+7(495) 407-01-02
Made from high quality aluminum alloy. Sizes from 25 to 130. The gear ratios from 7.5 to 100.
¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ Available on request.
Precision planetary gearboxes used in modern industrial technology.
¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ Available on customer request.
The accuracy of 2-5 arc. min. The gear ratio of 1: 1000. It can be fitted with a variety of servo motors.
¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ Available on customer request.
Backlash-free ball gearboxes with high precision positioning.
¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ Available on customer request.
Trapezoidal screws and nuts from a warehouse in Moscow. Material: Steel C15 (1.0401); Bronze RG7 GC-CuSn7ZnPb (DIN 2.1090).
¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ TR20x4x3000R,
TR24x5x3000R, TR30x6x3000R,
TR36x6x3000R, TR40x7x3000R.
Гайки: BR12x3, BR16x4, BR20x4, BR24x5,
BR30x6, BR36x6, BR40x7.
25.09.2014 | We invite you to visit our stand at the exhibition "Mashex-2014"!
We invite you to visit our stand №C261, hall №3 at the 17th international exhibition of equipment and technologies of metalworking and working of composite materials "Mashex-2014", which will be organized from 28 to 31 October in the exhibition center "Crocus Expo", pavilion №1, Moscow, Russia. |
24.09.2014 | We invite you to visit our stand at the exhibition "Stankostroenie-2014"!
We invite you to visit our stand №В222 , pavilion №1, hall №2 at the international specialized exhibition "Stankostroenie-2014", which will be organized from 14 to 17 October, 2014 in the exhibition center "Crocus Expo" (Moscow, Russia). |
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Stepper motors of ZK20HS series can be used in the devices of precision mechanics and optics, measuring equipment, equipment of the medical industry and communications equipment. Characterized by a high smoothness of operations and low inertia.
Lineup of ZK20HS series
| Model |
Rated voltage, V | Current/phase, A | Resistance/phase, Ohm | Inductance/phase, mH | Holding torque, kg×cm | Number of leads | Number of phases | Rotor inertia, kg×m2 | Weight, kg | Length, mm | |
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ZK20HS28-0604A | 3.6 | 0.6 | 6.0 | 1.7 | 0.18 | 4 | 2 | 3.6×10-7 | 0.05 | 28 |
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ZK20HS30-0604A | 3.9 | 0.6 | 6.5 | 1.7 | 0.18 | 4 | 4 | 2.0×10-7 | 0.06 | 30 |
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ZK20HS33-0604A | 3.9 | 0.6 | 6.5 | 1.7 | 0.18 | 4 | 2 | 2.0×10-7 | 0.06 | 33 |
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ZK20HS42-0804A | 4.32 | 0.8 | 5.4 | 1.5 | 0.30 | 4 | 2 | 3.6×10-7 | 0.08 | 42 |
Main technical characteristics of ZK20HS series
| Parameter | Specifications |
| Step angle | 1.8° |
| Step angle accuracy | ±5% (full step, no load) |
| Resistance accuracy | ±10% |
| Inductance accuracy | ±20% |
| Temperature rise |
80°C max. (rated current, 2 phase on) |
| Ambient temperature | -20°C ~ +50°C |
| Insulation resistance | 100 MOhm min., 500 VDC |
| Dielectric strength | 500 VAC for one minute |
| Radial play | 0.02 mm. max. (450 g-load) |
| Axial play | 0.08 mm. max. (450 g-load) |
| Radial force | 20 N max. |
| Axial force | 2 N max. |
| Holding torque | 0.18 ~ 0.3 kg×cm |
| Current/phase | 0.6 ~ 0.8 А |
Ordering information for ZK20HS series
| ZK | 20 | HS | 28 | - 060 | 4 | A |
| ZK - stepper motor | Flange size | Motor type | Motor case length | Current per phase | Number of leads | Shaft type |
| 20 20 mm | HS with high torque | 28 28 mm 30 30 mm 33 33 mm 42 42 mm |
060 0.6 А 080 0.8 А |
4 4 leads | A single |
Dimensions of ZK20HS series
Wiring diagram
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