SD661
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
- 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)
- 5 year warranty
Common industries
- Chemical, oil and gas
- Petrochemical
Common applications
- Air cooled heat exchangers