AC motor SD661

induction460 V575 V

The SD661 motor is built in compliance with the requirements of API661 standard, by incorporating regreaseable roller bearings and cast-iron end cap son frames 210-360. These motors are used for heavy belt-driven air cooled heat exchangers in the petrochemical, energy and other similar industries. Features • 1 – 75 Hp (0.75 – 56 kW) • NEMA frame 184 - 365 • 460 and 575 volts • 4 and 6 pole • IP56 • Inpro/Seal® bearing isolators are included on both ends • Bearings have automatic grease relief fitting to prevent over-greasing • Class I, Division 2 standard • Class II, Division 2 standard • C4 painting system • Durable cast iron frame design • Cast iron diagonally split oversized terminal box • Epoxy paint for corrosion resistance • Stainless steel nameplate for durability • Class F insulation, NEMA Class B temperature rise • Low vibration 0.06 IPS • Inverter duty per NEMA MG1 Part 31 (VT 20:1, CT 20:1 on 140 - 360 frame 4 & 6 pole, CT 4:1 on others) Common applications •Air cooled heat exchangers Common industries •Chemical, oil and gas •Petrochemical