RP17 BLDC Motor
RapidPower™ Series

RP17 BLDC Motor

Summary Details

Size: NEMA 17
Peak Torque: to 136 oz-in or 96 Ncm
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Compact yet powerful
The ElectroCraft RapidPower™ RP17 is a compact, high-performance and high-speed brushless motor with ball-bearing construction, dynamically balanced rotors, and low audible and magnetic noise. It is compatible with three-phase brushless DC motor drives.

RP Model Number Legend

Additional Product Details

RP17 Outline Drawing

Model MAX
Length		 A B C D E F G H I J
Front
Shaft
Diameter		 Front
Shaft
Length		 Pilot
Diameter		 Pilot
Length		 Mount Hole
Pattern		 Mount
Hole
Spacing		 Flange
External
Dimension		 Rear Shaft
Diameter		 Rear
Shaft
Length		 Differential Encoder
Length
RP17M-8 41 mm 5.000 mm
(0.1968 in)		 20.6 mm
(0.81 in)		 22.00 mm
(0.8660 in)		 2 mm
(0.08 in)		 M3 x 0.5
4.3 mm deep		 31 mm
(1.22 in)		 42 mm
(1.65 in)		 6.350 mm
(0.2500 in)		 11.9 mm
(0.47 in)		 14.0 mm
(0.55 in)
RP17M-16 61 mm
RP17M-25 81 mm
RP17M-32 101 mm
Technical Drawings

RP17 Speed / Torque Curves

rp17 rp17 rp17 rp17

RP17 Mechanical / Winding Data

RP17 Stack Size and Winding Models
Specifications RP17M-
8V24		 RP17M-
8V48		 RP17M-
8V60		 RP17M-
16V24		 RP17M-
16V48		 RP17M-
16V60		 RP17M-
25V24		 RP17M-
25V48		 RP17M-
25V60		 RP17M-
32V24		 RP17M-
32V48		 RP17M-
32V60
Design Voltage (VDC) 24 48 60 24 48 60 24 48 60 24 48 60
No load speed (RPM) 11,400 5,300 3,400 2,600
Peak Torque (oz-in) 22 60 100 136
Peak Torque (Ncm) 15 42 71 96
Peak Current (Amps) 7.6 3.8 3.0 9.8 4.9 3.9 10.4 5.2 4.2 11.0 5.5 4.4
Continuous Stall Torque (oz-in) 12 22 36 45
Continuous Stall Torque (Ncm) 8 16 25 32
Continuous Stall Current (Amps) 4.2 2.1 1.7 3.6 1.8 1.4 3.7 1.9 1.5 3.6 1.8 1.4
Continuous Rated Torque (oz-in) 4.0 4.0 4.0 17.0 17.5 17.5 29.0 29.0 29.0 37.0 37.0 37.0
Continuous Rated Torque (Ncm) 2.8 2.8 2.8 12.0 12.3 12.3 20.5 20.5 20.5 26.1 26.1 26.1
Continuous Rated Current (Amps) 2.1 1.0 0.6 2.9 1.4 1.2 3.1 1.7 1.2 3.0 1.5 1.2
Continuous Rated Speed (RPM) 10,100 10,400 10,250 3,900 3,900 3,900 2,437 2,437 2,460 1,650 1,485 1,760
Voltage Constant (V / kRPM) 2.1 4.2 5.3 4.5 9.0 11.3 7.1 14.2 17.8 9.2 18.4 23.0
Torque Constant (oz-in / Amp) 2.8 5.7 7.2 6.1 12.2 15.2 9.6 19.2 24.1 12.4 24.9 31.1
Torque Constant (Ncm / Amp) 2.0 4.0 5.1 4.3 8.6 10.7 6.8 13.6 17.0 8.8 17.6 22.0
Resistance (Ohms) 0.7 2.7 4.0 1.1 4.4 5.5 1.5 6.4 7.2 2.0 8.5 11.4
Inductance (mH) 0.5 2.3 3.0 1.2 4.8 6.2 1.8 7.2 7.5 2.3 9.2 14.0
Motor Constant (oz-in / √ Watt) 3.5 5.8 8.4 9.0
Motor Constant (Ncm / √ Watt) 2.5 4.1 5.9 6.4
Electrical Constant (msec) 0.8 1.1 1.1 1.2
Mechanical Constant (msec) 8.5 4.4 3.1 2.7
Rotor inertia (oz-in-sec²) 0.0008 0.0012 0.0016 0.0019
Rotor inertia (g-cm²) 53.7 83.3 112.3 134.9
Thermal Resistance (C / Watt) 6.3 5.5 4.0 3.4
Weight (oz) 9.0 17.0 23.5 31.0
Weight (Kg) 0.3 0.5 0.7 0.9
Length (inch) 1.6 2.4 3.1 3.9
Length (mm) 40.6 61 78.7 99.1
Number of Poles 4 4 4 4

RP17 Connection

connection diagram
connection diagram

RP17 CAD

ElectroCraft Rapid Delivery Program

Some versions of this product are available via ElectroCraft's Rapid Delivery Program. Lead times for these products are given in working days and stated below. Please note, these lead times may be exceeded during holiday periods or due to unforeseen circumstances. Always contact your local ElectroCraft representative for confirmation of availability.

Rapid delivery products are stocked in locations all over the World. If the product you require is not stocked in your region, you may request accelerated delivery from other areas. Please consult your local representative for more information.

Customers are responsible for all freight charges.

Rapid Delivery to:

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The Americas - View Cart

Part Number Description Add to Cart
RP17M-16V24-100-D NEMA 17 Brushless DC Motor, 24VDC, 5300RPM no-load speed, 60 oz-in peak torque, 17 oz-in continuous at 3900RPM, 1000 line differential commutating encoder Buy Now
RP17M-16V24-100-X NEMA 17 Brushless DC Motor, 24VDC, 5300RPM no-load speed, 60 oz-in peak torque, 17 oz-in continuous at 3900RPM, hall sensors, no encoder Buy Now
RP17M-25V24-100-D NEMA 17 Brushless DC Motor, 24VDC, 3400RPM no-load speed, 100 oz-in peak torque, 29 oz-in continuous at 2437RPM, 1000 line differential commutating encoder Buy Now
RP17M-25V24-100-X NEMA 17 Brushless DC Motor, 24VDC, 3400RPM no-load speed, 100 oz-in peak torque, 29 oz-in continuous at 2437RPM, hall sensors, no encoder Buy Now
RP17M-32V24-100-D NEMA 17 Brushless DC Motor, 24VDC, 2600RPM no-load speed, 136 oz-in peak torque, 37 oz-in continuous at 1650RPM, 1000 line differential commutating encoder Buy Now
RP17M-32V24-100-X NEMA 17 Brushless DC Motor, 24VDC, 2600RPM no-load speed, 136 oz-in peak torque, 37 oz-in continuous at 1650RPM, hall sensors, no encoder Buy Now
RP17M-8V24-100-D NEMA 17 Brushless DC Motor, 24VDC, 11400RPM no-load speed, 22 oz-in peak torque, 4 oz-in continuous at 10100RPM, 1000 line differential commutating encoder Buy Now
RP17M-8V24-100-X NEMA 17 Brushless DC Motor, 24VDC, 11400RPM no-load speed, 22 oz-in peak torque, 4 oz-in continuous at 10100RPM, hall sensors, no encoder Buy Now

Europe, the Middle East and Africa

Part Number Description Typical Lead Time
RP17M-16V24-100-D NEMA 17 Brushless DC Motor, 24VDC, 5300RPM no-load speed, 60 oz-in peak torque, 17 oz-in continuous at 3900RPM, 1000 line differential commutating encoder 2 days
RP17M-16V24-100-X NEMA 17 Brushless DC Motor, 24VDC, 5300RPM no-load speed, 60 oz-in peak torque, 17 oz-in continuous at 3900RPM, hall sensors, no encoder 2 days
RP17M-25V24-100-D NEMA 17 Brushless DC Motor, 24VDC, 3400RPM no-load speed, 100 oz-in peak torque, 29 oz-in continuous at 2437RPM, 1000 line differential commutating encoder 2 days
RP17M-25V24-100-X NEMA 17 Brushless DC Motor, 24VDC, 3400RPM no-load speed, 100 oz-in peak torque, 29 oz-in continuous at 2437RPM, hall sensors, no encoder 2 days
RP17M-32V24-100-D NEMA 17 Brushless DC Motor, 24VDC, 2600RPM no-load speed, 136 oz-in peak torque, 37 oz-in continuous at 1650RPM, 1000 line differential commutating encoder 2 days
RP17M-32V24-100-X NEMA 17 Brushless DC Motor, 24VDC, 2600RPM no-load speed, 136 oz-in peak torque, 37 oz-in continuous at 1650RPM, hall sensors, no encoder 2 days
RP17M-8V24-100-D NEMA 17 Brushless DC Motor, 24VDC, 11400RPM no-load speed, 22 oz-in peak torque, 4 oz-in continuous at 10100RPM, 1000 line differential commutating encoder 2 days
RP17M-8V24-100-X NEMA 17 Brushless DC Motor, 24VDC, 11400RPM no-load speed, 22 oz-in peak torque, 4 oz-in continuous at 10100RPM, hall sensors, no encoder 2 days

Asia

Part Number Description Typical Lead Time
RP17M-16V24-100-D NEMA 17 Brushless DC Motor, 24VDC, 5300RPM no-load speed, 60 oz-in peak torque, 17 oz-in continuous at 3900RPM, 1000 line differential commutating encoder 2 days
RP17M-16V24-100-X NEMA 17 Brushless DC Motor, 24VDC, 5300RPM no-load speed, 60 oz-in peak torque, 17 oz-in continuous at 3900RPM, hall sensors, no encoder 2 days
RP17M-25V24-100-D NEMA 17 Brushless DC Motor, 24VDC, 3400RPM no-load speed, 100 oz-in peak torque, 29 oz-in continuous at 2437RPM, 1000 line differential commutating encoder 2 days
RP17M-25V24-100-X NEMA 17 Brushless DC Motor, 24VDC, 3400RPM no-load speed, 100 oz-in peak torque, 29 oz-in continuous at 2437RPM, hall sensors, no encoder 2 days
RP17M-32V24-100-D NEMA 17 Brushless DC Motor, 24VDC, 2600RPM no-load speed, 136 oz-in peak torque, 37 oz-in continuous at 1650RPM, 1000 line differential commutating encoder 2 days
RP17M-32V24-100-X NEMA 17 Brushless DC Motor, 24VDC, 2600RPM no-load speed, 136 oz-in peak torque, 37 oz-in continuous at 1650RPM, hall sensors, no encoder 2 days
RP17M-8V24-100-D NEMA 17 Brushless DC Motor, 24VDC, 11400RPM no-load speed, 22 oz-in peak torque, 4 oz-in continuous at 10100RPM, 1000 line differential commutating encoder 2 days
RP17M-8V24-100-X NEMA 17 Brushless DC Motor, 24VDC, 11400RPM no-load speed, 22 oz-in peak torque, 4 oz-in continuous at 10100RPM, hall sensors, no encoder 2 days