Marathon Motors MK717 K717 Explosion Proof Motor - MK717

Marathon Motors MK717 K717 Explosion Proof Motor - MK717

The Marathon Motors MK717 K717 is a high-performance, explosion-proof electric motor designed for hazardous environments. With a robust 1/4 horsepower output and a 1800 RPM speed, this motor delivers the power and reliability needed for demanding applications.

Features

• Horsepower: 1/4 HP (0.19 kW)

• Speed: 1800 RPM

• Voltage: 230/460 V

• Phase: Three-phase

• Frame Size: 48

• Enclosure: Explosion Proof Non-Ventilated (EPNV)

• Insulation Class: B

• Duty Cycle: Continuous

• Mounting: Base

• Rotation: Reversible

• Amperage: 1.2 A (230 V) / 0.6 A (460 V)

• Power Factor: 64%

• Efficiency: 66%

• Ambient Temperature Rating: 40°C

Specifications

What our Experts Think

• Reliable Power: Delivers 1/4 HP at 1800 RPM, designed for hazardous environments.

• Explosion Proof: Certified for use in Class I, Group D and Class II, Groups F&G locations.

• Durable Construction: Features a rolled steel frame with explosion-proof non-ventilated (EPNV) enclosure.

• Long-Lasting Operation: Equipped with sealed, permanently lubricated ball bearings.

• Flexible Voltage: Operates on 230/460V, 3-phase, 60 Hz power supply.

Q&A

Q: What is the Marathon MK717 motor used for?
The MK717 is a 1/4 HP, 3-phase explosion-proof motor designed for use in hazardous environments where explosive gases or dust are present.

Q: What are the motor's electrical specifications?
It operates on 230/460V three-phase power and runs at 1735 RPM.

Q: What type of enclosure does the motor have?
The motor features an Explosion Proof Non-Ventilated (EPNV) enclosure, ensuring safe operation in hazardous locations.

Q: What is the frame size of the motor?
The MK717 has a 48 frame, designed for reliable mounting and stability in industrial applications.

Q: What applications is this motor suitable for?
This motor is ideal for chemical processing, petrochemical facilities, paint booths, grain elevators, and mining operations.

Q: Is this motor suitable for continuous duty?
Yes, the MK717 motor is built for continuous duty with an automatic overload protection system

Maintenance Tips

• Regular Cleaning: Periodically clean the motor to remove dust and debris that may obstruct airflow, potentially leading to overheating. Use a soft cloth or low-pressure air to clean the motor carefully.

• Inspect Bearings: Ensure the bearings are operating smoothly and listen for any unusual sounds that may indicate wear. Replace bearings as needed to avoid operational issues.

• Check Electrical Connections: Regularly inspect all electrical connections to ensure they are secure and free from corrosion. Faulty connections can lead to motor failure.

• Monitor Amperage: Use an ammeter to test the motor's amperage and make sure it operates within its specified range. Excessive amperage could indicate an overload or malfunction.

• Inspect the Fan: Ensure that the fan is clean, balanced, and free of obstructions. A malfunctioning or unbalanced fan can cause overheating and excessive wear on the motor.

• Check for Obstructions: Verify that the motor's ventilation openings are clear to allow proper airflow, which is essential for cooling.

• Verify Capacitor Health: Test the capacitor to ensure it's functioning correctly. A failing capacitor can cause the motor to start poorly or run inefficiently.