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716 Waterproof PMDC Brush Vibration Coreless Silent Micro Spindle Motor
Company & Factory Appliance
Basic Info
| Model NO. | 7A716 |
| Application | Automation Equipment, Moving Machinery |
| Operating Speed | High Speed |
| Power Source | DC Motor |
| Function | Control, Driving |
| Casing Protection | Closed Type |
| Structure | Combined |
| Certification | ISO9001 |
| Brand | Chungfo |
| Diameter | 7mm |
| Length of Motor Body | 16.6mm |
| Transport Package | Standard Export Carton |
| Specification | 7mm x L16.6 |
| Trademark | CHUNGFO |
| Origin | China |
| HS Code | 8501109990 |
| Production Capacity | 4 Million PCS/Month |
Product Description
| 7A Series φ7mm x L16.6 Precious Metal Brushes |
| Motor Paramter | Motor Model | |||||||||||
| Values at nominal voltage | 7A2NA-017091 | 7A2NA-015051 | ||||||||||
| 1 | Rated voltage | V | 3.4 | 3.7 | ||||||||
| Free Load | 2 | No load speed | rpm | 49193 | 57168 | |||||||
| 3 | No load current | mA | 71 | 109 | ||||||||
| At Max. Efficiency | 4 | Max. efficiency | % | 71.55% | 71.80% | |||||||
| 5 | Speed | rpm | 42617 | 49577 | ||||||||
| 6 | Current | mA | 459 | 711 | ||||||||
| 7 | Torque | g.cm | 2.78 | 3.71 | ||||||||
| At Max. Output | 8 | Max. output | W | 2.63 | 4.1 | |||||||
| 9 | Speed | rpm | 24597 | 28584 | ||||||||
| 10 | Current | mA | 1524 | 2375 | ||||||||
| 11 | Torque | g.cm | 10.4 | 13.97 | ||||||||
| At Stall | 12 | Stall current | A | 2.98 | 4.64 | |||||||
| 13 | Stall torque | g.cm | 20.8 | 27.94 | ||||||||
| Motor Constants | ||||||||||||
| 14 | Teminal resistance | Ω | 0.9 | 0.52 | ||||||||
| 15 | Torque constant | g.cm/A | 7.158 | 6.166 | ||||||||
| 16 | Speed constant | rpm/V | 13620 | 15823 | ||||||||
| 17 | Speed/Torque constant | rpm/g.cm | 2364.7 | 2046.1 | ||||||||
| Motor Characteristic | Typical Performance | ||||||||||||||||
| Thermal parameters | | ||||||||||||||||
| 18 | Ambient temperature | -20~+65 | ºC | ||||||||||||||
| 19 | Max. permissible winding temperature | 85 | ºC | ||||||||||||||
| Mechanical parameters | |||||||||||||||||
| 20 | Max. penmissible No-load speed | 55000 | rpm | ||||||||||||||
| 21 | Max. axial load(dynamic) | 0.15 | N | ||||||||||||||
| Other parameters | |||||||||||||||||
| 22 | Number of pole pairs | 1 | |||||||||||||||
| 23 | Number of commutator segments | 3~5 | |||||||||||||||
| 24 | Weight | 2.6 | g | ||||||||||||||
| Remarks | |||||||||||||||||
| 1 | Rotation direction, wire specification and performance parameters can be | ||||||||||||||||
| made according to customer's requirement. | |||||||||||||||||
| 2 | Motor can be mounted with various shapes and sizes of eccentric weight which | ||||||||||||||||
| is made of iron, brass or ferro-alloy to become vibration motor. | |||||||||||||||||
| 3 | Dimension with "*" in the drawing can be adjusted according to customer's requirement. | ||||||||||||||||
| 1g=0.035oz 1inch=25.4mm 1g.cm=0.098mN.m 1oz=28.35g 1mm=0.0394inch 1mN.m=10.2g.cm | |||||||||||||||||
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