Marathon Electric MC1157 Belt Drive Motor 1 hp 3450 RPM 115/208-230 VAC - MC1157
This Marathon Electric MC1157 belt drive motor is ideal for various applications. It is a single split phase motor with one-speed operation and operates at 1 horsepower with a maximum speed of 3450 RPM. It can run on 115/208-230 VAC, drawing 13.4/6.7-6.6 amps. The motor features a 56 frame with an open drip-proof (ODP) enclosure, resilient ring mounting, and a ball bearing system.
- Single split phase motor with one-speed operation
- 1 horsepower with a maximum speed of 3450 RPM
- Runs on 115/208-230 VAC
This motor is suitable for belt drive applications and features auto protection. The ODP enclosure ensures safety from drips, and the ball bearing system offers robust performance.
Specifications
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Electrical Type: Cap Start
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HP: 1
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Frame: 56
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Diameter: 6.5
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Enclosure: ODP
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Voltage: 115/208-230
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Material: Rolled Steel
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MPN: MC1157
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Phase: Single
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Amperage: 13.4,6.7-6.6
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Mounting: Resilient Base
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Shaft Type: Single
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Speed: 1
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Weight: 25 pounds
What Our Experts Think
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1 hp belt drive motor engineered for durability and efficiency.
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Runs at 3450 RPM for reliable, consistent performance.
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Dual-voltage design (115/208-230 VAC) for versatile installation.
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Trusted Marathon Electric build ensures long service life.
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Perfect for HVAC systems, blowers, fans, and light industrial use.
Q&A
Q: What is the horsepower rating?
A: 1 horsepower, suitable for commercial and industrial equipment.
Q: What voltage does it support?
A: Operates on 115V or 208–230V for flexible compatibility.
Q: What is the motor speed?
A: 3450 RPM for high-efficiency operation.
Maintenance Tips
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Keep motor free of dust and debris for cooling efficiency.
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Check belt alignment and tension regularly.
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Lubricate bearings as recommended by manufacturer.
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Inspect electrical connections for safety and performance.
