U.S. MOTORSRigid Base 3-Phase General Purpose AC Motors

U.S. MOTORS General Purpose Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 300 hp

The U.S. MOTORS Rigid Base 3-Phase General Purpose AC Motor (SKU C300S22, MPN C300S22) is a 300 hp, TEFC-enclosed motor with a nameplate voltage of 2,300V AC at 60 Hz. It delivers a full load current of 68.0 A and a…

SKU 3G-OTH-63320

Brand

U.S. MOTORS

Item

General Purpose Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 300 hp

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

U.S. MOTORS

Manufacturer Part Number

C300S22 

Type

Totally Enclosed Fan Cooled, 300 hp 

2,300V 

Motor Enclosure

TEFC 

Nameplate RPM @ 60 Hz

1,780 RPM 

Full Load Current @ 60 Hz

68.0 A 

Nameplate Voltage @ 60 Hz

2,300V AC 

MOTORS General Purpose Motor

Rigid Base Mount 

Technical Documents

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U.S. MOTORS Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the U.S. MOTORS C300S22 general purpose motor used for?

The U.S. MOTORS C300S22 is a 300 hp, TEFC-enclosed, rigid base mount AC motor designed for heavy industrial applications such as pumps, fans, compressors, and conveyors in manufacturing, mining, and processing plants. Its 2,300V AC, 60 Hz power rating suits high-voltage installations requiring reliable, continuous operation.

What are the specifications of the U.S. MOTORS C300S22 motor?

The U.S. MOTORS C300S22 is a 300 hp, 3-phase, TEFC motor with a nameplate voltage of 2,300V AC at 60 Hz. It delivers a full load current of 68.0 A and a nameplate RPM of 1,780 RPM at 60 Hz. The rigid base mount provides stable installation. The manufacturer part number is C300S22.

Where to buy the U.S. MOTORS C300S22 motor worldwide?

3G Electric supplies the U.S. MOTORS C300S22 motor worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver this motor to any country.

How to select the right U.S. MOTORS general purpose motor for my application?

Select a U.S. MOTORS general purpose motor by matching voltage (e.g., 2,300V AC), horsepower (300 hp), enclosure (TEFC for dusty/wet environments), and mounting (rigid base). Verify full load current (68.0 A) and RPM (1,780 RPM) align with your driven equipment's requirements. Consult a qualified engineer for proper sizing.

Used in

Common applications for U.S. MOTORS

Pumping systems — U.S. MOTORS A40P1CS (40 hp, 460 V, 3,570 RPM) for centrifugal water pumps in industrial facilities.

HVAC fans — U.S. MOTORS A7P4C (7.5 hp, 460 V, 885 RPM) for large air-handling unit fan drives.

Conveyor drives — U.S. MOTORS A25P1CS (25 hp, 460 V, 3,565 RPM) for material-handling belt conveyors.

Compressor applications — U.S. MOTORS A30P3C (30 hp, 460 V, 1,190 RPM) for rotary screw air compressors.

Machine tool spindles — U.S. MOTORS HD3P1H (3 hp, 200 V, 3,535 RPM) for high-speed milling machine spindles.

Elevator traction — U.S. MOTORS elevator motors (specialized line) for hydraulic or traction elevator systems.

U.S. MOTORS Products

3G Electric supplies U.S. MOTORS rigid base 3-phase general purpose ac motors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all U.S. MOTORS products →Contact our engineers →