Marathon K158 General Purpose Motor 3 Phase 1/2HP 1800RPM 208-230/460V 56 Frame TEFC - K158

Marathon K158 General Purpose Motor 3 Phase 1/2HP 1800RPM 208-230/460V 56 Frame TEFC - K158

The Marathon K158 General Purpose Motor is a three-phase motor with 1/2 horsepower. This motor operates at 1800 RPM and is compatible with 208-230/460 volts. It has a 56 frame size and a TEFC (Totally Enclosed Fan Cooled) enclosure, making it suitable for continuous duty in demanding environments.

Product Highlights

The Marathon K158 is designed for industrial applications including blowers, pumps, compressors, conveyors, and fans. Its rolled steel frame and TEFC enclosure provide durability and protection against contaminants. Ideal for use in dusty or damp environments.

Features

• Three-phase motor with 1/2 horsepower
• Compatible with 208-230/460 volts
• TOTALLY ENCLOSED FAN COOLED, continuous duty

Specifications

What our Experts Think

• Dependable Power: Provides 1/2 HP at 1800 RPM, ideal for low-power, continuous-duty tasks like small pumps, fans, and conveyors.

• Three-Phase Capability: Compatible with 208-230/460V, offering flexibility for various industrial electrical systems.

• TEFC Design: The Totally Enclosed Fan Cooled (TEFC) enclosure protects the motor from dust, moisture, and contaminants, making it ideal for harsh environments.

• Sturdy Construction: Built with a 56 frame and rigid base for increased stability and longevity.

• Efficient and Durable: Features Class A insulation and a service factor of 1.25, ensuring consistent performance and long operational life.

• Low Maintenance: Equipped with ball bearings for smoother operation and easier maintenance.

Q&A

Q: What is the Marathon GT1022A motor?
A: The GT1022A is a 15 horsepower, three-phase motor with a 1800 RPM speed. It features a Totally Enclosed Fan Cooled (TEFC) enclosure, making it suitable for a wide range of industrial applications.

Q: What is the voltage rating for the GT1022A motor?
A: The GT1022A motor operates on a 208-230/460V power supply, making it versatile for various voltage configurations.

Q: What applications is the GT1022A motor suitable for?
A: This motor is ideal for compressors, pumps, conveyors, and other machinery in clean and dry industrial environments. Its efficiency makes it suitable for applications that require continuous operation.

Q: What does TEFC mean?
A: TEFC stands for Totally Enclosed Fan Cooled. This type of enclosure prevents dust and moisture from entering the motor while still allowing for cooling through the external fan.

Q: Can the GT1022A motor be used with a VFD?
A: Yes, the motor is inverter duty rated, which means it can be used with variable frequency drives (VFDs) to control speed and optimize performance.

Q: Does the GT1022A motor have thermal protection?
A: No, this motor does not come with built-in thermal protection, so external protection may be required depending on the application.

Q: What is the weight of the GT1022A motor?
A: The motor weighs approximately 150 lbs (68 kg).

Maintenance Tips

• Keep clean: Clear any dust/debris to maintain airflow

• Check bearings: Periodically inspect for wear and lubricate if needed

• Inspect wiring: Tighten electrical connections and check for fraying

• Monitor performance: Watch for unusual vibration, noise, or heat