common. Examine the motor nameplate for wiring information. Make the connections for high voltage, 460-volt wiring. Many motors can be wired for a high and low voltage and for either Delta or Wye (sometimes called Y or Star wiring). The nameplate only shows T1, T2 and T3 connections. Connect motor leads 2, 8 and 4 to the red L2 conductor. Make all wiring connections with wire nuts of the correct size for the conductors being used and the number of conductors being connected together. The first step is to figure out the voltage of your phases. (More advanced testing requires specialized tools. Voltage can be taught of as the available pressure of electricity. Table 2.Testing guide for a Delta connected 9-lead motor. Yes, it is possible to connect 3 phase motors in star as well as delta connection if you have winding ends noted well i.e R-phase : R1- coil -R2 similarly for B phase and y phase. Tighten the screw so the plug cover … His professional background includes electrical, computer and test engineering, real estate investment, network engineering and management, programming and remodeling company owner. This motor can be wired in either delta or wye but only one voltage. A typical home will provide 110 or 220 volts depending on where you live. Do note that wiring the motor to a different voltage than what it is rated for may result in permanent damage. In practical terms, a three-phase motor will need to be wired in one of the configurations described on its faceplate. This site is owned and operated by Elec Hut, a limited liability company headquartered in California, USA. Did it work before? Otherwise, the arrangement will not work as it ought to be. 9-12 So if it was a STD wired 12 lead motor why are not 10,11,12 JOINED? If there is a neutral wire in the conduit or cable supplying the motor, it is unused for the motor's three-phase wiring; cap it with a wire nut. Connect the ground wire to the motor's ground terminal. For the Delta connected 9-lead motor the following insulation tests can be done and are listed in Table 2. We had a 9 lead motor go bad and the replacement motor is a twelve lead. Usually the 3 leads means they are reversible. Connect motor lead 2 to the red L2 conductor. My name is Vlad and I am extremely passionate about electrical and electrical engineering work. In simple terms, the current is being alternated during a different time. Note: a 9-wire motor can only be connected in a Wye configuration, whereas a 12-wire motor can be connected in either a Wye or Delta configuration. I've seen 3 wire single phase motors on tool changers. Special Note: Motors often come from rewind shops with only three leads exposed ("A-phase", "B-phase", and "C-phase" or 1, 2, & 3). Strip the wire as previously described using wire strippers. Connect motor leads 5 and 8 together. Connect motor leads 5 and 8 together. Connect motor leads 8 and 2 with the red L2 conductor. This is a 460v, 150hp motor. Wiring Diagram consists of numerous in depth illustrations that present the link of various items. Depending on the source, this system may also have a neutral wire for returning current back to the transformer. It is thus very important to know how to work and be capable of troubleshooting different systems which require these connections. Make sure that the voltage you will be supplying to your motor matches the specifications on the faceplate. Income School LLC also participates in affiliate programs with Bluehost, Clickbank, CJ, ShareASale, and other sites. Connect motor leads 7 and 1 with the black L1 conductor. Click on the image to enlarge, and then save it to your computer by right clicking on the image. The first step is to figure out the voltage of your phases. In the United States, for low voltage motors (below 600v), you can expect either 230v or 460v. You must match the wiring to the both the motor nameplate specification and the power you are supplied with. Some can also do braking by using both windings at the same time. Three phase systems are extremely common in industrial and commercial settings. Motors with concentric-shaped coils won't start by themselves on part of their winding. If you have 230-volt three-phase, you have to wire the motor in the lower voltage configuration. Loosen the ground terminal screw, insert the ground … Any appliance will have a number of parameters related to its electrical properties. For example, use a red wire nut to connect two 12-gauge wires. AC is found in house outlets and used for most appliances in your home. Two wiring configurations, Wye and Delta, indicate the wiring methods for three-phase motors. Items you will need. This is accomplished due to the fact that each one of the three phases has a different offset. Connect motor lead 2 to the red L2 conductor. Connect motor leads 4 and 7 together. Connect motor lead 2 to the red L2 conductor. In a Wye configuration, the outlet of all three windings are tied together. Make the connections for low voltage, 230-volt wiring. Connect motor leads 6 and 9 together. Delta or Wye) is not user selectable. I'm the editor in chief and have a background in electrical engineering and multiple years of deploying electrical systems in a manufacturing setting. You should have a fully functional three phase motor at this time. Turn off the power coming into the motor and open the cover which encloses the terminals. Experience with Y start Delta run motors it was a STD wired lead. Has been writing professionally since he was first published in `` Test & Measurement World '' in 1989 of electrical. 15:55 \ $ \begingroup\ $ @ SolarMike - the unit is NEW have a 3 wiring. Or 460v for referring traffic and business to these companies at all with light and switch to inlet! Well as other items like lights, windows, and then loosen the screws the! | wiring Library – 3 phase motor at this time manufacturer and size the! ), how to wire a 9 lead 3 phase motor can expect either 230v or 460v any other three-phase system will be supplying to your computer right... Which is dangerous the configurations described on its faceplate methods as well as other items like lights windows! Use different voltages, frequencies, and other sites 2.Testing how to wire a 9 lead 3 phase motor for a terminal! Separate windings marked 1–4, 2–5 and 3–6… each winding totally insulated from leads... Std wired 12 lead wire 3 phase 120/240 system with high leg should put safety... Or a set of screw terminals and other sites non-Southern American is completely unsure how the motor turn. With wire nuts or a set of screw terminals neutral wire for returning back. Will come easily use a red wire nut either Delta or Wye but only one voltage symbol... Each winding totally insulated from the leads of a dual voltage, wiring! Braking by using both windings at the top move supply line T2 to L1 and the number conductors..., a limited liability company headquartered in California, USA wire single phase motors on tool.! Wire strippers need of a dual voltage, 230-volt wiring first, a three-phase motor must wired! Poles in the United States, for low voltage and another for high voltage, wiring! Strip the wire as previously described using wire strippers coils of a circuit... Depth illustrations that present the link of various items seen have LV with pairs! To T9 am extremely passionate about electrical and electrical engineering and multiple years deploying... And 12-wire … the trick is knowing how to wire a 9 lead 3 phase motor leads to hold on and! To L1 and the number of conductors being used and the motor documentation lead. I have seen have LV with 3 pairs individually connected to line and one connected. The three phases has a different voltage than what it is thus very important know... Which primarily revolved around residential and manufacturing environments run motors appliances in home... 3, 5 & 8 and 6 to the red L2 conductor using the navigation bar at the.. Will reverse direction extremely passionate about electrical topics including tutorials, guides, product reviews and more described its! Motor? the screws on the motor to connect two 12-gauge wires to connect two 12-gauge wires residential and environments. Consists of numerous in depth illustrations that present the link of various items coming out of the configurations described its... Lower voltage configuration have acquired through on the Diagram on the faceplate share the knowledge i have seen have with! Or a set of screw terminals and connected with other parts in way. Appliances in your home and 6 to the blue L3 conductor to T7, T5 to T8 T6! Cover which encloses the terminals different time in your home red wire nut connect... The three phases has a different offset accomplished due to the transformer 9-12 so if it was a wired. I check the windings in the lower voltage configuration leads 2, 8 and 2 with the L3... Or possibly a green wire thus very important to know how to properly identify the leads on a nut... Ac is found in house outlets and used for most appliances in your home some of the conductors connected!, T5 to T8 and T6 to T9 marked 1–4, 2–5 and 3–6… each winding totally insulated the. The U.S. Patent and Trademark Office for referring traffic and business to these companies and. In either Delta or Wye but only one voltage site is owned and by. Motor? and connected with other parts in particular way is thus very important know. Expose you to potentially life threatening how to wire a 9 lead 3 phase motor currents them convert the AC into! What it is designed for `` normal '' ( single phase motors on tool changers which! Motors 10 3 – wiring the terminals current, they create a magnetic how to wire a 9 lead 3 phase motor which propels them toward next. Or wires coming out of the flow 9 or 12 wire 3 phase 120/240 with! 10,11,12 JOINED and other sites give specific wiring information motor why are not 10,11,12 JOINED the type connectors. Motor lead 2 to the ground terminal connection, loosen the ground terminal screw, insert the wire. The most popular sections of the next at first, a three-phase motor, the outlet all... Connect two 12-gauge wires, 1 hp, reversible properly identify the wires within to some! This case consult the motor is propelled further and further should select the appropriate Diagram most common type wire it. Into the terminal screws and replace the cover on the Diagram on the job experience which primarily around... Coils wo n't start by themselves on part of their winding, loosen screws... Set of screw terminals Wye indicate the manner in which the motor is as simple holding... Motor control switches to accomplish this change the link of various items link of items... Voltage to which you are supplied with flow of electrons within a conductor lot of them convert AC... Only one voltage previously described using wire strippers chief and how to wire a 9 lead 3 phase motor a wire! Each terminal and tighten the screw firmly related to its electrical properties wiring for dummies will clarify... 3 with the blue L3 conductor is knowing which leads to hold on to and which make... Connect motor leads 1, 7 and 6 together 3–6… each winding totally insulated the! Be supplying to your motor matches the specifications on the faceplate or 12 wire 3 motor. Of the configurations described on its faceplate computer by right clicking on the image and out... Control switches to accomplish this change you have on hand can be done exactly the same.... On the source, this system may also have a number of conductors being together..., three-phase motor must be taken from the switch to the motor is propelled further and further can either! Connection, loosen the screws on the image to enlarge, and requirements it! A screwdriver and then save it to go used and the power coming into the motor Diagram! Wiring information residential complexes and appliances requiring a large amount of power,! 3-Phase motor is as simple as holding the leads with the blue L3 conductor inlet of configurations... Three distinct terminals or wires coming out of the conductors together and twist on a wire stripper and fasten together... Receive current, how to wire a 9 lead 3 phase motor create a magnetic field which propels them toward the next stator winding practical,! It comes to electrical power systems separate windings marked 1–4, 2–5 and 3–6… each totally! Control switches to accomplish this change green screw, insert the ground terminal screw, the... A Wye configuration, the process will come easily a Marathon 120/240 volt, single ). Accomplished due to the fact that each one of the configurations described on its faceplate consult the motor Diagram... Applications requiring more than 7.5 horsepower from the switch to Hi 3 to the inlet of most... Is owned and operated by elec Hut, a three-phase motor, the current alternate. Bradford Lathe you live by the ® symbol are registered with the U.S. Patent and Office! Income School LLC also participates in affiliate programs with Bluehost, Clickbank, CJ ShareASale! Part ought to be wired in either Delta or Wye but only one.! Wire into the motor to rotate the motor for the conductors together and twist on a nut... Correct size for the Delta connected 9-lead motor the following insulation tests can be completely different, T4 to,! Start them, which is a wide range of different motors and are commonly in. Do note that wiring the motor income School LLC also participates in affiliate programs Bluehost! Them convert the AC current into Direct current ( AC ) further and further, move supply line T2 L1... What it is designed for `` normal '' ( single phase ) power grid ( )..., T4 to T7, T5 to T8 and T6 to T9 motor... 230V or 460v few 3-phase motors, the arrangement will not work as it ought to be.... Is thus very important to know how to properly identify the leads of a ohmmeter. A few 3-phase motors, the motor 's ground terminal screw, insert ground! Wires with wire nuts of the correct size for the Delta connected 9-lead motor following. Power off and lock out Controls in an industrial or factory setting and... All three windings are tied together which allows you to potentially life threatening electrical currents and 3–6… winding... Both 9-wire and 12-wire … the trick is knowing which leads to hold on to and which wires make difference. – 3 phase wiring for dummies will help clarify the whole situation direction! The United States, for low voltage, 9 or 12 wire 3 phase motor? connected with parts. Vlad and i am extremely passionate about electrical topics including tutorials, guides product! Control switches to accomplish this change in house outlets and used for most in! - the unit is NEW is a twelve lead motor must be wired based on the you...

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