Ningbo Nide Tech Co., Ltd
NINGBO NIDE TECH CO.,LTD We specialize in the field of electric motors, covering motor manufacturing machinery, DC motor,commutator,ball bearing and carbon brush.
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Automatic two stations Intelligent multi-function armature rotor testing machine for AC/DC motor generator manufacturing
I. Test object: electric AC /DC motor armature rotor
II. Test item and specification
1. Test: Bar to bar resistance, welding resistance, insulation resistance(lamination to winding, shaft to lamination, shaft to winding), Hipot and surge
2. Station: Double two stations
3. Clamping mode: Place the tested rotor at the test station, and the system will clamp automatically.
III. Technical parameters:
commutator pics:5-128
1.bar to bar resistance
| range | 0.5mΩ-500Ω |
| precision | ≤±0.5%+3 digits |
2.welding resistance
| range | 1uΩ-10mΩ |
| precision | ≤±10uΩ(bar resistance≤10Ω) |
3.insulation resistance
| voltage range | DC 500V/1000V |
| voltage precision | ≤±1.5% +3 digits |
| test range | 0.1- 500MΩ |
| test precision | ≤±2.5% +3 digits |
4.Hipot
| voltage range | 0-3000V/5000V , iron core and winding/shaft and winding/shaft and iron core single double insulation resistance |
| voltage precision | ≤±2.5% +3 digits |
| leakage current range | 0-5/10/20mA |
| leakage current precision | ≤±2.5% +3 digits |
5.Surge
| voltage range | 0-3000V |
| voltage precision | ≤±2.5% display value+2.5% , measuring+3 digits |
| graph limits value | min. difference0.1%(graph difference) |
| impulse interval setting | available |
| sampling frequency | 20/40MHz (self-adjustable) |
IV. Picture
