Marathon MX426 48YZ Frame Refrigeration Motor 3/4 hp 1075 RPM 460 VAC Permanent Split Capacitor - MX426

Marathon MX426 48YZ Frame Refrigeration Motor 3/4 hp 1075 RPM 460 VAC Permanent Split Capacitor - MX426

The Marathon MX426 48A11O1375 refrigeration motor is a single-phase motor with one-speed operation. This motor runs at 3/4 hp and has a maximum speed of 1075 RPM. It operates at 460 VAC.

Product Highlights

This motor comes with a 48YZ frame and features thru-bolt mounting and a ball-bearing system. It includes auto protection and is designed for refrigeration purposes.

Features

• Single-phase with one-speed operation
• Runs at 3/4 hp with a maximum speed of 1075 RPM
• 48YZ frame with open air over enclosure

Specifications

Product Information

Standard Information

What our Experts Think

• Power & Speed: Delivers 3/4 HP at 1075 RPM, optimized for refrigeration and HVAC systems.

• Voltage Flexibility: Operates on 460V, making it suitable for commercial and industrial setups.

• Durable Build: Features a 48YZ frame and open air-over design, ensuring long-lasting performance.

• Efficient Performance: Uses Permanent Split Capacitor (PSC) for smooth and reliable operation.

• Easy Installation: Designed for thru-bolt mounting, simplifying the setup process.

Q&A

Q: What is the Marathon MX426 motor?
A: The Marathon MX426 is a 3/4 HP, single-phase refrigeration motor designed for continuous-duty applications. It operates at 1075 RPM and features a 48YZ frame, specifically designed for refrigeration systems and HVAC equipment.

Q: What applications is this motor suitable for?
A: This motor is ideal for use in refrigeration units, HVAC systems, condenser fans, and other equipment where reliable, continuous-duty performance is essential. It is particularly useful in commercial refrigeration systems and other cooling applications.

Q: Does this motor have thermal protection?
A: Yes, the Marathon MX426 motor is equipped with automatic thermal protection to prevent overheating during operation, enhancing safety and longevity.

Q: What are the motor’s mounting and mechanical features?
A: The motor is designed with a thru-bolt mounting configuration, ensuring secure installation in various refrigeration and HVAC systems. Its ball bearings provide smooth, durable operation, and the shaft is made to fit standard applications with a 5/8" diameter and 4.5" length.

Q: How does this motor perform in demanding environments?
A: With its robust design and thermal protection, the MX426 is built to handle the challenges of refrigeration environments. Its insulation class B ensures reliable operation even under slightly elevated temperatures, with the ability to withstand up to 50°C ambient temperatures.

Maintenance Tips

• Regular Inspection: Check for unusual noise, vibration, or overheating.

• Clean Vents: Keep ventilation openings clear of dust and debris.

• Lubricate Bearings: Follow the manufacturer's lubrication schedule for optimal performance.

• Electrical Safety: Inspect wiring and connections for wear or damage.

• Secure Mounting: Ensure the motor is properly mounted to reduce vibration and wear.