![HRSM - Size 17 [42mm]](https://www.kocomotion.de/wp-content/uploads/2025/02/hybrid-rotary_42mm.png)
The size 17 [42mm] Hybrid Rotary Stepper Motor has Max. 0.72N·m of holding torque.
Encoders and 42mm frame planetary gearbox solutions are available.
For special windings or customization, Please contact KOCO for further information.
| Parameter | Unit | 17H2034 | 17H2041 | 17H2049 | 17H2061 | 17H2031 |
|---|---|---|---|---|---|---|
| Current | A | 0.5 | 1.2 | 1.5 | 2.0 | 1.2 |
| Resistance | Ohm | 15.0 | 2.5 | 2.0 | 1.8 | 1.7 |
| Inductance | mH | 21.0 | 5.5 | 5.4 | 4 | 2.3 |
| Holding Torque | N.m | 0.25 | 0.4 | 0.48 | 0.72 | 0.16 |
| Rotor Inertia | g·cm² | 25 | 54 | 77 | 110 | 23 |
| Length | mm | 35 | 41 | 49 | 61 | 31 |
| Mass | g | 230 | 300 | 360 | 500 | 200 |
| Size | Nema | 17 | 17 | 17 | 17 | 17 |
| Flange size | mm | 42 | 42 | 42 | 42 | 42 |
| Family Specification | Unit | HRSM – Size 17 [42mm] |
|---|---|---|
| Accuracy step angle | 1.8°±5% | |
| Accuracy Resistance | ±10% / 20 C | |
| Accuracy Inductance | ±20% / 1KHz | |
| Insulation class | B | |
| Duty type | S1 | |
| Dielectrical strength | 500 VAC / 1 KHz / 1 mA / 1 s | |
| Insulation resistance | 100 MΩ / 500 VDC | |
| Permissible radial load(5MM distance from mounting surface) | 50N | |
| Permissible radial load(10MM distance from mounting surface) | 40N | |
| Permissible radial load(15MM distance from mounting surface) | 25N | |
| Permissible radial load(20MM distance from mounting surface) | 20N | |
| End bell | Aluminum alloy | |
| Bearing | Deep groove ball bearing | |
| Magnet | Sintered NdFeB | |
| Shaft | Stainless steel | |
| Wiring | UL 3265, 26/24 AWG |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | 17H2034 |
|---|---|---|
| Current | A | 0.5 |
| Resistance | Ohm | 15.0 |
| Inductance | mH | 21.0 |
| Holding Torque | N.m | 0.25 |
| Rotor Inertia | g·cm² | 25 |
| Length | mm | 35 |
| Mass | g | 230 |
| Size | Nema | 17 |
| Flange size | mm | 42 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | 17H2041 |
|---|---|---|
| Current | A | 1.2 |
| Resistance | Ohm | 2.5 |
| Inductance | mH | 5.5 |
| Holding Torque | N.m | 0.4 |
| Rotor Inertia | g·cm² | 54 |
| Length | mm | 41 |
| Mass | g | 300 |
| Size | Nema | 17 |
| Flange size | mm | 42 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | 17H2049 |
|---|---|---|
| Current | A | 1.5 |
| Resistance | Ohm | 2.0 |
| Inductance | mH | 5.4 |
| Holding Torque | N.m | 0.48 |
| Rotor Inertia | g·cm² | 77 |
| Length | mm | 49 |
| Mass | g | 360 |
| Size | Nema | 17 |
| Flange size | mm | 42 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | 17H2061 |
|---|---|---|
| Current | A | 2.0 |
| Resistance | Ohm | 1.8 |
| Inductance | mH | 4 |
| Holding Torque | N.m | 0.72 |
| Rotor Inertia | g·cm² | 110 |
| Length | mm | 61 |
| Mass | g | 500 |
| Size | Nema | 17 |
| Flange size | mm | 42 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | 17H2031 |
|---|---|---|
| Size | Nema | 17 |
| Flange size | mm | 42 |
| Current | A | 1.2 |
| Resistance | Ohm | 1.7 |
| Inductance | mH | 2.3 |
| Holding Torque | N.m | 0.16 |
| Rotor Inertia | g·cm² | 23 |
| Length | mm | 31 |
| Mass | g | 200 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
