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22ECT35 Ultra EC Slotless Brushless DC Motor

22ECT35 ULTRA EC - 22ECT35 Ultra EC Slotless Brushless DC Motor

22ECT35 ULTRA EC

The ECT line of high performance Ultra EC motors are powered by the patented Ultra Coil technology & patented multipolar rotor design. These four pole 22ECT35 brushless motors provide ultra high continuous and peak torques in a lightweight and compact package while maintaining smooth operation and long life. The 22ECT35 can be adapted for most applications in the power hand tool and industrial markets, enhancing life and reliability.

Motor Highlights

  • 4 pole slotless

  • Digital hall sensors

  • 3 standard coils available

  • Ultra high torque with increased life

  • Optimized thermal behavior in repetive cycles with high peak load

  • Embedded temperature probe

  • High efficiency proprietary coil design

  • Lighweight & compact design

Customization Available

  • Connectors
  • Different coil impedance
  • Mechnical integration upon request (housing, front & rear flange,shaft)

Applications

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Specification + Detail
Resources
Metric English 
Winding{%|%}unit 22ECT35 10B 32 22ECT35 10B 52 22ECT35 10B 80
Diameter{%|%}in 0.87 0.87 0.87
Diameter{%|%}mm 22 22 22
Length{%|%}in 1.38 1.38 1.38
Length{%|%}mm 35.00 35.00 35.00
Nominal Voltage{%|%}Volt 12.0 24.0 24.0
Optimization Speed 0 0 0
No-Load Speed{%|%}rpm 10,330 12,400 8,100
Typical No-Load Current{%|%}mA 100 90 40
Max continuous mechanical power (@ 25°C){%|%}W 34.0 34.0 34.0
Max continuous Current{%|%}A 1.8 1.1 0.7
Max Continuous Torque{%|%}mNm 20.00 19.90 19.50
Max Continuous Torque{%|%}oz-in 2.83 2.82 2.76
Terminal Resistance{%|%}Ω
Output Power{%|%}W
Stall Torque{%|%}oz-in
Stall Torque{%|%}mNm
Efficiency{%|%}%
Speeds up to{%|%}rpm
Torque up to{%|%}oz-in
Torque up to{%|%}mNm
Current up to{%|%}thermal limits
Back-EMF Constant{%|%}V/1000 rpm 1.14 1.86 2.86
Torque Constant{%|%}mNm/A 10.90 17.80 27.30
Torque Constant{%|%}oz-in/A 1.54 2.52 3.87
Motor Regulation R/k²{%|%}10³/Nms
Motor Constant k/R½{%|%}mNm/W½ 9.2 9.2 9.0
Motor constant k/R½{%|%}oz-in/W½ 1.31 1.31 1.28
Internal resistance - phase to phase{%|%}Ω 1.40 3.73 9.20
Line to Line resistance at connectors{%|%}Ω 1.43 3.76 9.23
Inductance - phase to phase{%|%}mH 0.12 0.32 0.75
Friction Torque{%|%}onz-in
Friction Torque{%|%}mNm
Rotor Inductance (mH)
Mechanical Time Constant{%|%}ms 4.2 4.2 4.4
Electrical time constant{%|%}ms 0.09 0.08 0.08
Max motor speed{%|%}rpm 20,000 20,000 20,000
Ambient working temperature range{%|%}°C -30 to + 100 -30 to + 100 -30 to + 100
Ambient working temperature range{%|%}°F -22 to + 212 -22 to + 212 -22 to + 212
Ambient storage temperature range{%|%}°C -40 to + 100 -40 to + 100 -40 to + 100
Ambient storage temperature range{%|%}°F -40 to + 212 -40 to + 212 -40 to + 212
Ball bearings preload{%|%}N 6.8 6.8 6.8
Axial static force without shaft support{%|%}N 45 45 45
Max Winding Temperature{%|%}°C
Max winding temperature{%|%}°C 125 125 125
Max Winding Temperature{%|%}°F
Max winding temperature{%|%}°F 257 257 257
Thermal Resistance{%|%}°C/W 2.3 / 13 2.3 / 13 2.3/13
Thermal Time Constant{%|%}s 829 829 829
Operating Temperature Range{%|%}°F
Weight{%|%}oz 2.36 2.36 2.36
Weight{%|%}g 67 67 67
Rotor Inertia{%|%}gcm²
Rotor Inertia{%|%}gcm² 3.6 3.6 3.6
Typical Housing Material Stainless steel aluminum flanges Stainless steel aluminum flanges Stainless steel
Hall Sensor Elecrical Phasing{%|%}electrical ° 120 120 120
Absolute accuracy 2 ph. On, Full step mode (degree)
Bearing Type
Detent Torque, Max (mNm)
Detent Torque, Max (oz-in)
Dielectric Withstanding Voltage (VAC)
Holding Torque, MIN (mNm)
Holding Torque, MIN (oz-in)
Inductance per Phase, typ (mH)
Insulation Resistance at 500 VDC (Mohms)
Leadwire
Maximum Coil Temperature (C)
Maximum Coil Temperature (F)
Operating Voltage (VDC)
Rated Current per Phase, 1 Phase ON (A)
Resistance per Phase, ± 10%{%|%}Ohms
Rotor Inertia{%|%}oz-in-sec²10^-6
Continuous Stall Current{%|%}A
Peak Torque for 1s{%|%}mNm
Peak Torque for 1s{%|%}oz-in
Peak Current{%|%}A
Max Axial Shaft Load (N)
Max Axial Shaft Load (oz)
Max Radial Shaft Load (N)
Max Radial Shaft Load (oz)
Shaft Load Max Axial{%|%}lb
Shaft Load Max Axial{%|%}N
Shaft Load Max Radial{%|%}lb
Shaft Load Max Radial{%|%}N
Steps per Revolution
Back EMF Amplitude (V/ksteps/s)
Nominal Phase Current (1 ph. On) (A)
Nominal Phase Current (2 ph. On) (A)
Angular Acceleration (nominal current)
Axial Shaft Play (µm)
Holding Torque Typical (mNm)
Holding Torque Typical (oz-in)
Holding Torque, 1.5x nominal current (mNm)
Holding Torque, 1.5x nominal current (oz-in)
Natural Resonance Frequency @nominal current (Hz)
Power rate (nominal current) (kW/s)
Radial Shaft Play (µm)
Max. Force* @ .001" (0.0254 mm) / Step (N)
Max. Force* @ .001" (0.0254 mm) / Step (oz)
Max. Force* @ .002" (0.0508 mm) / Step (N)
Max. Force* @ .002" (0.0508 mm) / Step (oz)
Max. Force* @ .004"(0.1016 mm) / Step (N)
Max. Force* @ .004"(0.1016 mm) / Step (oz)
Stroke Length, Typ{%|%}mm
Stroke Length, Typ{%|%}in
Min. Holding Force (Unenergized) @ .0005" (0.0127 mm) / Step{%|%}N
Min. Holding Force (Unenergized) @ .0005" (0.0127 mm) / Step{%|%}oz
Min. Holding Force @ 0.001" (0.0254 mm) / Step (Un-energised) (N)
Min. Holding Force @ 0.001" (0.0254 mm) / Step (Un-energised) (oz)
Min. Holding Force @ 0.002" (0.0508 mm) / Step (Un-energised) (N)
Min. Holding Force @ 0.002" (0.0508 mm) / Step (Un-energised) (oz)
Min. Holding Force (Unenergized) @ 0.003" (0.0762 mm) / Step (Un-energized){%|%}N
Min. Holding Force (Unenergized) @ 0.003" (0.0762 mm) / Step (Un-energized){%|%}oz
Min. Holding Force @ 0.004" (0.1016 mm) / Step (Un-energised) (N)
Min. Holding Force @ 0.004" (0.1016 mm) / Step (Un-energised) (oz)
Min. Holding Force @ rated current @ .0005" (0.0127 mm) / Step{%|%}N
Min. Holding Force @ rated current @ .0005" (0.0127 mm) / Step{%|%}oz
Min. Holding Force @ rated current @ .001" (0.0254 mm) / Step{%|%}N
Min. Holding Force @ rated current @ .001" (0.0254 mm) / Step{%|%}oz
Min. Holding Force @ rated current @ .002" (0.058 mm) / Step{%|%}N
Min. Holding Force @ rated current @ .002" (0.058 mm) / Step{%|%)oz
Min. Holding Force @ rated current @ .003" (0.0762 mm) / Step{%|%}N
Min. Holding Force @ rated current @ .003" (0.0762 mm) / Step{%|%}oz
Min. Holding Force @ rated current @ .004" (0.1016 mm) / Step{%|%}N
Min. Holding Force @ rated current @ .004" (0.1016 mm) / Step{%|%}oz
Number of lines available
Output signal
Supply Current - maxium (mA)
Supply Current - stand-by (μA)
Supply Current - typical (mA)
Supply Voltage (V)
Direction of rotation ( = / ≠)
Max. Recommended Input Speed (rpm)
Number of gear stages
Number of lines available
Type of encoder
Linear Travel Accuracy
Input Power (W)
Stepper Type
Gear Ratio
Sterilization Cycles
Prototype Pricing
Document Technology Document Type Language File Type
22ECT35 Specification Sheet Brushless DC Specification Page  
22ECT35 drawing Brushless DC DXF Drawing  
22ECT35 3D drawing Brushless DC 3D