Right-Angle Gearbox - Electrocraft - (Version JPG) - Page n° 51 - PDF Catalogue | Technical Documentation

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Cable harness, Electric actuator, Brushless DC motor, Stepper motor driver, Electric motor

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ElectroCraft E2900 Series Brushless Motors

E2900 Series Performance Specifications


Motor Ratings	2910	2920	2930
Continuous Stall Torque (Ncm)	35.3	60.0	102.4
Continuous Stall Torque (oz-in)	50	85	145
Peak Torque (Ncm)	137.7	229.5	406.1
Peak Torque (oz-in)	195	325	575
Maximum Terminal Voltage (V)	160	160	160
Maximum Operating Speed (rpm)	7500	7500	7500
Mechancial Data
Rotor Inertia (kg cm^A2)	0.636	1.200	1.765
Rotor Inertia (oz-in-sec^A2)	0.0090	0.0170	0.0250
Damping Constant (Ncm/krpm)	1.624	1.836	2.048
Damping Constant (oz-in/krpm)	2.30	2.60	2.90
Thermal Resistance (C/watt)	2.6	2.2	1.9
Maximum Armature Temperature ( C)	155	155	155
Maximum Friction Torque (Ncm)	1.4	2.1	2.8
Maximum Friction Torque (oz-in)	2	3	4
Maximum Radial Load (25mm from bearing) (Kg)	6.8	6.8	6.8
Maximum Radial Load (25mm from bearing) (lbs)	15	15	15
Weight (Kg)	1.5	2.6	3.6
Weight (lbs)	3.3	5.8	7.9

0.2497 0.2492

(4) 0.220 DIA THRU

I A I

11.4

Electrical Data

11.4

Kt Torque Constant +-10% (Ncm/amp)

22.9

Kt Torque Constant +-10% (oz-in/amp)

16.2 32.4

16.2

32.4

16.2 32.4

(4)M5 X 0.8 THRU EQ SP ON A 65MM I

METRIC OPTION

Ke Voltage Constant +-10% (V/Krpm)

12.0 24.0

12.0

24.0

12.0 24.0

E2910

TORQUE (OZ-IN)

E2920

Terminal Resistance (ohms)

1.36

5.28

0.49

1.86

0.30 1.03

Maximum Continuous Current (A)

3.1

1.5

5.2

2.6

9.0

4.5


Maximum Peak Current (A)	12 6 20	10	35	17.7
Armature Inductance (mH)	3.9 16.4 1.8	7.3	1.2	4.5
Hall Effect Electrical Data
Hall type	Three channel
Output type	Open collector transistor
Output sink current	10mA at 0.4 Volt maximum
(On state) Output Voltage	4.9 Volt minimum
(On state) Power supply	5VDC at 20mA DC
Operating temperature	0° to 70°C
C.W.Rotation	Motor
Phase R	Blue
Phase S	Brown
Phase T	Violet
Hall Board +5V	Red
Hall Board Ground	Black
Hall Board Hall A	Yellow
Hall Board Hall B	White
Hall Board Hall C	Orange

INTERMITTENT ^^^H

OPERATING REGION ^^^^^k

CONTINUOUS OPERATING REGION

1500 30100 4500 60100 7500

SPEED (RPM)

1500 3000 4500 6000 7500 SPEED (RPM)

E2930

TORQUE (Nm)

INTERMITTENT OPERATING REGION

1500 3000 4500 6000 7500 SPEED (RPM)

Commutation Sequence Diagram

For CCW Rotation Viewed from Mounting Face

HALL - A

HALL - B. HALL - C

ELECT DEGREES _0_ 60 120 180 240 300 360

R - S ^VR - S -

S - T

T - R

PHASE TO PHASE VOLTAGE

Right-Angle Gearbox - Electrocraft - #51

Cable harness, Electric actuator, Brushless DC motor, Stepper motor driver, Electric motor