Description
The Regal Rexnord Marathon C1157 is a heavy-duty general purpose electric motor engineered for demanding HVAC and industrial applications. Built around a 56 frame platform with an Open Drip Proof (ODP) enclosure, this motor delivers dependable single-phase performance in a resilient base configuration that simplifies installation and reduces vibration transmission to connected equipment.
Key Specifications
- Horsepower: 1 HP
- Voltage: 115 / 208-230 Vac
- Phase: Single Phase
- Speed: 3450 RPM
- Full Load Amps: 13.4 A (115V) / 6.7–6.6 A (208-230V)
- Frame Size: 56
- Enclosure: Open Drip Proof (ODP)
- Bearing Type: Ball Bearing
- Mounting: Resilient Base
Performance & Design Features
- Dual-voltage capability (115V or 208-230V) for flexible installation across a wide range of electrical services
- High-speed 3450 RPM output ideal for fans, blowers, pumps, and compressors
- Ball bearing construction ensures long service life, reduced friction, and minimal maintenance
- Open Drip Proof enclosure protects internal windings from dripping liquids in non-hazardous environments
- Resilient base mount absorbs vibration and reduces noise transmission to the surrounding structure
- NEMA 56 frame for broad cross-compatibility with standard motor mounts and couplings
Typical Applications
- HVAC blower and fan assemblies
- Condensate and circulating pumps
- Light-duty compressors
- General commercial and industrial equipment
The Marathon C1157 reflects Regal Rexnord’s commitment to quality and reliability, making it a trusted replacement or upgrade motor for a wide variety of HVAC and mechanical systems. Its dual-voltage wiring flexibility and standard 56 frame sizing make it straightforward to specify and install.
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