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Galt Electric GPT3000-4-449T-K Motor - 300 HP, 1800 RPM, 3-Phase, TEFC, 449T Frame

Galt Electric GPT3000-4-449T-K Motor - 300 HP, 1800 RPM, 3-Phase, TEFC, 449T Frame

Galt Electric GPT3000-4-449T-K Motor brings high-power performance with a substantial 300 HP at 1800 RPM, making it a powerful choice for intense industrial applications. Designed to run on a 3-phase, 460V system at 60 Hz, this motor provides the reliable, continuous power needed for large-scale operations. With a Totally Enclosed Fan Cooled (TEFC) design and rugged cast iron construction, it’s built to withstand harsh environments, protecting against dust and moisture. This motor also boasts an impressive 96.2% efficiency and a 1.15 service factor, maximizing energy savings while delivering high torque (885.37 lb-ft) for demanding applications. Ideal for heavy-duty setups like pumps, compressors, and mixers, this motor’s inverter-duty insulation, regreasable bearings, and fully gasketed junction box add to its durability and low-maintenance operation.

Key Features:

  • Power: 300 HP
  • Speed: 1800 RPM
  • Phase: 3-Phase
  • Frequency: 60 Hz
  • Enclosure: TEFC (Totally Enclosed Fan Cooled)
  • Frame: 449T
  • Voltage: 460V
  • Efficiency: 96.2%
  • Service Factor: 1.15

Applications: This motor is perfectly suited for high-demand industrial applications requiring continuous, high-torque output, such as large-scale pumps, compressors, and industrial mixers.

Product Specifications

Model: GPT3000-4-449T-K

Power: 300 HP

Speed: 1800 RPM (synchronous speed 1800 RPM)

Phase: Three Phase

Frequency: 60 Hz

Frame Size: 447/9T, 447T, 449T

Motor Enclosure Type: Totally Enclosed Fan Cooled (TEFC)

Voltage: 460V

Efficiency: 96.2%

Service Factor: 1.15

Full Load Torque: 885.37 lb-ft

Power Factor: 0.87

Insulation Class: F (Inverter Duty with VPI)

Ambient Temperature Rating: 40°C

Duty Cycle: Continuous

Rated Amps: 335 A

Construction: Cast Iron

Special Features: Fully gasketed junction box, oversized regreasable bearings, stainless steel nameplate, 90° increment rotatable, AISI 4140 shaft material

Applications and Uses

Industrial Applications: Suitable for high-demand settings requiring robust power and reliability, including:

  • Large-Scale Pumps
  • Heavy-Duty Compressors
  • Industrial Mixers and Blenders

Key Features and Benefits

High-Torque Performance: Offers a powerful 885.37 lb-ft of torque at 1800 RPM, ideal for heavy-duty applications.

Energy Efficient: Operates with a premium efficiency of 96.2%, delivering savings in energy costs over time.

Rugged Construction: Built with durable cast iron and oversized bearings, designed for continuous operation in harsh industrial settings.

Voltage Specific: Optimized for 460V systems, ensuring stable performance in demanding applications.

Continuous Duty: Rated for continuous operation, suitable for 24/7 usage in industrial environments.

Inverter Duty Insulation: Equipped with VPI-treated insulation, enabling compatibility with VFDs for flexible speed control.

Installation and Maintenance Guidelines

Installation: Standard F1 mounting configuration with an option for F2 upon request. Compatible with 460V setups.

Maintenance: Features regreasable oversized bearings, requiring periodic lubrication for sustained performance. Keep the TEFC enclosure clear of dust for optimal airflow.

Tip: Follow Galt’s guidelines to maximize motor efficiency and ensure compliance with warranty requirements.

Warranty and Support

Warranty: Includes a 3-year warranty for manufacturing defects.

Support: Comprehensive technical support is available to assist with installation, maintenance, and troubleshooting.

View full details

In-Depth Product Information and Specifications for Galt Electric GPT3000-4-449T-K Motor - 300 HP, 1800 RPM, 3-Phase, TEFC, 449T Frame

Efficiency Comparison Chart

Applications and Recommended Use Cases

Energy Cost Savings Over Time

Technical Specifications Breakdown

Maintenance Schedule and Requirements

Task Freq. Details
Lubrication Every 6 months Grease oversized, regreasable bearings for consistent performance in continuous-duty applications.
Insulation Resistance Test Annually Perform insulation testing, especially if the motor is used with variable frequency drives (VFDs).
Motor Alignment Check Annually Verify alignment to reduce wear on bearings and shaft in high-RPM settings.
Vibration Analysis Every 6 months Monitor for excessive vibrations to detect potential mechanical issues in high-speed operations.
Temperature Monitoring Periodic Regularly monitor motor temperature to prevent overheating in TEFC environments.
Cleaning of Enclosure Quarterly Clean the TEFC enclosure to maintain cooling efficiency and prevent dust buildup.
Electrical Connections Inspection Every 6 months Inspect and secure electrical connections to avoid interruptions or arcing.

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