Techtop Motors XP3-449T-4-250 - TechTop XP3-449T-4-250 — 250 HP Explosion Proof motor, 449T frame, 4 POLE (1800), 460V 60HZ, TEFC, IE3 - NEMA Premium
Techtop Motors

XP3-449T-4-250


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Specification Sheet

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Overview

The Techtop Motors XP3-449T-4-250 is a robust 250 HP explosion-proof motor designed for hazardous locations, meeting Class I/II, Division 2, Groups C, D, F, and G standards. This motor features a 449T frame size and operates on a 460V, 60Hz, 3-phase power supply. Engineered for continuous duty, it boasts a TEFC (Totally Enclosed Fan Cooled) enclosure, ensuring reliable operation in demanding environments. With an IE3 - NEMA Premium efficiency rating, this motor delivers a nominal efficiency of 96.2% and a nominal power factor of 0.88 cosθ, contributing to reduced energy consumption and operational costs. The motor's NEMA Design B characteristics and a service factor of 1.15 provide ample capacity for fluctuating loads. It operates at a rated speed of 1788 RPM, with a full load current of 276.5 Amps. The insulation class is F, and the IP rating is 55, offering protection against dust and water ingress. Key mechanical specifications include NU319 bearings on the drive end (DE) and 6319/C3 bearings on the non-drive end (NDE). This motor is UL and CSA certified, ensuring compliance with industry safety standards. Ideal for applications in chemical processing, oil and gas, mining, and other environments where flammable materials are present, the XP3-449T-4-250 provides dependable power and safety.
  • 250 HP, 250 HP Rated Motor Output Power
  • 449T Frame Size, 4 Pole (1788 RPM)
  • 460V, 60Hz, 3-Phase Operation
  • TEFC Enclosure for reliable operation
  • IE3 - NEMA Premium Efficiency (96.2%)

Specifications

Frequency
60 Hz
Mounting Type
TEFC
Nema Rating
NEMA Premium
Poles
4
Series
XP3
Size
449T
Voltage Rating
460 V

Frequently Asked Questions

What hazardous location classifications does this motor meet?

This motor is designed for Class I/II, Division 2, Groups C, D, F, and G hazardous locations.

What is the enclosure type for the Techtop XP3-449T-4-250?

The motor features a TEFC (Totally Enclosed Fan Cooled) enclosure, providing protection against environmental contaminants.

What is the efficiency rating of this 250 HP motor?

The Techtop XP3-449T-4-250 has an IE3 - NEMA Premium efficiency rating, with a nominal efficiency of 96.2%.

What is the operating voltage and frequency for this motor?

This motor operates on a 460V, 60Hz, 3-phase power supply.

What is the frame size and pole count of this motor?

The motor is built on a 449T frame and is a 4-pole motor, resulting in a rated speed of 1788 RPM.

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.