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NC-2564(Neodymium magnet)

Motor specifications

Item Unit Model
NC-256401 NC-256402
Rated voltage V 12 24
Rated output W 17.4 17.7
Rated torque mNm 29.4 29.4
gf-cm 300 300
oz-in 4.17 4.17
Rated Speed rpm 5800 5900
Rated current mA 1900 1000
No Load Speed rpm 6870 6870
No Load current mA 100 50
Starting torque mNm 198.9 202.9
gf-cm 2030 2070
oz-in 28.22 28.77
Starting current A 12.5 6.4
Rotor inertia g-cm2 16.0 16.0
Armature resistance Ω 0.96 3.75
Inductance mH 0.13 0.51
Mechanical time constant m-sec 5.5 5.5
Back EMF constant V/103rpm 1.68 3.35
Torque constant mNm/A 16.0 31.9
gf-cm/A 163.7 326.0
oz-in/A 2.27 4.52
Maximum output W 34.9 35.6
Initial angular acceleration rad/sec2 130.7×103 130.7×103
Thermal resistance (case-ambient) ℃/W 12.1 12.1
Winding insulation class F
Maximum armature winding temperature rise 155
Operating ambient temperature -10 ~ +50
Number of commutator segments 11
Bearing type Ball bearings
Brush materials Silver/Carbon
Weight g 158 158
Length (L) mm 64.0 64.0
Length(Depth) mm 5.0 5.0

Tachometer generator included

Item Unit Tachometer Generator’s Specification
Output voltage V/1000rpm 1.0±15%
Linearity % max 0.3
Ripple P-P value (test circuit) % max 5
Ripple frequency Cycle/Rev 11
Directional error % max 0.5
Armature resistance Ω 27
Inductance mH 0.4
Rotor inertia g-cm2 10
Output voltage of temperature coefficient %/℃ -0.04
Weight (motor + tachometer generator) g 210
Length (L) L1 mm 65.0
L2 mm 93.2

Optical encoder included

Encoder type Incremental Type
Item Unit Encoder’s Specification
Encoder type Incremental
Output pulse number Pulse/Rev 1000、2000
Number of channels 3
Power source voltage Vcc 5±5%
Current Consumption mA 80 (max.)
Output voltage V “ H ” | 4.0 (min.)
“ L” | 0.5 (max.)
Output waveform Short waveform
Response frequency kHz 200(Note 1)
Rotor inertia g-cm2 0.8
Weight (motor + encoder) g 210
Length (L) L1 mm 64.0
L2 mm 83.8
  • Note 1The motor speed is limited by the response frequency.

ZFP gear included

●Rated characteristics for motor with gears included
NC-2564##G ZFP 1/xxx (φ38)

Reduction ratio 5.43 20.73 29.47 79.24 112.52
Rated torque N・m 0.14 0.49 0.70 1.70 2.41
Rated Speed rpm 1062 280 197 72 51
Rated output w 16.0 14.5 14.5 13.0 13.0
Length (L) mm 35.2 42.1 42.1 53.4 53.4
Reduction ratio 160 302.15 429.62 ※610.82 ※868.44
Rated torque N・m 3.43 5.86 8.33 10.00 10.00
Rated Speed rpm 36 19 13 9 6
Rated output w 13.0 11.9 11.9 10.1 7.1
Length (L) mm 53.4 64.7 64.7 64.7 64.7
  • Note 1If using deceleration ratios marked with an asterisk (*), please make sure you do not exceed the allowable output torque for the gearhead.
  • Note 2Values assume continual operation under an evenly distributed load.
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