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Products / NEMA Motors / Pump Motors Three Phase / EPAct JM-JP Pump Motors
EPAct JM-JP Pump Motors Note: Image shown is a representation of the product and may not represent the exact model.

EPAct JM-JP Pump Motors


Quick Specs

  • HP 1 to 50
  • PHASE 3
  • FREQUENCY 2 and 4 pole, 60Hz
  • VOLTAGE 230/460V (Usable @ 208V) & 575V 60Hz
  • MOUNTING Rigid/C-Flange
  • ENCLOSURE Totally Enclosed Fan Cooled (TEFC)

Product Overview

Three phase, enhanced performance closecoupled pump motors. Cast aluminum 215JM/ JP and below, cast iron 254JM/JP and above, EPAct rated.

Features a multi-mount arrangement incorporating bolt on feet and flange mount configuration. 2 and 4 pole, 1 to 50HP.

Motor Features

  • Removable feet F1, F2, F0 field convertible
  • 1.25 Service Factor with 60Hz operation / 1.0 Service Factor with 50Hz operation
  • 24 Month warranty
  • Conduit Box is 90º rotatable
  • CSA Certified for Class I, Division II, Groups A, B, C and D / Class I, Zone 2, Groups IIC, IIB, IIA
  • Anti-microbial (tropicalization) on stator winding
  • Regreasable bearings 254JM/JP frame and larger
  • Mobil Polyrex EM polyurea grease
  • 1045 Steel shaft
  • Surface finish:
    • Alkyd enamel RAL7024 - Graphite Gray
    • 2-Part epoxy coating RAL7024 - Graphite Gray (cast iron models only)
    • Black oxide surface treatment for increased corrosion resistance (aluminum models only)
  • Stainless steel nameplate
  • Corrosion resistant hardware
  • Ultra high strength, reusable lifting straps included with motors 254JM/JP frame and larger
  • Continuous (S1) duty
  • Ambient temperatures up to 40ºC
  • Installation up to 1000 MASL (3300 ft.)

  • Up to and including 215JM/JP Frame:
  • 9-Lead 230V parallel-wye / 460V series-wye connection
  • 3-Lead 575V wye connection
  • 254JM/JP Frame and larger:
  • 12-Lead 230V parallel-delta / 460V delta connection
  • 6-Lead 575V single voltage delta connection


The standard degree of enclosure protection is IP55 (increased IP protection is available). Both drive end and non-drive end are fitted with double lip oil seals, including a rubber shaft slinger on the drive end. Terminal box is double gasketed including nipple seals between conduit box and stator body. DE and NDE end bell fitted with sintered brass one-way drain.

  • Class F Insulation
  • Designed to Class B temperature rise
  • Vacuum Impregnated
  • Inverter Rated 20:1 Variable Torque (1.0 S.F. on VFD Power) per NEMA MG 1 part 31 Standards

Models & Pricing