IEEE 841

IEEE 841 Motors (TEFC) are premium efficient motors specifically suited for Pulp & Paper mills, Steel mills, Petrochemical plants and diverse demanding applications requiring severe duty long life motors.

Features that make a difference:

• 1.25 service factor up to 100 HP
• InproSeal bearing isolators at both ends
• Bearing protection meets IP56
• Rubber lead separator between terminal box and frame
• Vibration: 0.04 inches per second or less
• Guaranteed foot flatness to within 0.005”
• Bearing life 50,000 hours (L-10)
• Epoxy paint system exceeds 250 hours salt fog test
• Interior surfaces are epoxy coated
• Non-sparking fan
• NPT threaded terminal box
• Seamless copper lead lugs
• Seamless stainless steel grease extension tubes
• Automatic grease relief fittings
• IEEE 841 test report in conduit box
• Suitable for IEEE45 and USCG 256- Marine Duty
• Class F insulation (Impregnation resin and magnet wire are Class H)
• F1 mounted (F2 convertible). Frames 447T and up can easily be F2 converted by simply rotating the terminal box adapter
• All frames with regreasable ball bearings
• Class 1, Div. 2, Groups A. B, C & D – T3, Class 2, Div. 2, Groups F & G – T3C

Inverter Rated:

• 1000 : 1 for variable torque
• 20 : 1 constant torque
• *Frames 586/7 250HP and up 1000:1 VT and 6:1 CT