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Techtop Motors GR3-CI-TF-280MB35-4-BR-D-125 - TechTop GR3-CI-TF-280MB35-4-BR-D-125 — 125 HP Metric IEC Three Phase motor, 280MB35 frame, 4 POLE (1800), 230/460V 60HZ, 230/460 50HZ, TEFC, IE3 - NEMA Premium

Techtop Motors GR3-CI-TF-280MB35-4-BR-D-125 TechTop GR3-CI-TF-280MB35-4-BR-D-125 — 125 HP Metric IEC Three Phase motor, 280MB35…


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Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

Techtop Motors GR3-CI-TF-280MB35-4-BR-D-125 is a high-efficiency, three-phase IEC metric motor designed for industrial applications requiring reliable, high-performance operation. The Totally Enclosed Fan-Cooled (TEFC) enclosure ensures robust protection against dust and moisture, making it ideal for harsh environments. With a NEMA Premium efficiency rating of 95.8% (IE3), this motor delivers superior energy savings and reduced operating costs compared to standard models. The motor operates at a rated speed of 1785 RPM with a service factor of 1.15, providing flexibility for intermittent overload conditions. Key electrical specifications include a rated current of 323.9/161.9 Amps (high/low voltage) and a breakdown torque of 371% of full load. The motor is designed for continuous duty (Cont.) and features a KVA code of K, with an insulation class F rating for thermal endurance. Certified to UL, CSA, and DOE standards, this motor meets stringent safety and efficiency regulations. The 280MB35 frame size includes M50 x 1.5 cable entry points, and the motor weighs approximately 1584 lbs. Applications include pumps, fans, compressors, and industrial machinery requiring high torque and consistent performance. The motor's tropicalization treatment enhances durability in humid or corrosive conditions, while its Class 1, Div 2, Groups A-D hazardous location certification ensures safe operation in explosive atmospheres. With a rated ambient temperature of 40°C and an altitude rating of 1000 meters, this motor is engineered for global industrial use.
  • 125 HP, 280MB35 frame, 4-pole (1800 RPM) IEC metric motor
  • NEMA Premium efficiency (IE3) at 95.8%, reducing energy costs
  • UL, CSA, and DOE certified; Class 1, Div 2 hazardous location rated

Specifications

Color
Blue
Nema Rating
NEMA Premium
Poles
4
Series
GR3-CI-TF
Size
280MB35
Voltage Rating
230/460 V

Frequently Asked Questions

What is the rated motor output power for this model?

The rated motor output power for the GR3-CI-TF-280MB35-4-BR-D-125-230|460-60 is 125 HP.

What are the available rated motor voltages for this motor?

The rated motor voltage is 230V or 460-60 Volts for this 3-phase motor.

What is the enclosure type and IP rating of this motor?

The motor has a TEFC enclosure and an IP rating of 55.

What is the insulation class and service factor of the motor?

The insulation class is F and the service factor is 1.15.

What is the nominal efficiency and power factor of the motor?

The nominal efficiency is 95.4% and the nominal power factor is 0.89 cosθ.

What is the full load torque and rated ambient temperature?

The full load torque is 365.112 Ft-Lb and the rated ambient temperature is 40°C.

What is the approximate weight of the motor?

The approximate weight of the motor is 1408 lbs.

What are the hazardous location classifications for this motor?

This motor is classified for Class 1, Div 2, Grp A,B,C,D hazardous locations.

What is the efficiency level and NEMA design for this motor?

The efficiency level is IE3 - NEMA Premium and the NEMA design is A.

What are the bearing types for the DE and NDE sides?

Both the DE Side and NDE Side use 6316 C3 bearings.

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.