16mm Slotless Brushless DC Motor

Slotless Brushless DC Motor images

Motor Characteristics

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Motor part number   16ZWWC24-1SZ 16ZWWC40 16ZWWC56-5SZ
Pole pairs - 1 1 1 1 1 1 1
Terminal resistance, Phase-Phase Ω 2.408 0.63 1.31 1.85 3.15 0.3196 0.4971
Terminal inductance, Phase-Phase mH 0.067 0.033 0.045 0.096 0.2 0.014 0.033
Winding connection method - Delta Connection Star Connection Star Connection Star Connection Star Connection Delta Connection Star Connection
Insulation class - B B B B B B B
Duty type - S2 S2 S2 S2 S2 S2 S2
Feedback method - Hall sensor Hall sensor Hall sensor Hall sensor Hall sensor Hall sensor Hall sensor
Commutation angle - 120° 120° 120° 120° 120° 120° 120°
Insulation strength
(Withstand voltage)
- 500VAC/1KHz/1mA/1s
Insulation resistance - 100MΩ/500VDC
Weight g 26.5 47 47 47 47 47 63
Rated voltage V 12 18 24 36 48 12 24
Rated power W 10.8 33 39 39 39 27.26 73.5
Rated torque mN·m 3.2 7.4 7.4 7.5 7.4 7.5 14.6
Rated speed RPM 32300 44000 51300 50000 50000 34700 48100
Rated current A 1.21 2.19 1.96 1.32 0.95 3 3.81
No load speed RPM 44000 50000 58000 56000 56000 40000 54000
No load current A 0.35 0.31 0.22 0.15 0.12 0.4 0.5
Motor efficiency % 75.5 85 84 82.4 84.92 81.4 87.1
Noise
(Ambient noise 20dB, test distance 1m)
dB <50 <50 <50 <50 <50 <50 <50
Thermal Resistance
(No-load)
K/W - 1.22 1.33 1.47 1.07 - -
Thermal Time Constant
(No-load)
S - 420 450 480 390 - -
Ambient temperature 22.3 22.3 22.3 22.3 22.3 22.3 22.3
Max winding temperature
(No-load)
- 63 75 80 63.8 - -
Torque constant mN·m/A 2.6 3.38 3.78 5.66 7.75 2.86 4.24
Back-EMF constant
peak value
V/Krpm 0.38 0.50 0.56 0.84 1.15 0.42 0.62
Back-EMF constant
effective value
V/Krpm 0.27 0.35 0.40 0.59 0.81 0.3 0.44
Peak torque mN·m 9 96.65 69.21 110.19 118.13 53 140
Peak current A 4.9 29 18 19 15 19 39
Rotor inertia g·cm² 0.3 0.583 0.583 0.583 0.583 0.58 0.8
Mechanical time constant ms 10.69 3.21 5.35 3.36 3.06 2.28 2.21
End bell - Stainless steel
Bearing - Deep groove ball bearing
Magnet - Sinter NdFeB
Rotation shaft - Carbon steel

Dimensional Drawing

Torque Performance Curves

Options

Planetary Gearbox Dimensional

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Stage -Stage 1Stage 2Stage 3Stage 4
Gear ratio X : 13.9, 5.316, 21, 2862, 83, 111, 150243, 326, 439, 590, 794
Max. backlash °1.01.21.31.4
Max. continuous output power W6.53.21.60.6
Max. peak output power W8.04.02.00.75
Max. continuous input speed rpm12000140001400014000
Max. peak input speed rpm15000180001800018000
Max. continuous torque N·m0.20.250.350.45
Max. peak torque N·m0.250.350.450.55
Max. efficiency %90807565
Weight g25313742
Gearbox length L mm18.725.530.242
Silent Planetary Gearbox

Silent

Planetary Gearbox

A high-performance gear reduction solution that delivers both stable torque transmission and low-noise operation, built on precision gear machining technology. Compatible with a wide range of DINGS' motors and applicable across diverse industries including robotics, automation equipment, and precision machinery.

Explore available specifications and gear ratio options on the DKPS website below.

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