Brook Crompton SD4N005-1C Motor Outline & Performance Data


This document provides the official outline drawing and performance data for the Brook Crompton SD4N005-1C electric motor. It includes critical dimensional details, mounting information, electrical ratings, and operational performance characteristics to support proper motor selection, installation, and application engineering. The PDF serves as a technical reference for engineers, maintenance teams, and OEMs requiring accurate motor specifications for industrial and farm-duty applications.

Key Points

  • Motor Identification: Brook Crompton catalog number SD4N005-1C, rated at 5 HP with a 184TC frame size.
  • Outline Drawing: Detailed dimensional drawings show shaft size, mounting hole locations, overall length, and foot spacing to ensure correct mechanical fit.
  • Performance Data: Includes efficiency, power factor, current draw, torque characteristics, and locked-rotor values for accurate application analysis.
  • Electrical Specifications: Single-phase motor operating at 230V, 60 Hz, with nominal speeds of approximately 1725–1800 RPM depending on load.
  • Enclosure & Duty: Totally Enclosed Fan Cooled (TEFC) design with continuous duty (S1) rating and Class F insulation for reliable operation in demanding environments.
  • Environmental Ratings: Rated for operation up to 40°C ambient temperature and 3300 ft altitude, with integrated manual overload protection.