JREC1048 integral HP EC motors slotless

JREC1048

3-Phase BLDC (PMSM) Slotless Motor

Features

Electronically Commutated
Slotless Motor
Permanent Magnet
1HP @ 48V, 15A
Sine Wave BackEMF
Continuous Stall Torque
Zero Cogging
Zero Detente Torque
Optional Winding Configurations
Data Sheet - jrec1048.pdf
Operation Video with JRDR3364

Description

This machine is a BLDC (PMSM) permanent magnet motor with pure sine wave backEMF. The slotless construction exhibits continuous stall torque with zero cogging and zero detente torque. The standard winding topology is a 3-Phase Y. An encoder mounting is provided at the rear of the machine.

Class F (150°C) US$5,995

Class H ( 180°C) US$11,725

Speed/Torque Curve

Operational Characteristics

PARAMETER	SYMBOL	VALUE	UNITS
Power	Watts	750	Watts
Speed at Rated Power	N Rated	4200	RPM
Continuous Torque	Tc	5.5	N-m
Stall Torque	Tp	77	N-m
Continuous Line Current	Ic	15	Adc
Torque Sensitivity (DC Amps)	Kt	0.229	N-m/Adc
BackEMF (line-to-line)	Ke	8.0	VRMS/KRPM
Motor Constant	Km	0.20	N-m/√Watts
DC Resistance (line-to-neutral)	Rm	0.110	Ohms
Inductance (line-to-neutral)	Lm	110	µH
Rotor Inertia	Jm	2.39x10-4	kg-m2
Weight	Wt	2.95	kg
Static Friction	Tf	0.04	N-m
Thermal Time Constant	tc	53.45	°C/minute
Thermal Resistance	Rth	TBD	°C/Watt
Number of Poles		4