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NC-1858(Neodymium magnet)

Motor specifications

Item Unit Model
NC-185801 NC-185802
Rated voltage V 12 24
Rated output W 9.0 9.0
Rated torque mNm 12.74 12.74
gf-cm 130 130
oz-in 1.807 1.807
Rated Speed rpm 6900 6900
Rated current mA 1000 500
No Load Speed rpm 8400 8400
No Load current mA 90 50
Starting torque mNm 78.89 78.89
gf-cm 805 805
oz-in 11.190 11.190
Starting current A 5.8 2.9
Rotor inertia g-cm2 3.84 3.84
Armature resistance Ω 2.1 8.3
Inductance mH 0.19 0.76
Mechanical time constant m-sec 4.1 4.1
Back EMF constant V/103rpm 1.45 2.90
Torque constant mNm/A 13.8 27.6
gf-cm/A 141.0 282.2
oz-in/A 1.95 3.91
Maximum output W 16.9 16.9
Initial angular acceleration rad/sec2 214.4×103 214.4×103
Thermal resistance (case-ambient) ℃/W 14.2 14.2
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 75 75
Length (L) mm 58.2 58.2
Length(Depth) mm 4.0 4.0

Item Unit Tachometer Generator’s Specification
Output voltage V/1000rpm 1.0±15%
Linearity % max 0.3
Ripple P-P value (test circuit) % max 7
Ripple frequency Cycle/Rev 7
Directional error % max 0.5
Armature resistance Ω 72.6
Inductance mH 0.8
Rotor inertia g-cm2 0.4
Output voltage of temperature coefficient %/℃ -0.04
Weight (motor + tachometer generator) g 97
Length (L) mm 77.8

Optical encoder included

Encoder type Incremental Type
Item Unit Encoder’s Specification
Encoder type Incremental
Output pulse number Pulse/Rev 500、1000
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 100(Note 1)
Rotor inertia g-cm2 0.1
Weight (motor + encoder) g 102
Length (L) L1 mm 58.4
L2 mm 76.8
  • Note 1The motor speed is limited by the response frequency.

ZMP gear included

●Rated characteristics for motor with gears included
NC-1858##G ZMP 1/xxx (φ25)

Reduction ratio 4 6 16 24 36 64 96
Rated torque N・m 0.043 0.064 0.146 0.220 0.330 0.497 0.746
Rated Speed rpm 1725 1150 390 260 173 95 63
Rated output w 7.8 7.8 6.0 6.0 6.0 5.0 5.0
Length (L) mm 24.7 24.7 29.6 29.6 29.6 37.1 37.1
Reduction ratio 144 216 256 384 ※ 576 ※ 864 ※ 1296
Rated torque N・m 1.119 1.200 1.695 2.543 3.000 3.000 3.000
Rated Speed rpm 42 31 22 15 11 7 5
Rated output w 5.0 4.0 4.0 4.0 3.7 2.5 1.6
Length (L) mm 37.1 37.1 44.6 44.6 44.6 44.6 44.6
  • 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.

ZAP gear included

●NC-1858##G ZAP 1/xxx (φ30)

Reduction ratio 4 6 16 24 36 64 96
Rated torque N・m 0.043 0.064 0.146 0.220 0.330 0.497 0.746
Rated Speed rpm 1725 1150 431 287 191 107 71
Rated output w 7.8 7.8 6.6 6.6 6.6 5.6 5.6
Length (L) mm 29.9 29.9 35.3 35.3 35.3 44.0 44.0
Reduction ratio 144 216 256 384 576 ※864 ※1296
Rated torque N・m 1.119 1.678 1.695 2.543 3.815 4.800 4.800
Rated Speed rpm 47 31 26 17 11 7 5
Rated output w 5.6 5.6 4.7 4.7 4.7 4.0 2.6
Length (L) mm 44.0 44.0 52.7 52.7 52.7 52.7 52.7
  • 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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