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Marathon B338 56H Frame Open Drip Proof 56C17D5349 Belt Drive Motor, 1-1/2 hp, 1725 RPM, 277 VAC, 1 Split Phase, 1 Speed, Ball Bearing, Resilient
BND 1130
Price Details
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Powerful 1-1/2 hp operation with a durable design for reliable performance.
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What Stands Out
Product Details
- Belt drive motor is single split phase with one-speed operation
- Runs at 1-1/2 hp, with a maximum speed of 1725 rpm
- 56H frame with open drip proof (ODP) enclosure, resilient ring mounting, and ball bearing system
| Brand Name | Marathon Electric |
| Model | MB338 |
| Manufacturer | Marathon Electric |
| UPC | 722856040343 |
| Unit Count | 1 Count |
| Global Trade Identification Number | 00722856040343 |
| Included Components | Electric Motor |
| Part Number | B338 |
| Speed | 1725 rpm |
| Voltage | 277 volts |
| Wattage | 1.12 KW |
| Item Weight | 41 pounds (18.6 kg) |
| Material Type | Rolled Steel |
| Brand | Marathon Electric |
| Material | Rolled Steel |
What's in the box
Electric Motor
Who Should Buy?
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Industrial Applications
Ideal for heavy-duty industrial applications that require reliable power and efficiency in machinery operations.
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HVAC Systems
Perfect for heating, ventilation, and air conditioning systems where consistent operation and durability are essential.
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Pump Operations
Greatly benefits users needing motors for pumps, ensuring steady and efficient performance for water transport.
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Home Use
Not ideal for typical home applications due to its high power and specialized motor features.
Product Description
Customer Questions & Answers
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Question:
What is the power rating of the Marathon B338 motor?
Answer: The Marathon B338 motor is rated at 1-1/2 horsepower, making it suitable for a variety of industrial and commercial applications. This power rating indicates its capability to efficiently drive equipment like fans, pumps, and conveyors. Motors with a similar horsepower rating are often used in HVAC systems or heavy-duty machinery, ensuring reliable performance under demanding conditions. -
Question:
What are the RPM specifications for the Marathon B338 motor?
Answer: This motor operates at 1725 RPM, which is standard for a similar class of motors designed for repetitive tasks. The RPM rating indicates the number of revolutions per minute it can achieve, making it optimal for applications requiring constant speed operation. For example, this motor is perfect for belt-driven applications where consistent power output is crucial to maintain machinery effectiveness. -
Question:
Is the Marathon B338 motor suitable for outdoor use?
Answer: The Marathon B338 motor features an open drip proof design, allowing it to withstand some exposure to moisture while preventing fluid from entering the windings. However, it is not completely waterproof, so it’s best used in environments where direct water exposure is avoided. Use cases may include indoor fan applications or covered conveyor systems. If outdoor installation is necessary, adequate protection against the elements should be implemented. -
Question:
What type of electrical input does the Marathon B338 motor require?
Answer: This motor requires a 277 VAC power supply, indicating a higher voltage suited for commercial and industrial settings. Its split-phase design facilitates optimal torque and is commonly used in fixed-speed applications. For example, this motor can efficiently power industrial fans or compressors that run on 277-volts, providing robust performance for heavy-duty tasks. -
Question:
What is meant by ‘ball bearing’ in the context of motors?
Answer: The term ‘ball bearing’ refers to the type of bearing used in the Marathon B338 motor for reduced friction, leading to smoother operation and longer service life. Ball bearings are known for their durability and efficiency, allowing the motor to operate quietly while supporting high load capabilities. This feature is beneficial in applications requiring minimal noise, such as in HVAC systems or workshop machinery where precision is crucial. -
Question:
How does the resilient ring benefit the Marathon B338 motor?
Answer: The resilient ring around the motor helps to absorb vibrations, reducing noise and stress on the motor components. This feature enhances the overall durability and longevity of the motor in high-demand applications. For instance, in equipment like conveyor belts or industrial mixers, less vibration translates into reduced wear and tear, maintaining efficiency over extended periods. -
Question:
What is the difference between ‘split phase’ and other motor types?
Answer: The split-phase design of the Marathon B338 motor provides a simple yet effective way to start and run the motor by using two separate windings in its stator. This contrasts with capacitor-start motors, which offer a higher starting torque. Split-phase motors are typically used in applications requiring moderate starting torque, such as in small machinery or standard household appliances, making them versatile for various uses. -
Question:
Can I use the Marathon B338 motor with a variable speed controller?
Answer: The Marathon B338 motor is designed for one-speed operation, which means it may not perform optimally if paired with a variable speed controller. For applications that require adjustable speeds, considering a motor with variable-speed capabilities would be ideal. However, for consistent applications where speed stability is necessary, the B338 will work effectively without any speed modulation. -
Question:
What applications is the Marathon B338 motor typically used for?
Answer: The Marathon B338 motor is commonly used in applications like blowers, fans, pumps, and material handling equipment due to its design and specifications. Its 1-1/2 hp power output and 1725 RPM make it especially suitable for tasks that require reliable, continuous operation. For instance, it can be found in air conditioning units or as part of industrial systems that require direct-drive operation. -
Question:
Where can I buy the Marathon B338 56H Frame Open Drip Proof motor?
Answer: You can purchase the Marathon B338 motor at Ubuy. Ubuy provides a convenient online platform to explore various electrical components, including this specific model. Additionally, Ubuy often offers shipping options tailored for your location, ensuring you can easily access this essential motor for your projects in Brunei.
Marathon Electric Permanent Magnet Motors Editorial Review
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BND 1130
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Features & Benefits
- Single split phase motor with one-speed operation.
- Delivers 1-1/2 hp at a maximum speed of 1725 rpm.
- Operates at 277 VAC and 7.5 Amp for efficiency.
- 56H frame features open drip proof (ODP) enclosure.
- Designed with resilient ring mounting and ball bearing system.
- Weighs 41 pounds for stable installation.
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