Marathon E163B 7-1/2 HP, 3600 RPM three-phase vertical pump motor with 184JMV NEMA frame and drip proof enclosure. Operates on 230/460V at 60 Hz. Designed for close-coupled JMV pump applications requiring vertical shaft mounting.

Marathon® AC Motor, 2-Pole Continuous Duty, Jet Pump (JM/JP) Motors Application, Inverter Ready Special Features, 7.5 hp, 230/460 VAC, 17.8/8.9 A, 60 Hz Frequency, 3 ph, 3490 rpm Speed, 1 Speed, Drip-Proof Enclosure, 184JMV Frame, 0.88 in Dia x 4.25 in L Shaft, Reversible Rotation, 1.15 Service Factor, Ball Bearing, 14.3 ft-lb Torque, Round/C-Face Footless Mounting, 40 deg C, Insulation Class: Class F, Rolled Steel, 2:1 Constant Torque Speed, 10:1 Variable Torque Speed, 17.12 in L

Features:

• NEMA JM pump shaft dimensions
• JMV frame includes drip cover for vertical mount without base
• Ball bearings mechanically locked on shaft end
• Standard assembly F1 and reversible to F2 assembly
• Shaft down motor orientation
• Squirrel cage induction run

Specs:

• Variable Torque Speed Range: 10:1
• Constant Torque Speed Range: 2:1
• Service Factor: 1.15
• Special Features: Inverter Ready
• Application Type: Jet Pump (JM/JP) Motors
• Insulation Class: Class F
• Shaft Size: 0.88 in Dia x 4.25 in L
• Torque Rating: 14.3 ft-lb
• Phase: 3 ph
• Horsepower: 7.5 hp
• Number of Speeds: 1
• Rotation: Reversible
• Frame: 184JMV
• Bearing Type: Ball
• Temperature Rating: 40 deg C
• Enclosure Type: Drip-Proof
• Speed: 3490 rpm
• Frequency Rating: 60 Hz
• Mounting Type: Round/C-Face Footless
• Amperage Rating: 17.8/8.9 A
• Voltage Rating: 230/460 VAC
• Dimensions: 17.12 in L
• Material: Rolled Steel
• Type: 2-Pole Continuous Duty