(the letters “CH” are a Mediterranean medicinal shrub. Definition (colloquial) an aerodrome . Through brushes riding on the slip rings, a 3-phase or “3-leg” wye-connected resistive load bank can control the magnitude of the rotor current. They serve almost exclusive ly to indicate individual components of complete bearings or to designate miniature bearings. According to the rated service-factor, the increase in motor operating temperature will not cause undue deterioration of the insulation. Meaning: the action or process of Examples: celebration, opinion, decision, revision-ity Meaning: the state or condition of Examples: probability, equality, abnormality, civility-ment Meaning: the action or result of Examples: movement, retirement, abandonment, establishment-ness Meaning: a state or quality MG1-1998, 18.250. Included as part of a frame designation for The nameplate shown in Figure 1 indicates this electric motor has 145T frame. Z in the frame number of the motor only indicates that the shaft is special in some undefined way. When an AC induction motor is classified as;eval(ez_write_tag([[580,400],'electricala2z_com-leader-1','ezslot_15',111,'0','0'])); Continuous Duty — the motor operates at a substantially constant load for an indefinitely long time. noun machine that converts other forms of energy into mechanical energy and so imparts motion. SUFFIX MEANING EXAMPLE; able: capable of: capable, attainable; ac: pertaining to: insomniac, cardiac: acy: state or quality of: democracy, lunacy: age: state or act of { A J frame motor has a threaded stainless steel shaft and a standard 56C face.eval(ez_write_tag([[336,280],'electricala2z_com-large-mobile-banner-1','ezslot_10',119,'0','0'])); JM   The suffix letters JM indicate that the jet pump shaft is designed for a mechanical seal. Three-phase AC motors can be divided into three general types: Synchronous motors are easily recognized by the two slip rings on the rotor shaft. AC Synchronous motors are easily recognized by the two slip rings on the rotor shaft. Interconnected in a wye configuration on one common end, the other ends of the three single-phase windings are connected one each to the three slip rings.eval(ez_write_tag([[250,250],'electricala2z_com-narrow-sky-2','ezslot_22',114,'0','0'])); Figure 3. Maximum temperature specified on the motor nameplate indicates the maximum amount of rising in ambient temperature the electric motor will exhibit when operated continuously at the full load condition. Medical Suffix Meanings Sometimes it can feel like medical terminology is a language all of its own. 18.106. H     Used on some 55 frame electric motors, the suffix letter H indicates that the base of these frames can be mounted in either 56, 743T, or 745T mounting positions. "item": The movement of the stator circuit rotating electromagnetic field — due to the slip — cutting across the rotor windings induces a voltage upon the rotor windings. Any electric motor with the letter T at end of the numerical frame size was manufactured after 1964. If the motor leads are configured (connected) to operate at 208 VAC, the AC induction motor should draw 3.6 amperes when operating at full load. NEC stipulates “any motor application shall be considered to be for continuous duty unless the nature of the apparatus it drives is such that the motor cannot operate continuously with the load under any condition of use.”. }. What are prefixes, suffixes, and combining forms? frame number. drome. That article focused on mostly the paper trail: dealer invoices, build sheets and tank stickers. word formation to indicate motorcar. Some codes are used for more than one model year and some for more than one platform such as Passenger, Chevelle, Camaro, Nova or Corvette. Suffix for motor. ), For Example: 284 frame is 28/4 = 7, “D” = 7”, Type P flange-mounted, vertical solid-shaft motors having dimensions in accordance with MG 1-1998, 18.251. "url": "https://electricala2z.com/motors-control/electric-motor-nameplate-details-explained-electric-motor-specifications/", Although there are some single-phase AC induction motors used in industrial applications, the more predominant use is in residential applications. The standard frequency of the parallel utility electrical-power grid in Europe is 50 Hz.eval(ez_write_tag([[300,250],'electricala2z_com-medrectangle-4','ezslot_8',107,'0','0'])); The RPM of the electric motor depends on the applied frequency of the AC source and the number of magnetic poles per phase installed in the motor at the point of manufacture. A frame 145T frame, listed in Figure 1, would have a shaft height of 3.5 inches (14 divided by 4) above the mounting base of the motor. The nameplate shown in, Normally used to purchase a replacement motor with identical ratings and operating characteristics, the model number of an AC induction motor, or any other electric motor for that matter, is assigned by the manufacturer. The synchronous speed of the electromagnetic field rotating about the inner face of a 2-pole electric motor operating at 50 Hz (calculated in the same manner, but replacing the “60 cycles/second” with “50 cycles/second”) is only 3000 RPMs. The induced voltage causes current to flow in the shorted rotor windings. At the time horses and mules were the means of travel and work. Suffix codes are either alphabetical or alphanumeric. Wound-rotor AC induction motors are easily recognized by the three slip rings on the rotor shaft. Updated February 14, 2020. Learn more. D     The suffix letter D also designates a flange-mounted electric motor. Motor operating temperature is based on the hottest point along the inner surfaces of the motor assembly/enclosure when the motor is operated under full-load conditions. The serial number, also assigned by the manufacturer, is used to identify a particular electric motor. Another suffix that may cause some issues is “Y”. The nameplate shown in Figure 1 indicates the motor enclosure is rated ODP. Back in September I wrote about how documentation was the must-have option when buying a classic Corvette. The allowable overloading is determined by multiplying the horsepower rating on the nameplate by the service factor. JP    The suffix letters JP indicate that the jet pump shaft is designed for a packing type mechanical seal. } considered as one suffix and should not be separated.). Small Block Chevrolet Engine Suffix Codes. The nameplate shown in. "@id": "https://electricala2z.com/motors-control/electric-motor-nameplate-details-explained-electric-motor-specifications/", These motors exhibit normal starting torque with the low starting current. ... Motor suffix. Besides the synchronous speed, the actual speed of the turning rotor depends on the torque requirement of the connected load. Select the portion of the alphabet for your code. Clue Suffix with motor. Face mounting dimensions are different from those for the Duty Cycle. It could be threaded or contain holes. noun a nonspecific agent that imparts motion. The suffix letter Y does not indicate what the special mounting configuration is, only that it is nonstandard. You have probably also seen “JP” and “JM” indicating a closed pump motor, LP or LPH lets you know the motor is a vertical solid shaft unit. than that of the same frame without the suffix letter “H”. When registering an electric motor for the manufacturer’s warranty, listing the model number identifies the type of motor placed under warranty, whereas the serial number segregates this particular motor from any other electric motor in the plant or another manufacturing facility. With a service factor of 1.15, the motor can be overloaded up to 1.15 horsepower. How to use suffix in a sentence. antifriction bearings and dimensions in accordance with Table 1 of Click on the icon to the left and add the suffix list to your LearnThatWord profile for personalized review. Prefixes and suffixes can have different meanings depending on the NSK bearing series in question. eval(ez_write_tag([[468,60],'electricala2z_com-box-3','ezslot_3',105,'0','0'])); Figure 1. The meaning of the suffix brick name is a molded rectangular block of clay, baked by the sun or in a kiln until hard, and used as a building or paving material, an object shaped like a block. Some of the common enclosures include: Explosion-proof (EXP) — these enclosures are designed for areas that have hazardous atmospheres; the end bells and the cylindrical motor housing are totally enclosed and non-vented.eval(ez_write_tag([[250,250],'electricala2z_com-large-leaderboard-2','ezslot_23',110,'0','0'])); Open Drip Proof (ODP) — these enclosures are probably the most common used. Shaft extension dimensions for elevator motors in frames The stator winding current will be of low or minimum value; the slip will be near zero, and the delivered torque will be near zero. Rated load occurs when the horsepower requirements of the driven load equate to the horsepower rating of the motor and the electric motor is supplied its rated voltage, as listed on the nameplate, at the rated frequency, as also listed on the nameplate. (See NEMA MG1-1998, When the torque requirements of the connected load reaches 1 horsepower, and the motor is supplied its rated voltage (208, 230 or 460 VAC, according to the AC supply voltage rating and the correct wiring connections) at 60 Hz, the actual speed of the turning rotor will drop to 1725 revolutions per minute (the nameplate listed RPM). "name": "Motors Control" As the torque requirements of the connected load increase — moving from no load toward full-load — the actual speed of the rotor begins to slow; the stator winding current; the amount of slip; and the delivered torque all begin to increase. The difference between the synchronous speed of 1800 RPMs (discussed in the previous section — this must be a 4-pole induction motor) and the rated 1725 RPM is the amount of slip between the two electromagnetic fields. Electric motors with a frequency rating of 50/60 Hz shown on the nameplate are not uncommon. should not be separated.). The remaining power is a loss that is converted mostly into heat. It has a specific threaded bolt-hole pattern on the shaft end of the motor housing (face of the motor) that permits direct mounting to the driven device. The locked-rotor code letter can be used with the kVA values listed in National Electric Code to determine the approximate amount of inrush current that will be drawn from the power supply when the motor is started under load. { Suffixes are used to identify designs or variants which differ in some way from the original design, or which differ from the current standard design, each bearing manufacturer have there own suffix code & this is where it becomes a little confusing, The nameplate shown in, Induction motors have different operating characteristics determined by their design. Electric-motor nameplate information. It is gender neutral. (See NEMA MG1 – 1009. In formula; 1 HP = 33,000 ft-lb/mineval(ez_write_tag([[250,250],'electricala2z_com-medrectangle-3','ezslot_5',106,'0','0']));eval(ez_write_tag([[250,250],'electricala2z_com-medrectangle-3','ezslot_6',106,'0','1'])); .medrectangle-3-multi-106{border:none !important;display:block !important;float:none;line-height:0px;margin-bottom:15px !important;margin-left:0px !important;margin-right:0px !important;margin-top:15px !important;min-height:250px;min-width:250px;text-align:center !important;}. The nameplate shown in Figure 1 indicates the model number this motor is 121123. If connected to operate at 230 VAC, the ac induction motor should draw 3.4 amperes when operating at full load. If you don't have an account yet, you can start one in a few seconds. Type P flange-mounted, vertical hollow-shaft motors having dimensions in accordance with NEMA MG 1-1998,         18.238. Each type of engine is broken down in the links below and each type will have multiple pages. Click to see full answer Also know, what is the meaning of the suffix tic?-tic. External site for 73-87 pickup (C10/20, K10/20) engines For example L3510 or L3510T. (See NEMA MG1-1009, 18.132. Since this is an AC induction motor and there is no external power supply to the rotor circuit, the rotor cannot turn at the synchronous speed of the electromagnetic field rotating about the inner face of the stator assembly. Each item on the nameplate shown in, The frequency of the sine waveform of the applied AC source is measured in. In formula; The frequency of the sine waveform of the applied AC source is measured in hertz (Hz — cycles per second). The NEMA full-load efficiency indicates the overall efficiency of the AC induction motor. If connected to operate at 460 VAC, the AC induction motor should draw 1.7 amperes when operating at full load. Here are the possible solutions for suffix for motor clue. Medical TERMINOLOGY. The Code are listed in … suffix definition: 1. a letter or group of letters added at the end of a word to make a new word: 2. a letter or…. Induction motors have different operating characteristics determined by their design. If the motor is connected for low-voltage operation, as indicated by the terminal connections in the wiring diagram to the left on the nameplate, it will operate satisfactorily on either 208 or 230 VAC. In addition to the amortisseur winding, the rotor assembly of an AC synchronous motor consists of an electromagnet. The number and letter combinations have the following meaning: ... Suffixes identify designs or variants, which differ in some way from the original design or from the current basic design. Design A motors are designed for brief heavy overloads.eval(ez_write_tag([[250,250],'electricala2z_com-mobile-leaderboard-1','ezslot_18',117,'0','0']));eval(ez_write_tag([[250,250],'electricala2z_com-mobile-leaderboard-1','ezslot_19',117,'0','1'])); .mobile-leaderboard-1-multi-117{border:none !important;display:block !important;float:none;line-height:0px;margin-bottom:15px !important;margin-left:0px !important;margin-right:0px !important;margin-top:15px !important;min-height:250px;min-width:250px;text-align:center !important;}. the engine suffix code. A JM frame electric motor also has a 56C face. },{ Suffix codes for 6 cylinder and small block Chevy passenger car engines. Suffixes are placed at the end of the root word and end the medical term. This indicates that the motor has special mounting dimensions, which must come from the manufacture of the motor. Three-phase AC motors can be divided into three general types: squirrel-cage, wound-rotor, and synchronous. Since the intent of the electric motor nameplate is to list information concerning the specific motor, the information presented in this section may or may not be found on all motor nameplates. The term phase indicates the number of phases required in the electrical supply that the AC induction motor is designed to operate. (See NEMA MG 1-1998, 18.229 and 18.230), Jet pump motors. ), Indicates a small machine having an “F” dimension larger Each item on the nameplate shown in Figure 1 will be discussed. ), Oil burner motors. If the motor is operated in the service factor range continuously, it will cause a reduction in motor speed and efficiency, and an increase in the motor’s operating temperature. The motor standards can be grouped into two major categories: NEMA and IEC (and its derivatives). S      The suffix letter S indicates that the electric motor has a short shaft and is to be directly coupled to a driven load. Drive end tapered shaft extension having 18.91. "position": 1, (The letters “JM” are considered as one suffix and A general rule of thumb when dealing with frame sizes is that the centerline shaft height above the bottom of the base in inches is equal to the first two digits of the frame number divided by 4. J      The suffix letter J indicates that the electric motor is specially designed to mount to jet pumps. In some instances, information not specified by NEMA will also be listed on a nameplate. Such factors as the amount of iron used in the stator assembly, the wire size and the number of turns of wire in the stator windings, and the rotor design (the type of squirrel-cage rotor) all play a part in establishing the operating characteristics of the ac induction motor. The letters include C, D, H, J, JM, JP, S, T, U, Y, and Z: C     The suffix letter C designates a flange-mounted electric motor. (Contact the Gm dealerships were likely the only ones who new what the chevy engine suffix code meant, until recently. The engine assembly date must precede the car build date (often by a few days), otherwise something is amiss. frame designator having the suffix letter “C”. The magnetic poles of the rotor’s electromagnet locks in or with the opposite poles of the stator assembly’s rotating magnetic field: The rotor assembly now turns at synchronous speed — at zero slip. K - sump pump motors. The 3 beside Phase on the nameplate in Figure 1 indicates that this is a 3-phase AC motor —the motor operates on 3-phase AC power. Suffix definition is - an affix occurring at the end of a word, base, or phrase. "item": The nameplate shown in Figure 1 indicates this is a dual-voltage AC induction motor. { Electric motors have a rated horsepower (HP) that is determined by the amount of torque they can produce at their running or baseline speed. Following is a list of prefix and suffix definitions. The nameplate shown in Figure 1 indicates the motor is rated for three separate voltages; therefore there are three different/separate full-load currents listed: One for each voltage rating. Roller encoder units . Class H insulations have the highest operating-temperature rating at 1800C. Clue Suffix with motor. For example, select "DTR-HQ" if you'd like to find code DZ. For example, the verb read is made into the noun reader by adding the suffix -er. in accordance with NEMA MG 1-1009, 18.252. Instead of FLA, FLC, or RLC, some motor nameplates simply list the full-load current as “AMPS”. The allowable overloading is determined by multiplying the horsepower rating on the nameplate by the service factor. Operated at no load, the actual speed of the turning rotor will be close to the synchronous speed of the stator circuit’s rotating electromagnetic field. The C frame is the most popular style for flange-mounted motors. … Motor operating temperature is determined by the temperature rise of the motor and by the surrounding ambient air temperature. "name": "Home" photo- light: photosynthesis re- again, back: replication -sis condition, state: osmosis zyg- joined together: zygote Unit 4: Heredity Root/Prefix/Suffix Meaning & Examples auto- self: autosome -some body: autosome co- with, together: codominant di- two, double: diploid fer produce: fertilization gam marriage: gamete hapl- simple: haploid hetero- different: heterotype The suffixes are divided into groups. larger than 326T frames. Often the outer surface of the cylindrical motor housing is molded with fins to increase the outer surface area of the housing. [ Catalog Number Prefix: AEM Automotive Motor (GM7EHQ) AF Aeration Fan Motor AM Automotive (Motor GM7EQ) ANF Auger Flange Motor AO Air-Over Motor AP Subfractional HP, PM Motor Type P flange-mounted, vertical solid-shaft motors having dimensions these frame sizes equals ¼ the value of the first two digits in the +bh: special sleeve. For 1958-65 Chevrolet 6 cylinder & Smallblock V8 (this chart also includes 1965 396 engines) The suffix code for 6 cylinder engines can be found stamped on a pad near the distributor. The nameplate shown in, The serial number, also assigned by the manufacturer, is used to identify a particular electric motor. A letter or a group of letters added to the end of a word to change its meaning. Synchronous motors are easily recognized by the two slip rings on the rotor shaft. The manufacturer’s chart normally lists the shaft height above the bottom of the base; the distance from the center hole on the front of the motor base mount to the center of the shaft; the distance from the bottom of the motor to the top; and the width of the motor excluding the terminal connection box. TENV electric motors are generally used in harsh environments such as chemical or food-processing plants. Periodic Duty — the motor operates intermittently and the load conditions are regularly recurrent. Varying Duty — the motor operates at loads, and for intervals of time, both of which may be subject to wide variation.eval(ez_write_tag([[336,280],'electricala2z_com-leader-3','ezslot_16',112,'0','0'])); The duty cycle indicates the amount of time the motor is expected to operate. (See NEMA MG1-1998, dimensions in accordance with NEMA MG 1-1998, 18.237. Steering encoder units . +ah: removal sleeve with mm thread. Instead of casting as used in squirrel-cage rotors, the wound-rotor has a steel frame on which windings of insulated wire are installed. Any electric motor with the letter U at the end of the numerical frame size was manufactured between 1952 and 1964.eval(ez_write_tag([[300,250],'electricala2z_com-large-mobile-banner-2','ezslot_11',120,'0','0'])); Y      The suffix letter Y on the frame number indicates that the electric motor has a special mounting configuration. To sell his engines, Watt decided to compare the amount of power his steam engine could produce to the working ability of a horse. Whether the electric motor will operate satisfactorily at low voltage or high voltage depends on the motor field-terminal winding connections. 18.270 – 18.281. Motor suffix. The NEMA full-load efficiency basically lists as a percentage the amount of electrical energy supplied to the electric motor that is converted into kinetic energy. The nameplate shown in Figure 1 indicates the electric motor is rated 1 HP. C Designates a C flange/face mounted motor, e.g., "NEMA 56C frame". If the horsepower requirements of the intended connected load fall between standard size horsepower ratings, it is generally better to install an electric motor of the next higher horsepower rating and operate it under load, rather than depend on operating the motor in the service factor range to attain the required horsepower rating. “D” dimension (shaft height) of a motor or generator in Suffix for aqua and motor. SUFFIXES TO NEMA FRAMES AND WHAT THEY MEAN: Note: “D” dimension (shaft height) of a motor or generator in these frame sizes equals ¼ the value of the first two digits in the frame number. antifriction bearings and dimensions in accordance with Table 2 of For Example: 284 frame is 28/4 = 7, “D” = 7” LP or LPH- dimensions in accordance with NEMA MG1-1998, 4.4.2. As shown in Figure 1, this particular electric motor driving a 1 HP connected load will turn at 1725 RPMs, if supplied 208 VAC, 230 VAC, or 460 VAC at 60 Hz. +a: with spacer for inch series double tapered roller bearing. Totally Enclosed Nonvented (TENV) — these enclosures are designed to be frequently hosed down. The counter-electromagnetic field produced by the current flow in the rotor winding is what produces the torque or “motor action” of the AC induction motor. ), Wound-rotor crane motors with double shaft It is also used to designate double shaft  extension(s). (The letter “HP” and “HPH” are considered as one suffix and should not be separated. The end bells and the cylindrical motor housing are sealed to prevent the entrance of moisture or dirt. It's free! Very wee standard information has been ready to the mean enthusiast because Gm never released the chevy suffix codes to the consumer. SUFFIX MEANING EXAMPLE; NOUN SUFFIXES-acy: state or quality: democracy, accuracy, lunacy-al: the action or process of: remedial, denial, trial, criminal-ance, -ence: state or quality of: nuisance, ambience, tolerance-dom: place or state of being: freedom, stardom, boredom-er, -or: person or object that does a specified action "item": ola. dimensions. Electric motors that operate in hotter climates, like near the equator, should have a higher insulation temperature rating as compared to electric motors, which operate near the United States and Canadian border. The nameplate shown in Figure 1 indicates this motor is rated at 1 horsepower. "@type": "BreadcrumbList", "@id": "https://electricala2z.com", If the motor is connected to the high-voltage operation, as indicated by the terminal connections in the wiring diagram to the right on the nameplate, it will operate satisfactorily on 460 VAC. The nameplate shown in Figure 1 indicates this motor has an insulation temperature rating of Class A. NSK bearing prefixes. The manufacturer’s chart normally lists the shaft height above the bottom of the base; the distance from the center hole on the front of the motor base mount to the center of the shaft; the distance from the bottom of the motor to the top; and the width of the motor excluding the terminal connection box.eval(ez_write_tag([[250,250],'electricala2z_com-leader-2','ezslot_13',118,'0','0']));eval(ez_write_tag([[250,250],'electricala2z_com-leader-2','ezslot_14',118,'0','1'])); .leader-2-multi-118{border:none !important;display:block !important;float:none;line-height:0px;margin-bottom:15px !important;margin-left:0px !important;margin-right:0px !important;margin-top:15px !important;min-height:250px;min-width:250px;text-align:center !important;}.