Aurora T Frame Motors Catalog
Aurora T Frame Motors Catalog
T-Frame Motors
Three-Phase, TEFC Enclosures
2022 Catalog
v e r s i o n 2.0
Blue = 90c 50m 0y 0k
Blue = Pantone 285C
R E L I A B I L I T Y M AT T E R S
Aurora Motors a leading global supplier of NEMA premium vertical pump motors and T-frame motors
for OEMs and electric motor distributors. Our inverter-duty motors are precision manufactured to provide
superior reliability and durability, with the lowest vibration levels in the industry. Our engineers and designers
are among the most respected and recognized in the world. We work at the leading edge of technology,
combining our product research and development with deep application knowledge and a comprehensive
understanding of market demands.
UL Certified
Aurora vertical hollow shaft motors are listed by Underwriters Laboratories (UL). Our products have
been evaluated by UL and meet their energy efficiency and safety standards.
EASA Member
Aurora Motors is an associate member of the Electrical Apparatus Service Association, Inc. (EASA),
an international trade organization of nearly 1,800 electromechanical sales and service firms.
N E M A P R E M I U M E F F I C I E N C Y
T- F R A M E M O T O R S
Features:
• Frame sizes: 143T – 449T • Steel or cast iron fan cover
• Class “F” insulation (Class H available) • Laminated steel stator core
• Ambient temperature: 40°C max • Continuous Duty (S1)
• VPI treatment • Rated frequency: 60Hz (50Hz available)
• Dynamically balanced rotor • Service factor: 1.15 or 1.0
• Low noise, low vibration bearing
Type designation:
NEPM 364T S C -4 60
Output
Pole number Horsepower 1hp – 300hp
Driver-side installation of C-flange
Standard short shaft motor Design Voltages 208-230/460V (380V available) / 60Hz (50Hz available)
Frame
Efficiency Level NEMA Premium Efficiency
Type code (NEMA Premium Efficiency)
N E M A Pr e m i u m E f f i c i e n c y T- Fr a m e M o t o r s
C O N S T R U C T I O N
Stator Rotor
• Laminated with high-permeability, low-loss electrical steel • Squirrel-cage type
to boost efficiency • Cast aluminum alloy
• Class F insulation windings (Class H available) • Dynamically balanced to reduce vibration
• Polyimide enamel round wire
• VPI treatment
Conduit box
• Embedded thermistors • Located on central side
• F1/F2 convertible
Bearing and lubrication • Cast iron housing
• Low-noise, low-vibration bearings • Grounding bolts and connection
• Frame 210: bilaterally shielded ball bearings without replenishing grease diagram inside
• Frame 250 and larger: open bearings with attachments to drain and • Terminal blocks are available
replenish lubricating grease without stopping motor
• No. 3 lithium base grease
Fan and fan cover
• Bearing design life is as least 40,000 hours at rated load • Fan available in plastic or cast iron
• Fan cover available in sheet metal
Bearing size or cast iron
N E M A Pr e m i u m E f f i c i e n c y T- Fr a m e M o t o r s
2 - P O L E M O D E L S
Est. Ship
HP RPM Model No. Frame Eff % List Price C Voltage
Weight (lbs.)
N E M A Pr e m i u m E f f i c i e n c y T- Fr a m e M o t o r s
4 - P O L E M O D E L S
Est. Ship
HP RPM Model No. Frame Eff % List Price C Voltage
Weight (lbs.)
N E M A Pr e m i u m E f f i c i e n c y T- Fr a m e M o t o r s
6 - P O L E M O D E L S
Est. Ship
HP RPM Model No. Frame Eff % List Price C Voltage
Weight (lbs.)
N E M A Pr e m i u m E f f i c i e n c y T- Fr a m e M o t o r s
D I M E N S I O N S
H A ES NW U
Frame Size A+B O+T D 2E J G AA AE C BA 2F1 2F2 B S R
φ Max Min Min φ
143T - 145T 7.6 7.7 3.5 0.34 5.5 7 1.35 0.4 NPT3/4” 3.8 15.2 1.42 2.25 2.25 4 5 6.25 0.189 0.875 0.771
182T - 184T 8.9 10.58 4.5 0.41 7.5 9 1.75 0.55 2NPT1” 4.97 18.1 1.78 2.75 2.75 4.5 5.5 6.89 0.25 1.125 0.986
213T - 215T 10.8 12.47 5.25 0.41 8.5 10.5 2.35 0.7 2NPT1” 5.72 20.6 2.41 3.38 3.5 5.5 7 9.37 0.312 1.375 1.201
254T - 256T 12 15.15 6.25 0.53 10 12.5 2.75 0.8 2NPT1-1/4” 6.72 24.8 2.91 4 4.25 8.25 10 11.7 0.375 1.625 1.416
284TS - 286TS 13.2 16.85 7 0.53 11 14 2.75 0.8 2NPT1-1/4” 7 26.6 1.91 3.25 4.75 9.5 11 13.4 0.375 1.625 1.416
284T - 286T 13.2 16.85 7 0.53 11 14 2.75 0.8 2NPT1-1/4” 7 28.5 3.28 4.62 4.75 9.5 11 13.4 0.5 1.875 1.591
324TS - 326TS 14.8 18.5 8 0.66 12.5 16 2.75 1.11 2NPT1-1/2” 8 30.3 2.03 3.75 5.25 10.5 12 14.6 0.5 1.875 1.591
324T - 326T 14.8 18.5 8 0.66 12.5 16 2.75 1.11 2NPT1-1/2” 8 31.8 3.91 5.25 5.25 10.5 12 14.6 0.5 2.125 1.854
364TS - 365TS 15.6 20.9 9 0.66 14 18 2.95 1.11 2NPT1-1/2” 9 32 2.03 3.75 5.88 11.25 12.25 15.4 0.5 1.875 1.591
364T - 365T 15.6 20.9 9 0.66 14 18 2.95 1.11 2NPT1-1/2” 9 34.2 4.28 5.88 5.88 11.25 12.25 15.4 0.625 2.375 2.021
405TS 18.5 23.11 10 0.81 16 20 3.15 1.18 2NPT2” 10 35.5 2.78 4.25 6.62 12.25 13.75 17.3 0.5 2.125 1.845
404T - 405T 18.5 23.11 10 0.81 16 20 3.15 1.18 2NPT2” 10 38.5 5.65 7.25 6.62 12.25 13.75 17.3 0.75 2.875 2.45
444TS - 445TS 19.5 26.05 11 0.81 18 22 3.35 1.38 2NPT2” 11 41 3.03 4.75 7.5 14.5 16.5 21.1 0.625 2.375 2.021
444T - 445T 19.5 26.05 11 0.81 18 22 3.35 1.38 2NPT2” 11 44.5 6.91 8.5 7.5 14.5 16.5 21.1 0.875 3.375 2.88
447TS - 449TS 19.5 26.05 11 0.81 18 22 3.35 1.38 2NPT2-1/2” 11 49.5 3.03 4.75 7.5 20 25 29.3 0.625 2.375 2.021
447T - 449T 19.5 26.05 11 0.81 18 22 3.35 1.38 2NPT2-1/2”NP 11 53.3 6.91 8.5 7.5 20 25 29.3 0.875 3.375 2.88
*449T 20.68 28.54 11 0.81 18 21.3 3.35 1.32 T-3” 11 56.3 6.91 8.5 7.5 20 25 29.3 0.875 3.375 2.88
N E M A Pr e m i u m E f f i c i e n c y T- Fr a m e M o t o r s
D I M E N S I O N S
H BB ES AK NW U
Frame Size A+B O+T D 2E A J G AA AE C BC BA 2F1 2F2 B S R
φ Min Min φ Min φ
143TC - 145TC 7.6 7.7 3.5 0.34 5.5 7 1.35 0.4 NPT3/4” 3.8 15.2 0.16 1.42 0.12 4.5 2.25 2.25 4 5 6.25 0.189 0.875 0.771
182TC - 184TC 8.9 10.58 4.5 0.41 7.5 9 1.75 0.55 2NPT1” 4.97 18.1 0.25 1.78 0.12 8.5 2.75 2.75 4.5 5.5 6.89 0.25 1.125 0.986
213TC - 215TC 10.8 12.47 5.25 0.41 8.5 10.5 2.35 0.7 2NPT1” 5.72 20.6 0.25 2.41 0.25 8.5 3.38 3.5 5.5 7 9.37 0.312 1.375 1.201
254TC - 256TC 12 15.15 6.25 0.53 10 12.5 2.75 0.8 2NPT1-1/4” 6.72 24.8 0.25 2.91 0.25 8.5 4 4.25 8.25 10 11.7 0.375 1.625 1.416
284TSC - 286TSC 13.2 16.85 7 0.53 11 14 2.75 0.8 2NPT1-1/4” 7 26.6 0.25 1.91 0.25 10.5 3.25 4.75 9.5 11 13.4 0.375 1.625 1.416
284TC - 286TC 13.2 16.85 7 0.53 11 14 2.75 0.8 2NPT1-1/4” 7 28.5 0.25 3.28 0.25 10.5 4.62 4.75 9.5 11 13.4 0.5 1.875 1.591
324TSC - 326TSC 14.8 18.5 8 0.66 12.5 16 2.75 1.11 2NPT1-1/2” 8 30.3 0.25 2.03 0.25 12.5 3.75 5.25 10.5 12 14.6 0.5 1.875 1.591
324TC - 326TC 14.8 18.5 8 0.66 12.5 16 2.75 1.11 2NPT1-1/2” 8 31.8 0.25 3.91 0.25 12.5 5.25 5.25 10.5 12 14.6 0.5 2.125 1.854
364TSC - 365TSC 15.6 20.9 9 0.66 14 18 2.95 1.11 2NPT1-1/2” 9 32 0.25 2.03 0.25 12.5 3.75 5.88 11.25 12.25 15.4 0.5 1.875 1.591
364TC - 365TC 15.6 20.9 9 0.66 14 18 2.95 1.11 2NPT1-1/2” 9 34.2 0.25 4.28 0.25 12.5 5.88 5.88 11.25 12.25 15.4 0.625 2.375 2.021
405TSC 18.5 23.11 10 0.81 16 20 3.15 1.18 2NPT2” 10 35.5 0.25 2.78 0.25 12.5 4.25 6.62 12.25 13.75 17.3 0.5 2.125 1.845
404TC - 405TC 18.5 23.11 10 0.81 16 20 3.15 1.18 2NPT2” 10 38.5 0.25 5.65 0.25 12.5 7.25 6.62 12.25 13.75 17.3 0.75 2.875 2.45
444TSC - 445TSC 19.5 26.05 11 0.81 18 22 3.35 1.38 2NPT2” 11 41 0.25 3.03 0.25 16 4.75 7.5 14.5 16.5 21.1 0.625 2.375 2.021
444TC - 445TC 19.5 26.05 11 0.81 18 22 3.35 1.38 2NPT2” 11 44.5 0.25 6.91 0.25 16 8.5 7.5 14.5 16.5 21.1 0.875 3.375 2.88
447TSC - 449TSC 19.5 26.05 11 0.81 18 22 3.35 1.38 2NPT2-1/2” 11 49.5 0.25 3.03 0.25 16 4.75 7.5 20 25 29.3 0.625 2.375 2.021
447TC - 449TC 19.5 26.05 11 0.81 18 22 3.35 1.38 2NPT2-1/2” 11 53.3 0.25 6.91 0.25 16 8.5 7.5 20 25 29.3 0.875 3.375 2.88
449TC 20.68 28.54 11 0.81 18 21.3 3.35 1.32 T-3” 11 56.3 0.25 6.91 0.25 16 8.5 7.5 20 25 29.3 0.875 3.375 2.88
N E M A Pr e m i u m E f f i c i e n c y T- Fr a m e M o t o r s
W A R R A N T Y P O L I C Y
Aurora Motors warranties its motor/product against defects in material and workmanship provided the motor/product
has properly been cared for, installed, and operated in the application for which the motor/product was designed.
Aurora Motors warrants its motor/product for 18 months from the date of shipment from the manufacturer, or
12 months from the installation date, whichever expires first. This warranty shall be in lieu of any other warranty
expressed or implied including but limited to, any implied warranty of merchantability, or fitness for a particular purpose.
A defective motor/product must be taken to an independent repair facility authorized by Aurora Motors for inspection or
returned to Aurora Motors for completion of warranty. Any and all repairs must have a written authorization by Aurora
Motors prior to such repair.
To claim a warranty on a motor/product, the purchaser must provide the original invoice, date of installation, authorized
inspection report, cost of repair (authorized repair facility) and photographs/video of failure which support the warranty
claim. Aurora Motors will be responsible for repairs or replacing the defective motor/product provided that the motor/
product has an Aurora Motors nameplate on it and in fact is an Aurora Motors product, has never being altered, is
returned, and freight pre-paid. Before returning the motor/product, a return merchandise authorized number (R.M.A.)
must be obtained. Aurora Motors will pay the transportation charge one way only, from the warehouse to the custom-
er. Aurora Motors is not responsible for any expenses in connection with any repair made by anyone other than the
factory or an authorized service facility. Aurora Motors is not responsible for removal, installation, or other incidental
expenses incurred in shipping the motor/product to or from facilities. The utilization of the thermistors and space heaters
are required for warranty inspection.
Aurora Motors assumes no responsibility for consequential or incidental damages, including but not limited to,
personal injury or labor costs arising from an operating failure of the motor/product for any reason whatsoever, nor does
it assume responsibility for improper storage and handling by the distributor and/or end-user. Also, for warranty purposes,
customer must be ready to provide relevant data to Aurora Motors such as the end-user and installer contact
information, (preferably at the time of installation). Before a warranty can be determined, the warranty department needs
documentation of what application the motor/product was being utilized for, date the motor/product was purchased, the
date the motor/product was installed and if all wiring was properly connected, if both the thermistor and space heater
had been installed correctly, if the motor/product had been properly filled with oil, and a complete description of the
cause of failure.
N E M A Pr e m i u m E f f i c i e n c y T- Fr a m e M o t o r s
C U S T O M E R S E R V I C E A N D S U P P O R T
We promise to:
• Be responsive. If a problem happens, we will be there for you.
Phone: 510-264-1318
Fax: 510-264-1317
www.aurora-motors.com