This document provides specifications for Nippon Pulse Hybrid Motors PR42H-47 Hybrid Stepper motors. It describes the small size and high torque capabilities of NEMA Size 17 stepping motors. Tables list dimensions, electrical properties, and performance specifications for various models including the PR42H-33, PR42H-38 and PR42H-47 series. Contact information is provided for Nippon Pulse America and its distributor Electromate.

1. Nippon Pulse Hybrid Motors
PR42H-47 Hybrid Stepper (Double Shaft)
L *
24±1 48 10±1
-0.012 Ø5 0
2
-0.05
Ø22 0
Ø5 0
* - applies to double-shaft only
Nippon Pulse America, Inc.
a subsidiary of Nippon Pulse Motor Co., Ltd.
PR42 (NEMA 17)
small, RoHS compliant package. They are ideal for motion control
applications where the benefits of smaller size with high torque are
essential.
The NEMA Size 17 stepping motors measure only 42mm
(1.65in) square by as little as 25mm (0.98in) long.
Specifications
Specification
Motor Type Hybrid
Type Of Winding Bipolar
Operating Temp. Range -20° C to +50° C
Temperature Rise 80˚ C
Insulation Class B
Specification
Step
Angle
NEMA Size 17 hybrid stepper
motors produce high torque in a
Rated
Voltage
Rated
Current
300
Dimensions in mm
42.3
31±0.2
www.nipponpulse.com
-0.012
UL1007
AWG26
42.3
31±0.2
4-M3
Deep 4.5
PR Series Bipolar Motors
Wiring Diagram and Rotation Chart
Wiring Diagram
black
green
Model No. Length
PR42H-33 34mm
PR42H-38 40mm
PR42H-47 48mm
A
C
B D
red
Nippon Pulse America, Inc.
a subsidiary of Nippon Pulse Motor Co., Ltd.
Resistance Inductance
M
blue
Holding
Torque
1-540-633-1677
CW* *From the flange end
Step A C B D
1 + +
2 + +
3 + +
4 + +
Rotor Inertia
CCW*
www.nipponpulse.com
1-540-633-1677
Motor
Length
Weight
Unit ° V A/Ø ohm/Ø mH/Ø mN•m kg•m2 mm g
PR42H-33-0404Jx 1.8 12 0.4 30 36 250 35x10-7 34 220
PR42H-33-1004Jx 1.8 3.6 1 3.6 4.6 220 35x10-7 34 220
PR42H-33-1004Mx 0.9 3.6 1 3.6 7.5 220 35x10-7 34 220
PR42H-33-1334Jx 1.8 2.8 1.3 2.1 2.5 220 35x10-7 34 220
PR42H-33-1334Mx 0.9 2.8 1.3 2.1 4.2 220 35x10-7 34 220
PR42H-38-1004Jx 1.8 4.8 1 4.8 9.2 360 54x10-7 40 360
PR42H-38-1004Mx 0.9 4.8 1 4.8 9.2 360 54x10-7 40 360
PR42H-38-1684Jx 1.8 2.8 1.68 1.65 3.2 360 54x10-7 40 360
PR42H-38-1684Mx 0.9 2.8 1.68 1.65 3.2 360 54x10-7 40 280
PR42H-47-1004Jx 1.8 6 1 6 8.4 440 68x10-7 48 440
PR42H-47-1004Mx 0.9 6 1 6 14 440 68x10-7 48 440
PR42H-47-1684Jx 1.8 2.8 1.68 1.65 2.8 440 68x10-7 48 350
PR42H-47-1684Mx 0.9 2.8 1.68 1.65 4.1 440 68x10-7 48 350
* - All hybrid motor specifications are based on full-step constant current operation
x represents shaft option, single (A) or double (B)
Sold & Serviced By:
ELECTROMATE
Toll Free Phone (877) SERVO98
Toll Free Fax (877) SERV099
www.electromate.com
sales@electromate.com