Nidec US Motors HD3P2EC 3 HP 1800 RPM 182TC Frame 230/460V TEFC Motor

Nidec US Motors HD3P2EC Hostile Duty World Motor, 3 HP, 1800 RPM, 182TC Frame, 230/460V, TEFC

The Nidec US Motors HD3P2EC (Model GF21) is a 3 HP Hostile Duty World Motor engineered for continuous, severe-duty service in chemical plants, paper mills, foundries, and industrial processing facilities. Built in a heavy-duty NEMA 182TC cast iron frame with a C-Face mount and rigid base, this 1800 RPM three-phase motor operates on 230/460V power with NEMA Premium efficiency, Class F insulation, inverter duty capability, and an IP54 shaft slinger.

Key Specifications

• Catalog / Model Number: HD3P2EC
• Brand / Manufacturer: Nidec / US Motors
• Horsepower: 3 HP
• Speed: 1800 RPM (1770 RPM Full Load)
• Voltage: 230 / 460 Volts AC 
• Amperage: 7.8 / 3.9 Amps (230/460V)
• Phase / Frequency: Three Phase (3 Ph) / 60 Hz
• Frame Size: NEMA 182TC (C-Face with Rigid Base)
• Shaft Specifications: 1-1/8" Diameter x 2-5/8" Length Keyed Shaft
• Overall Length ("C" Dim): 17.06 Inches
• Enclosure Type: TEFC / Hostile Duty
• Frame & Bracket Material: All Cast Iron Frame & End Brackets
• Protection Rating: IP54 (Shaft Slinger on Pulley End)
• Service Factor: 1.15 @ 60 Hz
• Insulation Class: Class F Insulation, Class B Rise at Full Load
• Inverter Rating: 20:1 Variable Torque / 5:1 Constant Torque
• Hazardous Location: Self-Certified Class I, Div 2, Groups A, B, C, D
• Bearings: Double Shielded Ball Bearings
• Rotation: Reversible
• Warranty: 1-Year Manufacturer Warranty

Product Features & Fitment

Constructed with all cast iron frame components, zinc-plated hardware, a stainless steel nameplate, and chemical-duty paint, the Nidec HD3P2EC is purpose-built to resist severe corrosion, moisture, and harsh ambient contaminants. Its 182TC C-Face mount with rigid base supports close-coupled pumps, gear reducers, and heavy belt drives, while the IP54 shaft slinger prevents liquid ingress into the drive-end bearing. Features field-convertible F1 to F2 mounting, steel fan cover, steel conduit box, and condensation drain plugs for maximum operational flexibility.