JREC0348 EC slotless motor

JREC0348

3-Phase BLDC (PMSM) Slotless Motor

Features

Electronically Commutated
Slotless Permanent Magnet Motor
300 Watts @ 48V
Sine Wave BackEMF
Continuous Stall Torque
Zero Cogging
Zero Detente Torque
Optional Winding Configurations
Data Sheet - jrect0348.pdf
Operation Video with JRECT0348

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.

US$7,795

Speed/Torque Curve

Operational Characteristics

PARAMETER	SYMBOL	VALUE	UNITS
Power	Watts	300	Watts
Speed at Rated Power	N Rated	4000	RPM
Continuous Torque	Tc	5.5	N-m
Stall Torque	Tp	8.2	N-m
Continuous Line Current	Ic	6.5	Adc
Torque Sensitivity (DC Amps)	Kt	0.24	N-m/Adc
BackEMF (line-to-line)	Ke	8.5	VRMS/KRPM
Motor Constant	Km	0.31	N-m/√Watts
DC Resistance (line-to-neutral)	Rm	1.0	Ohms
Inductance (line-to-neutral)	Lm	2.5	mH
Rotor Inertia	Jm	2.0x10-3	kg-m2
Weight	Wt	x	kg
Static Friction	Tf	0.04	N-m
Thermal Time Constant	tc	x	°C/minute
Thermal Resistance	Rth	TBD	°C/Watt
Number of Poles		16