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Techtop Motors GR3-AL-TF-90LB3-2-B-D-3 - TechTop GR3-AL-TF-90LB3-2-B-D-3 — 3 HP Metric IEC Three Phase motor, 90LB3 frame, 2 POLE (3600), 230/460V 60HZ, 230/460 50HZ, TEFC, IE3 - NEMA Premium
Techtop Motors

GR3-AL-TF-90LB3-2-B-D-3

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Overview

The Techtop GR3-AL-TF-90LB3-2-B-D-3 is a 3 HP (2.2 kW) three-phase IEC metric motor designed for industrial applications requiring high efficiency and reliable performance. Built to the 90LB3 frame size, this totally enclosed fan-cooled (TEFC) motor delivers 3600 RPM at 60 Hz (3000 RPM at 50 Hz) with a 2-pole configuration, making it ideal for constant-speed applications such as pumps, fans, compressors, and conveyor systems. Rated for 230/460V operation in both 60 Hz and 50 Hz power systems, the GR3-AL-TF-90LB3-2-B-D-3 supports global deployment without requiring voltage conversion. Its IE3 efficiency class ensures energy savings and compliance with stringent efficiency regulations, reducing operational costs over the motor's lifecycle. The NEMA Premium designation confirms superior performance compared to standard motors, with optimized magnetic design and reduced losses. Constructed for durability, this motor features a cast iron frame and end shields, providing mechanical strength and vibration resistance in harsh industrial environments. The TEFC enclosure protects internal components from dust, moisture, and contaminants, ensuring reliable operation in dirty or wet conditions. Key applications include material handling, HVAC systems, agricultural machinery, and general-purpose industrial equipment where consistent torque and efficiency are critical. With a compact 90LB3 frame, it fits standard IEC mounting dimensions, simplifying retrofits and replacements in existing installations. Backed by Techtop Motors' reputation for precision engineering, the GR3-AL-TF-90LB3-2-B-D-3 combines robust construction, energy efficiency, and versatile voltage compatibility to deliver a dependable solution for demanding industrial applications.
  • 3 HP (2.2 kW) IEC metric three-phase motor
  • 90LB3 frame size, 2-pole, 3600 RPM (60 Hz) / 3000 RPM (50 Hz)
  • Dual-voltage 230/460V operation for 60 Hz and 50 Hz systems
  • Totally Enclosed Fan-Cooled (TEFC) construction for harsh environments
  • IE3 efficiency class and NEMA Premium designation for energy savings

Specifications

A
140 in
AA
170 in
AC
181 in
AD
255 in
B
125 in
BB
156 in
C
56 in
D
24 in
E
50 in
F
8 in
G
20 in
H
90 in
K
9.5 in
L
360 in
SS
M8 in
TBH
120 in
TBW
147 in

Frequently Asked Questions about Techtop Motors

What certifications and standards do Techtop Motors products comply with?

Techtop Motors products comply with NEMA Premium® efficiency standards, IEEE 841 for severe duty applications, and MG1 Part 31 for safe VFD use. Additionally, they feature IP55 ingress protection and are constructed with corrosion-resistant materials, ensuring durability and reliability in industrial environments.

What is Techtop Motors's warranty policy?

Techtop Motors offers a 36-month warranty from the date of purchase on their electric motors, ensuring protection against defects in materials and workmanship. This warranty reflects Techtop's commitment to quality and customer satisfaction.

What industries and applications are Techtop Motors products used for?

Techtop Motors products are utilized across a wide range of industries, including manufacturing, processing, agriculture, HVAC, and heavy-duty applications. Their motors are designed for powering machinery such as pumps, fans, conveyors, and compressors, ensuring reliable performance and energy efficiency in demanding environments.

What technical support does Techtop Motors offer?

Techtop Motors offers comprehensive technical support, including pre-sale and post-sale assistance through a fully trained customer service team. Our support extends to application-driven engineering, ensuring that customers receive expert guidance tailored to their specific needs. Additionally, we provide access to live inventory, electrical and dimensional data, and downloadable brochures via our website.

What are the main product lines offered by Techtop Motors?

Techtop Motors offers a diverse range of industrial electric motors, including NEMA Premium Efficiency motors, IEEE 841 Severe Duty motors, JM/JP Pump motors, and Explosion Proof motors. Their product lines also feature options in both cast iron and aluminum constructions, as well as specialized motors for applications like cooling towers and washdown environments. With horsepower ratings ranging from 1/8 to 500 HP and various frame sizes, Techtop Motors is equipped to meet a wide array of industrial automation needs.

What are the key features of Techtop Motors products?

Techtop Motors products feature NEMA PREMIUM® operating efficiency, ensuring reduced energy costs and enhanced performance. They are designed with hand-inserted lap wound stators for smooth operation, true copper windings for reduced loss, and full cast iron construction for durability. Additional features include IP55 ingress protection, automatic moisture drainage, and a 36-month warranty, making them ideal for demanding industrial applications.

What communication protocols do Techtop Motors products support?

Techtop Motors products support a comprehensive range of communication protocols including PROFIBUS DP V1, PROFINET with dual port, EtherNet/IP with dual port, CANopen, and Modbus RTU integrated as standard. These protocols facilitate efficient communication and integration within industrial automation systems, enhancing system performance and diagnostics.

What environmental ratings do Techtop Motors products have?

Techtop Motors products feature environmental ratings such as IP55 and IP56, providing robust protection against dust and water ingress. These ratings ensure reliable performance in various industrial environments, with options for oil seals and labyrinth seals for enhanced durability.

What accessories are available for Techtop Motors products?

Techtop Motors offers a variety of accessories for their products, including C & D flanges for versatile mounting options, aluminum and rolled steel C-face conversion kits, and multi-mount removable mounting feet for easy installation. Additionally, their motors feature color-coded oversized lead wires for simplified connections and automatic grease purge systems to prevent over-greasing, enhancing maintenance efficiency.

How are Techtop Motors products typically installed?

Techtop Motors products are designed for straightforward installation, featuring multi-mount removable mounting feet that allow for easy repositioning of the conduit box. Their lightweight designs facilitate handling in difficult-to-reach locations, while color-coded oversized lead wires simplify electrical connections. Additionally, the motors are equipped with features such as automatic grease purge and double lip shaft seals, ensuring reliable operation and maintenance ease.