Gray Line NEMA EPAct 56J Jet Pump Series

1/3 - 3HP, EPAct Rated, Three Phase (TEFC)
Catalog Section (JEP)
NEMA Wiring Diagrams
User Manual

Definite Purpose Product Overview

Light weight three phase, enhanced performance cast aluminum 56J frame NEMA Design B jet pump motors. Features a multi-mount arrangement incorporating bolt on feet with 56J mount configuration. 2 and 4 pole, 1/3 to 3HP, ideal for water treatment, processing and pumping, etc.

Basic Specifications

Standard Features

Operating Parameters


Ingress Protection

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. Conduit box lid is sealed with a fitted rubber gasket. DE/NDE endbell fitted with sintered brass one-way drain.

Insulation and Inverter Rating

  • Class F insulation 
  • Designed to Class B temperature rise
  • Vacuum Impregnated         
  • Inverter Rated 10:1 Constant Torque (1.0 S.F. on VFD Power) per NEMA MG 1 Part 30 standards